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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
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
510-284-2CALEVEL 3 COMMUNICATIONS, LLC - CA (Lumen Technologies, Inc)8826FRNK MAINNOCLLIKNOWN11/03/2010Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
510-284-3CAMCIMETRO ACCESS TRANSMISSION SERVICES LLC7229FRNK MAINFRMTCAEDDS201/14/2011Prefix Type: CLEC
Switch Name: FREMONT
Switch Type: N/A
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
510-284-5CABANDWIDTH.COM CLEC, LLC - CA981EFRNK MAINNOCLLIKNOWN10/02/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
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
510-284-7CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529FRNK MAINOKLECAZV1MD07/13/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
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
510-284-9CAT-MOBILE USA, INC. (T-Mobile US, Inc)6529FRNK MAINOKLECAZV1MD07/13/2005Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
Detailed Switch Info
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