Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-303 2 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 3 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 4 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 5 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 6 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 7 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 8 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-303 9 La Jolla CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-304 A Rancho Bernardo CA SNDGCA07DS1  7421 AT&T - LOCAL 732      
858-304 0 Rancho Bernardo CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
858-304 1 Rancho Bernardo CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-304 2 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-304 3 Rancho Bernardo CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-304 4 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-304 5 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-304 6 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-304 7 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-304 8 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-304 9 Rancho Bernardo CA SNDGCA07DS1  7421 AT&T - LOCAL 732      
858-305 A San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 0 San Diego: Mira Mesa DA CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-305 1 San Diego: Mira Mesa DA CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-305 2 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 3 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 4 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 5 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 6 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 7 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 8 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-305 9 San Diego: Mira Mesa DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 A Del Mar CA SNDACAGL7MD  073H TELNYX LLC 732      
858-306 0 Del Mar CA SNDACAGL7MD  073H TELNYX LLC 732      
858-306 1 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 2 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 3 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 4 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 5 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 6 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 7 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 8 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-306 9 Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-307 A San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 0 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 1 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 2 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 3 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 4 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 5 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 6 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 7 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 8 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-307 9 San Diego: Mira Mesa DA CA SNDGCA16DS0  9740 PACIFIC BELL 732      
858-308 A San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 0 San Diego: Linda Vista DA CA SNDGCA02XSZ  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732      
858-308 1 San Diego: Linda Vista DA CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732      
858-308 2 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 3 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 4 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 5 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 6 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 7 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 8 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-308 9 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
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 SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 1 San Diego: Linda Vista DA CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 2 San Diego: Linda Vista DA CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-309 3 San Diego: Linda Vista DA CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 4 San Diego: Linda Vista DA CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-309 5 San Diego: Linda Vista DA CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732      
858-309 6 San Diego: Linda Vista DA CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 7 San Diego: Linda Vista DA CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-309 8 San Diego: Linda Vista DA CA SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-309 9 San Diego: Linda Vista DA CA SNDHCAAXJMD  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 SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-310 1 Rancho Santa Fe CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-310 2 Rancho Santa Fe CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-310 3 Rancho Santa Fe CA SNDGCA0269Z  506J TWILIO INTERNATIONAL, INC. 732      
858-310 4 Rancho Santa Fe CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732      
858-310 5 Rancho Santa Fe CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732      
858-310 6 Rancho Santa Fe CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-310 7 Rancho Santa Fe CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-310 8 Rancho Santa Fe CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732      
858-310 9 Rancho Santa Fe CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-312 A Rancho Bernardo CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-312 0 Rancho Bernardo CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-312 1 Rancho Bernardo CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-312 2 Rancho Bernardo CA SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732      
858-312 3 Rancho Bernardo CA SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732      
858-312 4 Rancho Bernardo CA SNDGCA0284Z  4733 PAETEC COMMUNICATIONS, INC. - CA 732      
858-312 5 Rancho Bernardo CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-312 6 Rancho Bernardo CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-312 7 Rancho Bernardo CA SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-312 8 Rancho Bernardo CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-312 9 Rancho Bernardo CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-313 A Del Mar CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
858-313 0 Del Mar CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-313 1 Del Mar CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-313 2 Del Mar CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.