Local Calling Guide

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NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-302 7 San Diego: Linda Vista DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2018-12-01   
858-302 8 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2018-10-29   
858-302 9 San Diego: Linda Vista DA CA   5562 METROPCS, INC. 732   2018-05-05   
858-303 A La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 0 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 1 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 2 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 3 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 4 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 5 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 6 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 7 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 8 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-303 9 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2020-01-14   
858-304 A Rancho Bernardo CA SNDGCA07DS1  7421 AT&T - LOCAL 732      
858-304 0 Rancho Bernardo CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-05-28   
858-304 1 Rancho Bernardo CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2008-08-14   
858-304 2 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2012-12-30   
858-304 3 Rancho Bernardo CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2005-07-23   
858-304 4 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2005-07-23   
858-304 5 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2005-07-23   
858-304 6 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2005-07-23   
858-304 7 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2012-12-30   
858-304 8 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2012-12-30   
858-304 9 Rancho Bernardo CA   7421 AT&T - LOCAL 732      
858-305 A San Diego: Mira Mesa DA CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732      
858-305 0 San Diego: Mira Mesa DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-04-18   
858-305 1 San Diego: Mira Mesa DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2021-04-18   
858-305 2 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-18   
858-305 3 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-18   
858-305 4 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-18   
858-305 5 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-18   
858-305 6 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-18   
858-305 7 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-17   
858-305 8 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-17   
858-305 9 San Diego: Mira Mesa DA CA   6529 T-MOBILE USA, INC. 732   2021-04-17   
858-306 A Del Mar CA SNDACAGL7MD  073H TELNYX LLC 732      
858-306 0 Del Mar CA   073H TELNYX LLC 732   2021-04-27   
858-306 1 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-04-28   
858-306 2 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-04-28   
858-306 3 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-04-28   
858-306 4 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-04-28   
858-306 5 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-04-28   
858-306 6 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-04-28   
858-306 7 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-03-13   
858-306 8 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-03-13   
858-306 9 Del Mar CA   6529 T-MOBILE USA, INC. 732   2021-03-13   
858-307 A San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 0 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 1 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 2 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 3 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 4 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 5 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 6 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 7 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 8 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-307 9 San Diego: Mira Mesa DA CA   9740 PACIFIC BELL 732   2017-12-22   
858-308 A San Diego: Linda Vista DA CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732      
858-308 0 San Diego: Linda Vista DA CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732   2021-05-30   
858-308 1 San Diego: Linda Vista DA CA   624H ONVOY SPECTRUM, LLC 732   2021-07-19   
858-308 2 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-29   
858-308 3 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-29   
858-308 4 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-29   
858-308 5 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-29   
858-308 6 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-29   
858-308 7 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-08   
858-308 8 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-08   
858-308 9 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2021-05-08   
858-309 A San Diego: Linda Vista DA CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 0 San Diego: Linda Vista DA CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 1 San Diego: Linda Vista DA CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 2 San Diego: Linda Vista DA CA   6529 T-MOBILE USA, INC. 732   2005-07-09   
858-309 3 San Diego: Linda Vista DA CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 4 San Diego: Linda Vista DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2003-03-02   
858-309 5 San Diego: Linda Vista DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2004-11-21   
858-309 6 San Diego: Linda Vista DA CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 7 San Diego: Linda Vista DA CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 8 San Diego: Linda Vista DA CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2005-09-25   
858-309 9 San Diego: Linda Vista DA CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-310 A Rancho Santa Fe CA SNDGCA0269Z  506J TWILIO INTERNATIONAL, INC. 732      
858-310 0 Rancho Santa Fe CA   649C ONVOY, LLC - CA 732   2021-07-28   
858-310 1 Rancho Santa Fe CA   649C ONVOY, LLC - CA 732   2021-07-28   
858-310 2 Rancho Santa Fe CA   649C ONVOY, LLC - CA 732   2023-10-30   
858-310 3 Rancho Santa Fe CA   506J TWILIO INTERNATIONAL, INC. 732   2021-07-17   
858-310 4 Rancho Santa Fe CA   624H ONVOY SPECTRUM, LLC 732   2021-12-10   
858-310 5 Rancho Santa Fe CA   624H ONVOY SPECTRUM, LLC 732   2021-12-10   
858-310 6 Rancho Santa Fe CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2023-07-16   
858-310 7 Rancho Santa Fe CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-02-24   
858-310 8 Rancho Santa Fe CA   624H ONVOY SPECTRUM, LLC 732   2021-07-29   
858-310 9 Rancho Santa Fe CA   6529 T-MOBILE USA, INC. 732   2021-05-01   
858-312 A Rancho Bernardo CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-312 0 Rancho Bernardo CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2015-07-10   
858-312 1 Rancho Bernardo CA   318J COMCAST IP PHONE, LLC 732      
858-312 2 Rancho Bernardo CA   829J PAETEC ITEL, LLC 732   2004-11-15   
858-312 3 Rancho Bernardo CA   829J PAETEC ITEL, LLC 732   2004-11-15   
858-312 4 Rancho Bernardo CA   829J PAETEC ITEL, LLC 732   2004-11-15   
858-312 5 Rancho Bernardo CA   318J COMCAST IP PHONE, LLC 732   2006-01-29   
858-312 6 Rancho Bernardo CA   318J COMCAST IP PHONE, LLC 732   2004-01-28   
858-312 7 Rancho Bernardo CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2007-04-04   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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