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 46 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-878 9 La Mesa CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-07-30   
858-879 A Rancho Bernardo CA SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-879 0 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2016-07-17   
858-879 1 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2016-07-17   
858-879 2 Rancho Bernardo CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-879 3 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2014-10-17   
858-879 4 Rancho Bernardo CA   829J PAETEC ITEL, LLC 732   2013-11-13   
858-879 5 Rancho Bernardo CA   829J PAETEC ITEL, LLC 732   2013-11-13   
858-879 6 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2014-10-17   
858-879 7 Rancho Bernardo CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2015-12-04   
858-879 8 Rancho Bernardo CA   649C ONVOY, LLC - CA 732   2016-11-05   
858-879 9 Rancho Bernardo CA   6529 T-MOBILE USA, INC. 732   2018-11-15   
858-880 A San Diego: Mira Mesa DA CA SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-880 0 San Diego: Mira Mesa DA CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-880 1 San Diego: Mira Mesa DA CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-880 2 San Diego: Mira Mesa DA CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-880 3 San Diego: Mira Mesa DA CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-880 4 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-01-15   
858-880 5 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2005-12-04   
858-880 6 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2011-02-06   
858-880 7 San Diego: Mira Mesa DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-05-28   
858-880 8 San Diego: Mira Mesa DA CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2005-12-04   
858-880 9 San Diego: Mira Mesa DA CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732      
858-882 A La Jolla CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 0 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 1 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 2 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 3 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 4 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 5 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 6 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 7 La Jolla CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2005-04-04   
858-882 8 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-882 9 La Jolla CA   7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-883 A Poway CA ESCNCAKY2MD  6529 T-MOBILE USA, INC. 732      
858-883 0 Poway CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 732   2013-07-11   
858-883 1 Poway CA   6529 T-MOBILE USA, INC. 732   2017-01-02   
858-883 2 Poway CA   318J COMCAST IP PHONE, LLC 732   2004-10-07   
858-883 3 Poway CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2015-11-20   
858-883 4 Poway CA   318J COMCAST IP PHONE, LLC 732   2017-10-23   
858-883 5 Poway CA   318J COMCAST IP PHONE, LLC 732   2017-03-25   
858-883 6 Poway CA   145J TERRA NOVA TELECOM INC. 732   2021-10-02   
858-883 7 Poway CA   145J TERRA NOVA TELECOM INC. 732   2021-01-06   
858-883 8 Poway CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2015-12-31   
858-883 9 Poway CA   5562 METROPCS, INC. 732      
858-886 A La Jolla CA SNDGCA64RS0  9740 PACIFIC BELL 732      
858-886 0 La Jolla CA   9740 PACIFIC BELL 732      
858-886 1 La Jolla CA   9740 PACIFIC BELL 732      
858-886 2 La Jolla CA   9740 PACIFIC BELL 732      
858-886 3 La Jolla CA   9740 PACIFIC BELL 732      
858-886 4 La Jolla CA   9740 PACIFIC BELL 732      
858-886 5 La Jolla CA   9740 PACIFIC BELL 732      
858-886 6 La Jolla CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2010-08-01   
858-886 7 La Jolla CA   516C AT&T CORP. 732   2010-04-06   
858-886 8 La Jolla CA   649C ONVOY, LLC - CA 732   2011-07-21   
858-886 9 La Jolla CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2011-08-07   
858-888 A La Jolla CA SNDGCA02XIZ  981E BANDWIDTH.COM CLEC, LLC - CA 732      
858-888 0 La Jolla CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2011-03-31   
858-888 1 La Jolla CA   6529 T-MOBILE USA, INC. 732   2019-09-11   
858-888 2 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2010-08-20   
858-888 3 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2010-08-20   
858-888 4 La Jolla CA   7147 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 732   2011-01-09   
858-888 5 La Jolla CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2011-02-05   
858-888 6 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2010-12-19   
858-888 7 La Jolla CA   318J COMCAST IP PHONE, LLC 732   2010-08-30   
858-888 8 La Jolla CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-08-19   
858-888 9 La Jolla CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-08-20   
858-898 A Coronado CA SNDGCA0263Z  965H FRACTEL, LLC 732      
858-898 0 Coronado CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2022-09-03   
858-898 1 Coronado CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2022-11-20   
858-898 2 Coronado CA   649C ONVOY, LLC - CA 732   2022-07-31   
858-898 3 Coronado CA   649C ONVOY, LLC - CA 732   2022-07-31   
858-898 4 Coronado CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2022-11-20   
858-898 5 Coronado CA   073H TELNYX LLC 732   2023-02-17   
858-898 6 Coronado CA   649C ONVOY, LLC - CA 732   2023-10-16   
858-898 7 Coronado CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2022-08-21   
858-898 8 Coronado CA   965H FRACTEL, LLC 732   2022-04-21   
858-899 A El Cajon CA SNDGCA0263Z  965H FRACTEL, LLC 732      
858-899 0 El Cajon CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2021-06-17   
858-899 1 El Cajon CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2021-06-17   
858-899 2 El Cajon CA   7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 732   2022-03-02   
858-899 3 El Cajon CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2022-04-10   
858-899 4 El Cajon CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2022-08-16   
858-899 5 El Cajon CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2021-10-16   
858-899 6 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-03-07   
858-899 7 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-03-07   
858-899 8 El Cajon CA   6529 T-MOBILE USA, INC. 732   2021-03-07   
858-899 9 El Cajon CA   965H FRACTEL, LLC 732   2021-03-06   
858-900 A La Jolla CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-900 0 La Jolla CA   649C ONVOY, LLC - CA 732   2012-05-31   
858-900 1 La Jolla CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2012-10-17   
858-900 2 La Jolla CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 732   2012-06-13   
858-900 3 La Jolla CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2013-07-10   
858-900 4 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-10-22   
858-900 5 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-06-01   
858-900 6 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-06-01   
858-900 7 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-06-01   
858-900 8 La Jolla CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-06-01   
858-900 9 La Jolla CA   649C ONVOY, LLC - CA 732   2012-05-31   
858-901 A Rancho Penasquitos CA SNDICAETDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 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 46 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.