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
408-575CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA0102T00/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
831-575CAPACIFIC BELL (AT&T)9740SANTA CRUZSNTCCA0102T00/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info