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
650-301CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-466CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-466
650-466-1CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS012/09/2002Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-466-2CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS012/09/2002Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-466-3CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS012/09/2002Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-466-4CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS012/09/2002Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-466-5CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS012/09/2002Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-550CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-550
650-550-7CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-746CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-746
650-746-0CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-746-1CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-746-2CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-746-7CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-754CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-754
650-754-0CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-754-1CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-754-9CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-755CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-756CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-757CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-758CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-758
650-758-1CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-758-2CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-758-3CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-758-4CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-758-5CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-758-6CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-878
650-878-0CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-1CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-2CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-3CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-4CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-5CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-8CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-878-9CAPACIFIC BELL (AT&T)9740SSNFRNCSCOCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 650-985
650-985-0CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-1CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-2CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-4CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-5CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-6CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-7CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-8CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-985-9CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS0N/APrefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-991CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-992CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-994CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
650-997CAPACIFIC BELL (AT&T)9740SNFC JUNPRCOLACA01DS000/00/0000Prefix Type: RBOC
Switch Name: COLMA
Switch Type: Northern Telecom DMS100 (Digital) Host
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
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