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
925-479CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 925-479
925-479-0CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-479-1CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-479-3CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-479-6CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-479-7CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-479-8CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-479-9CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 925-551
925-551-0CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-3CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-4CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-5CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-6CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-7CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-8CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-551-9CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-556CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 925-560
925-560-0CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-1CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-2CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-3CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-4CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-5CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-6CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-7CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-560-9CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-803CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-828CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-829CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-833CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 925-875
925-875-0CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-1CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-2CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-3CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-4CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-5CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-6CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-7CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
925-875-9CAPACIFIC BELL (AT&T)9740DUBLN-SNRMSNRMCA11DS1N/APrefix Type: RBOC
Switch Name: SAN RAMON
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
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