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
251-408ALBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419MOBILEMOBLALBFRS000/00/0000Prefix Type: RBOC
Switch Name: MOBILE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Mobile AL (480)
Tandem: N/A
Detailed Switch Info
Thousands block for 251-408
251-408-0ALBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419MOBILEMOBLALBFRS0N/APrefix Type: RBOC
Switch Name: MOBILE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Mobile AL (480)
Tandem: N/A
Detailed Switch Info
251-408-4ALBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419MOBILEMOBLALBFRS0N/APrefix Type: RBOC
Switch Name: MOBILE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Mobile AL (480)
Tandem: N/A
Detailed Switch Info
251-408-6ALBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419MOBILEMOBLALBFRS0N/APrefix Type: RBOC
Switch Name: MOBILE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Mobile AL (480)
Tandem: N/A
Detailed Switch Info
251-443ALBELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL (Bellsouth)9419MOBILEMOBLALBFRS000/00/0000Prefix Type: RBOC
Switch Name: MOBILE
Switch Type: AT&T Tech Optic Remote Switch
LATA: Mobile AL (480)
Tandem: N/A
Detailed Switch Info
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