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: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

<< 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 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-274 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-11-06   
346-274 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-11-06   
346-274 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-11-06   
346-275 A Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-275 0 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-01   
346-275 1 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-01   
346-275 2 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-01   
346-275 3 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-01   
346-275 4 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-01   
346-275 5 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-01   
346-275 6 Houston Suburban TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2018-01-08   
346-275 7 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-01-21   
346-275 8 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-01-21   
346-275 9 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-01-21   
346-276 A Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
346-276 0 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 1 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 2 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 3 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 4 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 5 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 6 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 7 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 8 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-276 9 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2016-01-03   
346-277 A Satsuma TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
346-277 0 Satsuma TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-02   
346-277 1 Satsuma TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2017-12-03   
346-277 2 Satsuma TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2017-12-03   
346-277 3 Satsuma TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2017-12-03   
346-277 4 Satsuma TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2017-12-03   
346-277 5 Satsuma TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2017-12-03   
346-277 6 Satsuma TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2017-12-01   
346-277 7 Satsuma TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2017-12-01   
346-277 8 Satsuma TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-12-21   
346-277 9 Satsuma TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-02-24   
346-278 A Manvel TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-278 0 Manvel TX HSTNTXYA9MD  997G LOCAL ACCESS LLC - TX 560   2017-12-15   
346-278 1 Manvel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2018-04-13   
346-278 2 Manvel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2018-08-25   
346-278 3 Manvel TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-12-29   
346-278 4 Manvel TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-01-20   
346-278 5 Manvel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2019-06-07   
346-278 6 Manvel TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2019-07-18   
346-278 7 Manvel TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2018-09-01   
346-278 8 Manvel TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-11-18   
346-278 9 Manvel TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-11-18   
346-279 A Sugar Land TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
346-279 0 Sugar Land TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-28   
346-279 1 Sugar Land TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-12-28   

<< 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 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 >>

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.