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
925-283CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-284CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-299CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-962CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 925-962
925-962-0CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS0N/APrefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-962-1CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS0N/APrefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-962-6CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS0N/APrefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-962-9CAPACIFIC BELL (AT&T)9740LAFAYETTELFYTCA11DS0N/APrefix Type: RBOC
Switch Name: LAFAYETTE
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info