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
661-261CAPACIFIC BELL (AT&T)9740BIG BUTTELKLACA11DS100/00/0000Prefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 661-261
661-261-1CAPACIFIC BELL (AT&T)9740BIG BUTTELKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-261-3CAPACIFIC BELL (AT&T)9740BIG BUTTELKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-264CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS100/00/0000Prefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
Thousands block for 661-264
661-264-0CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-264-1CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-264-2CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-264-3CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-264-4CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
661-264-9CAPACIFIC BELL (AT&T)9740PLDL PLDLLKLACA11DS1N/APrefix Type: RBOC
Switch Name: LAKE LOS ANGELES
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: Los Angeles CA (730)
Tandem: N/A
Detailed Switch Info
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