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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-758 7 Richmond-Rosenberg TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-23   
346-758 8 Richmond-Rosenberg TX HSTNTXJAX3Y  073H TELNYX LLC 560   2020-01-31   
346-758 9 Richmond-Rosenberg TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-23   
346-760 A Barker TX HSTNTX01X7X  516C AT&T CORP. 560      
346-760 0 Barker TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-08-20   
346-760 1 Barker TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-08-20   
346-760 2 Barker TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-10-07   
346-760 3 Barker TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-10-07   
346-760 4 Barker TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-10-07   
346-760 5 Barker TX HSTNTX01X7X  516C AT&T CORP. 560   2016-08-13   
346-760 6 Barker TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-10-07   
346-760 7 Barker TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-10-07   
346-760 8 Barker TX HSTNTXJAX3Y  073H TELNYX LLC 560   2017-04-03   
346-760 9 Barker TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-24   
346-762 A Richmond-Rosenberg TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560      
346-762 0 Richmond-Rosenberg TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2016-09-23   
346-762 1 Richmond-Rosenberg TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-12-22   
346-762 2 Richmond-Rosenberg TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2017-06-30   
346-762 3 Richmond-Rosenberg TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-09-18   
346-762 4 Richmond-Rosenberg TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2018-08-23   
346-762 5 Richmond-Rosenberg TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-12-04   
346-762 6 Richmond-Rosenberg TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2016-09-01   
346-762 7 Richmond-Rosenberg TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2018-12-02   
346-762 8 Richmond-Rosenberg TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2018-12-02   
346-762 9 Richmond-Rosenberg TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2018-07-31   
346-763 A Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-763 0 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 1 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 2 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 3 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 4 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 5 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 6 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 7 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 8 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-763 9 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2017-01-02   
346-766 A Houston TX HSTNTXJAXBY  965H FRACTEL LLC 560      
346-766 0 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-04-27   
346-766 1 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-04-27   
346-766 2 Houston TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2020-08-28   
346-766 3 Houston TX   965H FRACTEL LLC 560   2019-07-17   
346-766 4 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2020-07-07   
346-766 5 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2020-07-07   
346-766 6 Houston TX   965H FRACTEL LLC 560   2019-07-17   
346-766 7 Houston TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560   2020-07-07   
346-766 8 Houston TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2020-08-28   
346-766 9 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-09-07   
346-767 A Stafford TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2021-01-14   
346-767 0 Stafford TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2021-01-15   
346-767 1 Stafford TX   5562 METROPCS, INC. 560   2021-05-15   

<< 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 >>

Last updated: Wed, 12 Jan 2022 16:20:07 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.