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
510-258CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-258
510-258-0CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-276CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-278CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-294
510-294-1CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-294-2CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-294-3CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-294-4CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-294-5CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-294-6CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-294-7CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS001/13/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-297CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-317CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-346
510-346-0CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346-1CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346-2CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346-3CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346-4CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346-7CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-346-8CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-347
510-347-0CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347-1CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347-2CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347-3CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347-4CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347-5CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-347-6CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-351CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-352CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-357CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-454
510-454-1CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454-2CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454-3CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454-4CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454-5CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454-6CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-454-7CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS011/30/2012Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-481CAPACIFIC BELL (AT&T)9740HAYWARDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-483CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-544
510-544-2CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-614CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-618
510-618-0CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-1CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-2CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-3CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-4CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-5CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-6CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-7CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-618-8CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-667
510-667-0CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-1CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-3CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-4CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-5CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-6CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-7CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-8CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-667-9CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS0N/APrefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-678CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-895CAPACIFIC BELL (AT&T)9740OKLD TRNIDSNLNCA11DS000/00/0000Prefix Type: RBOC
Switch Name: SAN LEANDRO
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
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