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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-917 0 Channelview TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-08-25   
346-917 1 Channelview TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-08-25   
346-917 3 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2016-10-31   
346-917 4 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2016-10-31   
346-917 5 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2016-10-31   
346-917 6 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2017-02-04   
346-917 7 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2017-02-04   
346-917 8 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2016-08-26   
346-917 9 Channelview TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2016-08-26   
346-918 A Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 0 Houston Suburban TX   073H TELNYX LLC 560   2026-08-09   
346-918 1 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 2 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 3 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 4 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 5 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 6 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 7 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 8 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-918 9 Houston Suburban TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-02-27   
346-919 A Bammel TX HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2026-02-26   
346-919 7 Bammel TX   824J OPENTACT INC. 560   2026-10-06   
346-920 A Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 0 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 1 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 2 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 3 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 4 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 5 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 6 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 7 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 8 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-920 9 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-04-12   
346-921 A Bammel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-02   
346-921 0 Bammel TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-02   
346-921 1 Bammel TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-09   
346-921 2 Bammel TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-09   
346-921 3 Bammel TX HSTDTXBGBMD  5562 METROPCS, INC. 560   2026-07-12   
346-921 4 Bammel TX   903C ONVOY, LLC - TX 560   2026-07-24   
346-921 5 Bammel TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-08-21   
346-921 6 Bammel TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-08-21   
346-921 7 Bammel TX HSTNTXJAXCY  321J HD CARRIER LLC 560   2026-07-02   
346-921 8 Bammel TX HSTNTXJAXCY  321J HD CARRIER LLC 560   2026-07-02   
346-921 9 Bammel TX HSTNTXJAXCY  321J HD CARRIER LLC 560   2026-07-02   
346-922 A Brookshire TX HSTNTXJAXBY  965H FRACTEL, LLC 560      
346-922 0 Brookshire TX KATYTXXA9MD  903C ONVOY, LLC - TX 560   2023-10-29   
346-922 1 Brookshire TX KATYTXXA9MD  903C ONVOY, LLC - TX 560   2023-10-29   
346-922 2 Brookshire TX HSTNTXJAXBY  965H FRACTEL, LLC 560   2021-09-17   
346-922 3 Brookshire TX KATYTXXA9MD  903C ONVOY, LLC - TX 560   2021-12-23   
346-922 4 Brookshire TX BKSHTXXARS0  2072 CONSOLIDATED COMMUNICATIONS OF TEXAS COMPANY 560   2023-04-27   
346-922 5 Brookshire TX KATYTXXA9MD  903C ONVOY, LLC - TX 560   2023-05-14   
346-922 6 Brookshire TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2022-03-03   
346-922 7 Brookshire TX HSTNTXJAXGY  516J TON80 COMMUNICATIONS, LLC 560   2022-03-23   
346-922 8 Brookshire TX KATYTXXA9MD  903C ONVOY, LLC - TX 560   2023-07-15   
346-922 9 Brookshire TX HSTNTXJAXQY  490J BOOST SUBSCRIBERCO L.L.C. 560   2022-09-03   
346-923 A Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 0 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 1 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 2 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 3 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 4 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 5 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 6 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 7 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 8 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-923 9 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-05-11   
346-924 A Houston TX HSTNTXJAXQY  490J BOOST SUBSCRIBERCO L.L.C. 560   2026-06-09   
346-924 0 Houston TX HSTNTXJAXQY  490J BOOST SUBSCRIBERCO L.L.C. 560   2026-06-09   
346-924 1 Houston TX HSTNTXJAXQY  490J BOOST SUBSCRIBERCO L.L.C. 560   2026-07-07   
346-924 2 Houston TX HSTNTXJAXQY  490J BOOST SUBSCRIBERCO L.L.C. 560   2026-08-11   
346-924 3 Houston TX HSTNTXJAXQY  490J BOOST SUBSCRIBERCO L.L.C. 560   2026-09-16   
346-924 4 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-06-10   
346-924 5 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-06-10   
346-924 6 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-06-10   
346-924 7 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-06-10   
346-924 8 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-06-10   
346-924 9 Houston TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-06-10   
346-925 A Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 0 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 1 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 2 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 3 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 4 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 5 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 6 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 7 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 8 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2026-05-31   
346-925 9 Houston TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-06-24   
346-926 A Huffman TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2026-05-31   
346-926 0 Huffman TX BYTWTXXAHMD  903C ONVOY, LLC - TX 560   2026-05-31   
346-926 5 Huffman TX   073H TELNYX LLC 560   2026-08-14   
346-927 A Langham Creek TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2026-07-03   
346-927 0 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 1 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 2 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 3 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 4 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 5 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 6 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   
346-927 7 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2026-07-28   

<< 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 >>

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.