Input a CLLI:

Tip: A Partial CLLI can be entered, but must contain a minimum of the first 6 characters. I.E. 'DLLSTX'

If you were a paid member, you could be loading this into any version of Excel or Access (or any other software that understands CSV) right now for less than you paid for your breakfast or lunch today. If you are a member please login to access this and other functionality.
npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
408-236CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-241CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-243CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-248CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 408-296
408-296-0CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-1CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-2CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-3CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-4CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-5CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-6CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-7CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-296-8CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-345CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 408-345
408-345-0CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-345-2CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-345-4CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-345-7CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-345-8CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-345-9CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 408-551
408-551-0CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-1CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-2CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-3CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-4CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-5CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-6CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-551-7CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-553CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-554CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/17/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 408-851
408-851-0CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-1CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-2CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-3CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-4CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-5CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-6CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-7CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-8CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-851-9CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS103/22/2004Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-983CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-984CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS100/00/0000Prefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 408-985
408-985-0CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-1CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-2CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-4CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-5CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-6CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-7CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-8CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
408-985-9CAPACIFIC BELL (AT&T)9740SNJS WESTSNTCCA11DS1N/APrefix Type: RBOC
Switch Name: SANTA CLARA
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
This information is not guaranteed to be accurate. User assumes all risk for any loss or gain resulting from use of this data.
Although I strive for accuracy and prompt updates of changed information, it is possible that there may be errors. If you see one, could you please report it?
Please report all errors, flames, questions, suggestions, and thanks to Paul Timmins
Please see the Frequently Asked Questions page if you have any questions.
Copyright ©2001-2023, Paul Timmins/Timmins Technologies, LLC. All rights reserved
Website Design and User Interface ©2010, Adam Botbyl/Revolutionary Solutions, LLC.
Colocation generously provided by Clear Rate Communications, Inc
Has this site changed your life? Made your job easier? I always love Fanmail and Suggestions.