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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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
423-487TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419NEWPORTHRFRTNMARS000/00/0000Prefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
Thousands block for 423-487
423-487-0TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419NEWPORTHRFRTNMARS0N/APrefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-487-2TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419NEWPORTHRFRTNMARS0N/APrefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-487-3TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419NEWPORTHRFRTNMARS0N/APrefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-487-4TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419NEWPORTHRFRTNMARS0N/APrefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
423-487-5TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419NEWPORTHRFRTNMARS0N/APrefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
828-486NCBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419WATERVILLEHRFRTNMARS000/00/0000Prefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
865-217TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419BENTCREEKHRFRTNMARS000/00/0000Prefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
Thousands block for 865-217
865-217-9TNBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419BENTCREEKHRFRTNMARS0N/APrefix Type: RBOC
Switch Name: HARTFORD
Switch Type: AT&T Tech Optic Remote Switch
LATA: Knoxville TN (474)
Tandem: N/A
Detailed Switch Info
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