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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-366 8 Langham Creek TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-09-09   
346-366 9 Langham Creek TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-09-09   
346-367 A Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-367 0 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-01-20   
346-367 1 Tomball TX HSTNTXYALMD  597F VOIP INNOVATIONS LLC 560   2019-02-18   
346-367 2 Tomball TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2019-06-06   
346-367 3 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-09-22   
346-367 4 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2019-09-22   
346-367 5 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-03-22   
346-367 6 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-03-22   
346-367 7 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-03-22   
346-367 8 Tomball TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2020-10-08   
346-367 9 Tomball TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2018-11-18   
346-368 A Sugar Land TX HSTOTXORDS1  2091 ETS TELEPHONE COMPANY, INC. 560      
346-368 0 Sugar Land TX HSTNTXJAXSX  997G LOCAL ACCESS LLC - TX 560   2016-04-18   
346-368 1 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-06-04   
346-368 2 Sugar Land TX HSTNTXMOX7X  318J COMCAST IP PHONE LLC 560   2016-08-12   
346-368 3 Sugar Land TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-12-17   
346-368 4 Sugar Land TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-11-25   
346-368 5 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-07-25   
346-368 6 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-08-29   
346-368 7 Sugar Land TX HSTOTXORDS1  2091 ETS TELEPHONE COMPANY, INC. 560   2016-04-17   
346-368 8 Sugar Land TX HSTOTXORDS1  2091 ETS TELEPHONE COMPANY, INC. 560   2016-04-17   
346-368 9 Sugar Land TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2016-06-04   
346-369 A Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560      
346-369 0 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2018-12-09   
346-369 1 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2018-12-09   
346-369 2 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2018-12-09   
346-369 3 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2018-12-09   
346-369 4 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2019-07-20   
346-369 5 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2019-07-20   
346-369 6 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2019-07-20   
346-369 7 Beach City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-02-18   
346-369 8 Beach City TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-02-18   
346-369 9 Beach City TX HSTDTXBG7MD  5562 METROPCS, INC. 560   2018-12-09   
346-370 A Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560      
346-370 0 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2018-12-09   
346-370 1 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2018-12-09   
346-370 2 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2018-12-09   
346-370 3 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2018-12-09   
346-370 4 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2018-12-09   
346-370 5 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2019-01-11   
346-370 6 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2019-01-11   
346-370 7 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2019-01-11   
346-370 8 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2019-01-11   
346-370 9 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. DBA T-MOBILE USA 560   2018-12-09   
346-371 A Stafford TX HSTDTXBG8MD  5562 METROPCS, INC. 560      
346-371 0 Stafford TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2018-12-09   
346-371 1 Stafford TX HSTDTXBG8MD  5562 METROPCS, INC. 560   2018-12-09   
346-371 2 Stafford TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2019-07-11   

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 >>

Last updated: Tue, 24 Jan 2023 03:01:57 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.