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
520-723AZQWEST CORPORATION9636CASAGRANDECLDGAZMARS100/00/0000Prefix Type: RBOC
Switch Name: COOLIDGE
Switch Type: Northern Telecom Remote Switching Center
LATA: Phoenix AZ (666)
Tandem: PHNXAZMA07T
Detailed Switch Info
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