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
530-656CAPACIFIC BELL (AT&T)9740NICOLAUSNCLSCA12RS000/00/0000Prefix Type: RBOC
Switch Name: NICOLAUS
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Sacramento CA (726)
Tandem: N/A
Detailed Switch Info
Thousands block for 530-656
530-656-1CAPACIFIC BELL (AT&T)9740NICOLAUSNCLSCA12RS0N/APrefix Type: RBOC
Switch Name: NICOLAUS
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Sacramento CA (726)
Tandem: N/A
Detailed Switch Info
530-656-2CAPACIFIC BELL (AT&T)9740NICOLAUSNCLSCA12RS0N/APrefix Type: RBOC
Switch Name: NICOLAUS
Switch Type: WECO 5ESS Remote (5A RSM)
LATA: Sacramento CA (726)
Tandem: N/A
Detailed Switch Info