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.

Houston Suburban, TX

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
346-410 9 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-07-04   
346-415 A HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
346-415 0 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 1 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 2 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 3 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 4 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 5 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 6 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-02-20   
346-415 7 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2020-05-04   
346-415 8 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2020-05-04   
346-415 9 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2020-05-04   
346-422 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-422 0 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2020-05-31   
346-422 1 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2020-06-30   
346-422 2 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2020-06-01   
346-422 3 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2020-08-03   
346-422 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-04-12   
346-422 5 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-04-12   
346-422 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-04-12   
346-422 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-04-12   
346-422 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-04-12   
346-422 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-04-12   
346-432 A HSTNTXJAXBY  965H FRACTEL, LLC 560      
346-432 0 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 1 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 2 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 3 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 5 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-432 8 HSTNTXJAXBY  965H FRACTEL, LLC 560   2020-09-05   
346-432 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2020-09-06   
346-433 A HSTNTXJAXBY  965H FRACTEL, LLC 560      
346-433 0 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 1 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 2 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 3 HSTNTXJAXBY  965H FRACTEL, LLC 560   2020-10-17   
346-433 4 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 5 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 6 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 7 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-433 8 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2020-10-30   
346-433 9 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-18   
346-434 A HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560      
346-434 0 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-12   
346-434 1 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-12   
346-434 2 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-12   
346-434 3 HSTDTXBG5MD  6701 AERIAL COMMUNICATIONS, INC. 560   2020-10-12   

<< 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 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.