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.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
423-507TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS000/00/0000Prefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
Thousands block for 423-507
423-507-0TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-507-1TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-507-2TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-507-5TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-507-6TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-507-8TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-507-9TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-649TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS000/00/0000Prefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
Thousands block for 423-649
423-649-0TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-649-1TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-649-2TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-649-3TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-649-9TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS000/00/0000Prefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
Thousands block for 423-744
423-744-0TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-1TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-2TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-3TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-5TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-6TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-7TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-8TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-744-9TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-745TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS000/00/0000Prefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS000/00/0000Prefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
Thousands block for 423-746
423-746-0TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-1TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-2TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-3TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-4TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-5TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-6TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-8TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-746-9TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419ATHENSATHNTNMADS0N/APrefix Type: RBOC
Switch Name: ATHENS
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
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
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2023, 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.