OCN:
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
256-206 is split into 1,000-number blocks - detail below
256-206-9XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451ATHENSNOCLLIKNOWN08/25/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
256-280 is split into 1,000-number blocks - detail below
256-280-9XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURNOCLLIKNOWN08/25/2004Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
256-313ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-319ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-327ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/09/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336 is split into 1,000-number blocks - detail below
256-336-0XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-1XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-2XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-3XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-4XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-5XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-6XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-7XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-8XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-336-9XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS007/10/2012Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-428ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-450ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS008/27/2002Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-469ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALUNY4X02/19/2002Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: N/A
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALUNY4X))
256-469 is split into 1,000-number blocks - detail below
256-469-9XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALUNY4XN/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: N/A
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALUNY4X))
256-544ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-615ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451CULLMANHNVIALDYDS005/21/2003Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-615 is split into 1,000-number blocks - detail below
256-615-0XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451CULLMANHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-616ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS005/21/2003Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-616 is split into 1,000-number blocks - detail below
256-616-0XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-704ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-705ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-730ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-801 is split into 1,000-number blocks - detail below
256-801-6XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLENOCLLIKNOWN05/09/2016Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
256-842ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-876ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-955ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451HUNTSVILLEHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-961ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS000/00/0000Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-961 is split into 1,000-number blocks - detail below
256-961-0XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-961-1XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-961-3XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-961-4XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-961-8XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451MADISONHNVIALDYDS0N/APrefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-973ALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS010/13/2014Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-973 is split into 1,000-number blocks - detail below
256-973-2XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS010/14/2014Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-973-3XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS010/14/2014Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-973-4XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS010/14/2014Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-973-5XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS010/14/2014Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
256-973-6XXXALCENTURYLINK COMMUNICATIONS LLC - AL (Lumen Technologies, Inc)N/A7451DECATURHNVIALDYDS010/14/2014Prefix Type: CLEC
Switch Name: HUNTSVILLE
Switch Type: AT&T 5ESS-2000 VCDX
LATA: Huntsville AL (477)
Tandem: N/A
🔧 Explore Switch(CLLI: HNVIALDYDS0))
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.