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
858-837 8 Rancho Penasquitos CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2014-07-12   
858-837 9 Rancho Penasquitos CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732      
858-838 A Campo CA SNDGCA0263Z  965H FRACTEL, LLC 732      
858-838 0 Campo CA   073H TELNYX LLC 732   2022-07-12   
858-838 1 Campo CA   939H COMMIO, LLC 732   2022-10-16   
858-838 2 Campo CA   649C ONVOY, LLC - CA 732   2022-07-12   
858-838 3 Campo CA   649C ONVOY, LLC - CA 732   2022-10-17   
858-838 4 Campo CA   073H TELNYX LLC 732   2022-11-04   
858-838 5 Campo CA   624H ONVOY SPECTRUM, LLC 732   2024-01-04   
858-838 6 Campo CA   829J PAETEC ITEL, LLC 732   2026-01-04   
858-838 8 Campo CA   965H FRACTEL, LLC 732   2022-07-11   
858-838 9 Campo CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 732   2022-07-22   
858-842 A Poway CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-842 0 Poway CA   6529 T-MOBILE USA, INC. 732   2015-03-18   
858-842 1 Poway CA   318J COMCAST IP PHONE, LLC 732      
858-842 2 Poway CA   318J COMCAST IP PHONE, LLC 732   2005-06-06   
858-842 3 Poway CA   318J COMCAST IP PHONE, LLC 732   2005-02-10   
858-842 4 Poway CA   318J COMCAST IP PHONE, LLC 732   2006-06-15   
858-842 5 Poway CA   649C ONVOY, LLC - CA 732   2011-09-28   
858-842 6 Poway CA   318J COMCAST IP PHONE, LLC 732   2013-10-18   
858-842 7 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2007-04-10   
858-842 8 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-07-13   
858-842 9 Poway CA   649C ONVOY, LLC - CA 732   2016-07-09   
858-844 A El Cajon CA SNDGCA0263Z  965H FRACTEL, LLC 732      
858-844 0 El Cajon CA   624H ONVOY SPECTRUM, LLC 732   2022-01-08   
858-844 1 El Cajon CA   624H ONVOY SPECTRUM, LLC 732   2022-01-08   
858-844 2 El Cajon CA   624H ONVOY SPECTRUM, LLC 732   2022-01-08   
858-844 3 El Cajon CA   624H ONVOY SPECTRUM, LLC 732   2022-01-08   
858-844 4 El Cajon CA   965H FRACTEL, LLC 732   2021-10-08   
858-844 5 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-11-22   
858-844 6 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-11-22   
858-844 7 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-11-22   
858-844 8 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-11-08   
858-844 9 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-11-08   
858-845 A La Jolla CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-847 A Del Mar CA DLMRCA12DS0  9740 PACIFIC BELL 732      
858-847 0 Del Mar CA   9740 PACIFIC BELL 732      
858-847 2 Del Mar CA   516C AT&T CORP. 732   2010-12-07   
858-847 3 Del Mar CA   9740 PACIFIC BELL 732      
858-847 4 Del Mar CA   9740 PACIFIC BELL 732      
858-847 5 Del Mar CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-07-25   
858-847 6 Del Mar CA   9740 PACIFIC BELL 732      
858-847 7 Del Mar CA   9740 PACIFIC BELL 732      
858-847 8 Del Mar CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-07-25   
858-847 9 Del Mar CA   9740 PACIFIC BELL 732      
858-848 A Poway CA SNDACA96DS0  7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732      
858-848 0 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-848 1 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-848 2 Poway CA   7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732      
858-848 3 Poway CA   7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732      
858-848 4 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2008-07-04   
858-848 5 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2009-01-14   
858-848 6 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-848 7 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-848 8 Poway CA   7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732      
858-848 9 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-855 A El Cajon CA SNDGCA0263Z  965H FRACTEL, LLC 732      
858-855 0 El Cajon CA   649C ONVOY, LLC - CA 732   2021-08-13   
858-855 1 El Cajon CA   649C ONVOY, LLC - CA 732   2021-08-13   
858-855 2 El Cajon CA   649C ONVOY, LLC - CA 732   2021-08-13   
858-855 3 El Cajon CA   649C ONVOY, LLC - CA 732   2021-08-13   
858-855 4 El Cajon CA   939H COMMIO, LLC 732   2021-08-28   
858-855 5 El Cajon CA   965H FRACTEL, LLC 732   2021-06-24   
858-855 6 El Cajon CA   939H COMMIO, LLC 732   2021-08-28   
858-855 7 El Cajon CA   939H COMMIO, LLC 732   2021-08-28   
858-855 8 El Cajon CA   939H COMMIO, LLC 732   2021-08-28   
858-855 9 El Cajon CA   939H COMMIO, LLC 732   2021-08-28   
858-858 A San Diego: San Diego DA CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732      
858-858 0 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 1 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 2 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 3 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 4 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 5 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 6 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 7 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 8 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-858 9 San Diego: San Diego DA CA   624H ONVOY SPECTRUM, LLC 732   2023-07-24   
858-859 A Poway CA SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-859 0 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-859 1 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-859 2 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-859 3 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-859 4 Poway CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-859 5 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-01-31   
858-859 6 Poway CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-859 7 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-01-31   
858-859 8 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-07-29   
858-859 9 Poway CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2012-09-07   
858-860 A San Diego: Mira Mesa DA CA SNDKCA882MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732      
858-860 0 San Diego: Mira Mesa DA CA   145J TERRA NOVA TELECOM INC. 732   2025-10-09   
858-860 1 San Diego: Mira Mesa DA CA   649C ONVOY, LLC - CA 732   2025-11-28   
858-860 2 San Diego: Mira Mesa DA CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732      
858-860 3 San Diego: Mira Mesa DA CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732      
858-860 4 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2013-03-22   
858-860 5 San Diego: Mira Mesa DA CA   516C AT&T CORP. 732   2011-04-06   
858-860 6 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2013-03-22   
858-860 7 San Diego: Mira Mesa DA CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732      
858-860 8 San Diego: Mira Mesa DA CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 732      
858-860 9 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2013-04-15   

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

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