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
510-336CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-336
510-336-0CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-336-1CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-336-2CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-336-3CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-336-7CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-336-9CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-338CAPACIFIC BELL (AT&T)9740OKLD MN-PDOKLDCA13DS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-338
510-338-0CAPACIFIC BELL (AT&T)9740OKLD MN-PDOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-338-1CAPACIFIC BELL (AT&T)9740OKLD MN-PDOKLDCA13DS0N/APrefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-339CAPACIFIC BELL (AT&T)9740OKLD MN-PDOKLDCA13DS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-482CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-530CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-531CAPACIFIC BELL (AT&T)9740OKLD FRTVLOKLDCA13DS000/00/0000Prefix Type: RBOC
Switch Name: OAKLAND (MOUNTAIN)
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
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