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npa-nxxState/ProvinceCompanyFRNRMDOCNRate CenterCLLIAssign DateMisc
650-623CAPACIFIC BELL (AT&T)0038213641RMD00392889740MT VIEWMTVWCA11DS100/00/0000Prefix Type: RBOC
Switch Name: MOUNTAIN VIEW
Switch Type: Northern Telecom DMS10S
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: MTVWCA11DS1))
650-623 is split into 1,000-number blocks - detail below
650-623-0XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740MT VIEWMTVWCA11DS1N/APrefix Type: RBOC
Switch Name: MOUNTAIN VIEW
Switch Type: Northern Telecom DMS10S
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: MTVWCA11DS1))
650-623-1XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740MT VIEWMTVWCA11DS1N/APrefix Type: RBOC
Switch Name: MOUNTAIN VIEW
Switch Type: Northern Telecom DMS10S
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: MTVWCA11DS1))
650-623-2XXXCAT-MOBILE USA, INC. (T-Mobile US, Inc)0017078262RMD00190516529MT VIEWOKLECAZV1MD04/08/2025Prefix Type: PCS
Switch Name: N/A
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: OKLECAZV1MD))
650-623-3XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740MT VIEWMTVWCA11DS1N/APrefix Type: RBOC
Switch Name: MOUNTAIN VIEW
Switch Type: Northern Telecom DMS10S
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: MTVWCA11DS1))
650-623-4XXXCAMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229MT VIEWHYWRCA115MD08/22/2002Prefix Type: CLEC
Switch Name: HAYWARD
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: HYWRCA115MD))
650-623-5XXXCAONVOY, LLC - CA (Sinch)0004323028RMD0001966649CMT VIEWNOCLLIKNOWN11/29/2018Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
650-623-6XXXCAMCIMETRO ACCESS TRANSMISSION SERVICES LLC0004999405RMD00029577229MT VIEWHYWRCA115MD08/22/2002Prefix Type: CLEC
Switch Name: HAYWARD
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: HYWRCA115MD))
650-623-7XXXCACELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA (Verizon Wireless)0029611852RMD00034396006MT VIEWHYWRCAMCDMD04/16/2014Prefix Type: WIRELESS
Switch Name: N/A
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: HYWRCAMCDMD))
650-623-8XXXCALEVEL 3 COMMUNICATIONS, LLC - CA (Lumen Technologies, Inc)0015338122RMD00061128826MT VIEWNOCLLIKNOWN04/18/2014Prefix Type: CLEC
Switch Name: N/A
Switch Type: N/A
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: NOCLLIKNOWN))
650-623-9XXXCAPACIFIC BELL (AT&T)0038213641RMD00392889740MT VIEWMTVWCA11DS1N/APrefix Type: RBOC
Switch Name: MOUNTAIN VIEW
Switch Type: Northern Telecom DMS10S
LATA: San Francisco CA (722)
Tandem: N/A
🔧 Explore Switch(CLLI: MTVWCA11DS1))
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