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: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

<< 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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-235 1 Barstow: Barstow DA CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-07-25   
442-235 2 Barstow: Barstow DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2014-11-12   
442-235 3 Barstow: Barstow DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2014-11-12   
442-235 4 Barstow: Barstow DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-05-05   
442-235 5 Barstow: Barstow DA CA LSANCARCY1X  321J HD CARRIER LLC 730   2014-08-15   
442-235 6 Barstow: Barstow DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2016-05-05   
442-235 7 Barstow: Barstow DA CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2014-07-29   
442-235 8 Barstow: Barstow DA CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730   2014-12-30   
442-235 9 Barstow: Barstow DA CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2014-09-20   
442-236 A El Centro CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732      
442-236 0 El Centro CA SNDGCADV1MD  5562 METROPCS, INC. 732   2014-10-11   
442-236 1 El Centro CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-10-03   
442-236 2 El Centro CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-10-29   
442-236 3 El Centro CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-10-30   
442-236 4 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2014-10-13   
442-236 5 El Centro CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2014-09-12   
442-236 6 El Centro CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732   2021-11-21   
442-236 7 El Centro CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-11-10   
442-236 8 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2014-05-29   
442-236 9 El Centro CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2014-05-08   
442-237 A Escondido CA SNDGCADV1MD  5562 METROPCS, INC. 732      
442-237 0 Escondido CA SNDGCADV1MD  5562 METROPCS, INC. 732   2014-08-28   
442-237 1 Escondido CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2014-08-29   
442-237 2 Escondido CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2014-09-11   
442-237 3 Escondido CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-10-16   
442-237 4 Escondido CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-09-22   
442-237 5 Escondido CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-09-22   
442-237 6 Escondido CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2016-01-07   
442-237 7 Escondido CA SNDICAETAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 732   2014-09-04   
442-237 8 Escondido CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2014-09-29   
442-237 9 Escondido CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2016-01-07   
442-238 A El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
442-238 0 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2021-11-20   
442-238 1 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2021-04-05   
442-238 2 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2021-04-05   
442-238 3 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2021-04-05   
442-238 4 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2021-04-05   
442-238 5 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2020-11-14   
442-238 6 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2020-11-14   
442-238 7 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2020-10-05   
442-238 8 El Centro CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732   2020-10-05   
442-238 9 El Centro CA   145J TERRA NOVA TELECOM INC. 732   2021-10-02   
442-239 A Death Valley CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730      
442-239 0 Death Valley CA LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-07-20   
442-239 1 Death Valley CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-02-04   
442-239 2 Death Valley CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-03-19   
442-239 3 Death Valley CA LSANCAJW6MD  073H TELNYX LLC 730   2018-05-11   
442-239 4 Death Valley CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-03-01   
442-239 5 Death Valley CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730   2018-05-08   
442-239 6 Death Valley CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2019-03-01   

<< 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 47 48 49 50 51 52 53 54 55 56 57 58 59 60 >>

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.