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
Thousands block for 510-248
510-248-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-248-2CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-248-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-248-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-248-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-248-7CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-248-8CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS006/28/2002Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-284CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-284
510-284-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-284-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-284-4CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-284-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-284-8CANEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010FRNK MAINFRMTCA11DS009/19/2024Prefix Type: WIRELESS
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-494CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-505
510-505-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-2CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-7CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-505-9CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-574CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-574
510-574-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-574-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-574-2CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-574-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-574-4CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-608
510-608-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-4CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-7CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-8CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-608-9CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-713CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-739
510-739-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-2CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-4CANEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010FRNK MAINFRMTCA11DS012/12/2022Prefix Type: WIRELESS
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-8CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-739-9CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-742CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-744
510-744-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-2CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-4CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-7CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-744-9CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-745
510-745-0CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-1CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-2CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-3CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-6CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-7CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-8CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-745-9CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-790CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-791CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-792CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-793CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-794CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-795CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-796CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-797CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-818CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-936CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS000/00/0000Prefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
Thousands block for 510-936
510-936-5CAPACIFIC BELL (AT&T)9740FRNK MAINFRMTCA11DS0N/APrefix Type: RBOC
Switch Name: FREMONT
Switch Type: WECO 5ESS (Digital)
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info