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
346-774 8 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-11-05   
346-774 9 Houston Suburban TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-11-05   
346-775 A Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-775 0 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 1 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 2 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 3 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 4 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 5 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 6 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 7 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 8 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-775 9 Houston TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2016-01-08   
346-777 A Bammel TX HSTNTXJADS6  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 560      
346-777 0 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 1 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 2 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 3 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 4 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 5 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 6 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 7 Bammel TX HSTNTXJADS6  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 560   2014-07-01   
346-777 8 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-777 9 Bammel TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2014-09-26   
346-779 A Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560      
346-779 0 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 1 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 2 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 3 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 4 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 5 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 6 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 7 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 8 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-779 9 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-12-02   
346-786 A Spring TX HSTNTXJAXBY  965H FRACTEL LLC 560      
346-786 0 Spring TX   6701 AERIAL COMMUNICATIONS, INC. 560   2021-02-05   
346-786 1 Spring TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-10-06   
346-786 2 Spring TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2021-06-26   
346-786 3 Spring TX HSTWTXUFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 560   2020-10-26   
346-786 4 Spring TX   6701 AERIAL COMMUNICATIONS, INC. 560   2021-02-05   
346-786 5 Spring TX HSTWTXUFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 560   2020-10-26   
346-786 6 Spring TX   516J TON80 COMMUNICATIONS LLC 560   2021-06-24   
346-786 7 Spring TX HSTNTXJAXBY  965H FRACTEL LLC 560   2020-08-20   
346-786 8 Spring TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-10-30   
346-786 9 Spring TX   318J COMCAST IP PHONE LLC 560   2021-08-30   
346-787 A La Porte TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
346-787 0 La Porte TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-05-23   
346-787 1 La Porte TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-05-23   
346-787 2 La Porte TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2016-05-24   

<< 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: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.