Input a CLLI:

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

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

npa-nxxStateCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
281-746TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCYPRESSHSTNTX01X7X01/13/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
281-746 is split into 1,000-number blocks - detail below
281-746-2XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCYPRESSHSTNTX01X7X12/11/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
281-746-7XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCYPRESSHSTNTX01X7X01/18/2006Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
281-771TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CSPRINGHSTNTX01X7X06/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
281-771 is split into 1,000-number blocks - detail below
281-771-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CSPRINGHSTNTX01X7X06/09/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-248TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CPINEHURSTHSTNTX01X7X06/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-248 is split into 1,000-number blocks - detail below
346-248-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CPINEHURSTHSTNTX01X7X06/22/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-312TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHSTNSUBURBHSTNTX01X7X06/24/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-312 is split into 1,000-number blocks - detail below
346-312-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHSTNSUBURBHSTNTX01X7X06/29/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-312-6XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHSTNSUBURBHSTNTX01X7X06/29/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-352TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X04/20/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-352 is split into 1,000-number blocks - detail below
346-352-0XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X05/19/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-760TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBARKERHSTNTX01X7X07/14/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-829TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CSUGAR LANDHSTNTX01X7X08/13/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-829 is split into 1,000-number blocks - detail below
346-829-7XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CSUGAR LANDHSTNTX01X7X08/13/2024Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-843TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CRICHMNRNBGHSTNTX01X7X07/14/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-954TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CDEER PARKHSTNTX01X7X05/23/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-954 is split into 1,000-number blocks - detail below
346-954-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CDEER PARKHSTNTX01X7X05/23/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-978TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLANGHAMCRKHSTNTX01X7X05/05/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
346-978 is split into 1,000-number blocks - detail below
346-978-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLANGHAMCRKHSTNTX01X7X05/05/2015Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
713-505TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
713-505 is split into 1,000-number blocks - detail below
713-505-1XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7XN/APrefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-269TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X06/06/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-269 is split into 1,000-number blocks - detail below
832-269-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X06/06/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-653TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCYPRESSHSTNTX01X7X04/02/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-653 is split into 1,000-number blocks - detail below
832-653-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCYPRESSHSTNTX01X7X04/02/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-666TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBAMMELHSTNTX01X7X11/25/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-666 is split into 1,000-number blocks - detail below
832-666-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBAMMELHSTNTX01X7X11/25/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-672TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHSTNSUBURBHSTNTX01X7X01/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-672 is split into 1,000-number blocks - detail below
832-672-3XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHSTNSUBURBHSTNTX01X7X05/14/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-672-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHSTNSUBURBHSTNTX01X7X01/24/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-674TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLANGHAMCRKHSTNTX01X7X08/26/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-674 is split into 1,000-number blocks - detail below
832-674-7XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLANGHAMCRKHSTNTX01X7X08/26/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-674-9XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLANGHAMCRKHSTNTX01X7X08/06/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-742TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X10/03/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-742 is split into 1,000-number blocks - detail below
832-742-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X10/03/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-940TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X11/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-940 is split into 1,000-number blocks - detail below
832-940-0XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X11/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-940-1XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X11/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-940-2XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X11/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-945TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CRICHMNRNBGHSTNTX01X7X04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-945 is split into 1,000-number blocks - detail below
832-945-2XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CRICHMNRNBGHSTNTX01X7X04/04/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-945-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CRICHMNRNBGHSTNTX01X7X10/22/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-965TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBAMMELHSTNTX01X7X04/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-965 is split into 1,000-number blocks - detail below
832-965-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBAMMELHSTNTX01X7X04/03/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-986TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X02/14/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
832-986 is split into 1,000-number blocks - detail below
832-986-5XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CHOUSTONHSTNTX01X7X02/14/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
936-253TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLIBERTYHSTNTX01X7X12/04/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
936-253 is split into 1,000-number blocks - detail below
936-253-7XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLIBERTYHSTNTX01X7X12/04/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
979-276TXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CGARWOODHSTNTX01X7X02/02/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
979-276 is split into 1,000-number blocks - detail below
979-276-7XXXTXAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CGARWOODHSTNTX01X7X02/02/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Houston TX (560)
Tandem: N/A
🔧 Explore Switch(CLLI: HSTNTX01X7X))
🕘 Prefix History
🔎 Explore Carrier Information
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