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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
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
510-505-4CANEW CINGULAR WIRELESS PCS, LLC (AT&T Wireless)6010FRNK MAINSNTDCAUJCM906/15/2010Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
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
510-505-8CABANDWIDTH.COM CLEC, LLC - CA981EFRNK MAINNOCLLIKNOWN06/27/2019Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
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
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