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
928-851AZFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - AZ (Frontier Communications)4419BOUSEBOUSAZXCRS100/00/0000Prefix Type: ICO
Switch Name: BOUSE
Switch Type: NTDMSRSE
LATA: Los Angeles CA (730)
Tandem: VTVLCAXA79T
Detailed Switch Info
Thousands block for 928-851
928-851-1AZFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - AZ (Frontier Communications)4419BOUSEBOUSAZXCRS1N/APrefix Type: ICO
Switch Name: BOUSE
Switch Type: NTDMSRSE
LATA: Los Angeles CA (730)
Tandem: VTVLCAXA79T
Detailed Switch Info
928-851-2AZFRONTIER COMMUNICATIONS OF THE SOUTHWEST INC. - AZ (Frontier Communications)4419BOUSEBOUSAZXCRS1N/APrefix Type: ICO
Switch Name: BOUSE
Switch Type: NTDMSRSE
LATA: Los Angeles CA (730)
Tandem: VTVLCAXA79T
Detailed Switch Info