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
205-235ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CDORABRHMALMT88Z12/21/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
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205-235 is split into 1,000-number blocks - detail below
205-235-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CDORABRHMALMT88Z12/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-319ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCALERABRHMALMT88Z12/22/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-319 is split into 1,000-number blocks - detail below
205-319-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CCALERABRHMALMT88Z12/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-538ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBIRMINGHAMBRHMALMT88Z07/10/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-538 is split into 1,000-number blocks - detail below
205-538-5XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBIRMINGHAMBRHMALMT88Z07/16/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-538-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBIRMINGHAMBRHMALMT88Z07/10/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-548ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLINCOLNBRHMALMT88Z00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-548 is split into 1,000-number blocks - detail below
205-548-5XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CLINCOLNBRHMALMT88Z11/10/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-737ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CTUSCALOOSABRHMALMT88Z07/10/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-737 is split into 1,000-number blocks - detail below
205-737-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CTUSCALOOSABRHMALMT88Z07/10/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-760ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBESSEMERBRHMALMT88Z03/05/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
205-760 is split into 1,000-number blocks - detail below
205-760-5XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CBESSEMERBRHMALMT88Z03/05/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
256-487ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CSYLACAUGABRHMALMT88Z00/00/0000Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
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256-487 is split into 1,000-number blocks - detail below
256-487-8XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CSYLACAUGABRHMALMT88Z02/21/2013Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
256-733ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CMUNFORDBRHMALMT88Z12/22/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
256-733 is split into 1,000-number blocks - detail below
256-733-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CMUNFORDBRHMALMT88Z12/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
256-857ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CALBERTVLBRHMALMT88Z12/22/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
256-857 is split into 1,000-number blocks - detail below
256-857-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CALBERTVLBRHMALMT88Z12/23/2009Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
938-238ALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CGOODWATERBRHMALMT88Z02/02/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
938-238 is split into 1,000-number blocks - detail below
938-238-7XXXALAT&T ENTERPRISES, LLC (AT&T)0035146430RMD0022433516CGOODWATERBRHMALMT88Z02/02/2011Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
🔧 Explore Switch(CLLI: BRHMALMT88Z))
🕘 Prefix History
🔎 Explore Carrier Information
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