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
256-540ALDOVETEL COMMUNICATIONS LLC - AL799GWEDOWEEASLDALXA4MD08/20/2012Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info
Thousands block for 256-540
256-540-1ALDOVETEL COMMUNICATIONS LLC - AL799GWEDOWEEASLDALXA4MD08/20/2012Prefix Type: UNKNOWN
Switch Name: N/A
Switch Type: N/A
LATA: Birmingham AL (476)
Tandem: N/A
Detailed Switch Info