Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.

🔎 Tip: Click any Company, OCN, Rate Center, or CLLI to explore related telecom data

npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
281-406TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD00/00/0000Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-406 is split into 1,000-number blocks - detail below
281-406-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-406-9XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-562TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD01/10/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-562 is split into 1,000-number blocks - detail below
281-562-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD01/10/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-562-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD01/10/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-562-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD01/10/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-562-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD01/10/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
281-562-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD01/10/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-272TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD09/20/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-272 is split into 1,000-number blocks - detail below
346-272-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD11/27/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-272-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD09/20/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-272-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD11/27/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-277TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD10/03/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-277 is split into 1,000-number blocks - detail below
346-277-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD10/03/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-277-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD10/03/2017Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-328TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SPRINGHSTNTX01MMD03/23/2018Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-328 is split into 1,000-number blocks - detail below
346-328-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SPRINGHSTNTX01MMD03/23/2018Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-328-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SPRINGHSTNTX01MMD05/03/2018Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-365TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BARKERHSTNTX01MMD09/21/2018Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-365 is split into 1,000-number blocks - detail below
346-365-0XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BARKERHSTNTX01MMD05/18/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-365-1XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BARKERHSTNTX01MMD05/18/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-365-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BARKERHSTNTX01MMD05/18/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-365-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BARKERHSTNTX01MMD09/21/2018Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-376TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD01/08/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-376 is split into 1,000-number blocks - detail below
346-376-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD01/08/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-376-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD01/08/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-376-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD01/08/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-376-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138SATSUMAHSTNTX01MMD03/10/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD01/18/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378 is split into 1,000-number blocks - detail below
346-378-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD01/18/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD01/18/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD01/18/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD01/18/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD01/18/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD04/19/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-378-9XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD06/24/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/21/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384 is split into 1,000-number blocks - detail below
346-384-1XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-384-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD03/25/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-397TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD08/08/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-397 is split into 1,000-number blocks - detail below
346-397-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD08/08/2019Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-405TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD00/00/0000Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-405 is split into 1,000-number blocks - detail below
346-405-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD03/02/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-405-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD03/02/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-405-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD03/02/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-405-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD03/02/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-405-8XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD03/02/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-416TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138TOMBALLHSTNTX01MMD01/08/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-416 is split into 1,000-number blocks - detail below
346-416-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138TOMBALLHSTNTX01MMD01/08/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-416-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138TOMBALLHSTNTX01MMD01/08/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-416-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138TOMBALLHSTNTX01MMD01/08/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-416-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138TOMBALLHSTNTX01MMD01/08/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-416-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138TOMBALLHSTNTX01MMD01/08/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-437TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD09/11/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-437 is split into 1,000-number blocks - detail below
346-437-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD09/14/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-437-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD09/14/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-437-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HSTNSUBURBHSTNTX01MMD09/14/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-451TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD11/17/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-451 is split into 1,000-number blocks - detail below
346-451-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD11/17/2020Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-481TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138RICHMNRNBGHSTNTX01MMD03/19/2021Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-481 is split into 1,000-number blocks - detail below
346-481-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138RICHMNRNBGHSTNTX01MMD03/22/2021Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-609TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD12/13/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-609 is split into 1,000-number blocks - detail below
346-609-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD12/13/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-609-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD12/13/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-609-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD12/13/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-609-8XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD12/13/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-609-9XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BAMMELHSTNTX01MMD12/13/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665 is split into 1,000-number blocks - detail below
346-665-0XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-1XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-8XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-665-9XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD04/06/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-762TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138RICHMNRNBGHSTNTX01MMD07/18/2016Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-762 is split into 1,000-number blocks - detail below
346-762-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138RICHMNRNBGHSTNTX01MMD07/19/2016Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-815TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD07/24/2015Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-815 is split into 1,000-number blocks - detail below
346-815-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD07/24/2015Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-815-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138APOLLOHSTNTX01MMD07/24/2015Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-845TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD10/17/2024Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-845 is split into 1,000-number blocks - detail below
346-845-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD10/18/2024Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-845-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD10/18/2024Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-845-8XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD10/18/2024Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
346-845-9XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD10/18/2024Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
409-356TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138GALVESTONHSTNTX01MMD00/00/0000Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
409-356 is split into 1,000-number blocks - detail below
409-356-0XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138GALVESTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMD00/00/0000Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576 is split into 1,000-number blocks - detail below
713-576-0XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-1XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-2XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-3XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-4XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-7XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
713-576-8XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HOUSTONHSTNTX01MMDN/APrefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
832-780TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138DEER PARKHSTNTX01MMD02/07/2013Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
832-780 is split into 1,000-number blocks - detail below
832-780-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138DEER PARKHSTNTX01MMD02/07/2013Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-241TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138MADISONVLHSTNTX01MMD01/20/2010Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-241 is split into 1,000-number blocks - detail below
936-241-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138MADISONVLHSTNTX01MMD01/20/2010Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-331TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138CONROEHSTNTX01MMD05/11/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-331 is split into 1,000-number blocks - detail below
936-331-5XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138CONROEHSTNTX01MMD05/11/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-331-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138CONROEHSTNTX01MMD05/11/2022Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-354TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HUNTSVILLEHSTNTX01MMD08/09/2023Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
936-354 is split into 1,000-number blocks - detail below
936-354-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138HUNTSVILLEHSTNTX01MMD10/14/2024Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
979-347TXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BRENHAMHSTNTX01MMD11/09/2016Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
979-347 is split into 1,000-number blocks - detail below
979-347-6XXXTXTELEPORT COMMUNICATIONS AMERICA, LLC - TX (AT&T)0004274114RMD00038977138BRENHAMHSTNTX01MMD11/09/2016Prefix Type: CLEC
Switch Name: HOUSTON
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01MMD))
This information is not guaranteed to be accurate. User assumes all risk for any loss or gain resulting from use of this data.
Although I strive for accuracy and prompt updates of changed information, it is possible that there may be errors. If you see one, could you please report it?
Please report all errors, flames, questions, suggestions, and thanks to Paul Timmins
L'exactitude de ces renseignements n'est pas garantie. L'utilisateur assume l'entière responsabilité des pertes ou des gains découlant de l'utilisation de ces données.
Bien que je m'efforce d'assurer l'exactitude des informations et de les mettre à jour rapidement, des erreurs peuvent subsister. Si vous en voyez une, veuillez me la signaler.
Veuillez adresser vos commentaires, remarques, questions, suggestions et remerciements à Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2026, Paul Timmins/Timmins Technologies, LLC. All rights reserved
Website Design and User Interface ©2010, Adam Botbyl/Revolutionary Solutions, LLC.
Colocation generously provided by Clear Rate Communications, Inc
Has this site changed your life? Made your job easier? I always love Fanmail and Suggestions.