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.

Spring, TX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
346-497 4 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2021-10-24   
346-497 5 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2021-10-24   
346-497 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2021-12-12   
346-497 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2021-10-18   
346-497 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2021-10-18   
346-497 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2021-10-18   
346-525 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-525 0 HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560   2022-02-18   
346-525 1 HSTNTXJAXQY  490J DISH WIRELESS, LLC 560   2022-03-01   
346-525 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2023-01-15   
346-525 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2023-01-15   
346-525 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-04-02   
346-525 5   145J TERRA NOVA TELECOM INC. 560   2022-01-17   
346-525 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-01-16   
346-525 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-01-16   
346-525 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-01-16   
346-525 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-01-16   
346-574 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-574 0 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 1 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 2 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 3 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 4 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 5 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 6 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-01   
346-574 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-09-16   
346-574 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-09-16   
346-574 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2022-09-16   
346-581 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
346-581 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2022-10-03   
346-581 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2022-10-03   
346-581 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2022-10-03   
346-581 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2022-10-03   
346-581 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-06-18   
346-581 5 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-06-18   
346-581 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-06-01   
346-581 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2023-06-01   
346-581 8 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-10-04   
346-581 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-06-18   
346-589 A HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
346-589 0 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2022-11-19   
346-589 1 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2022-11-19   
346-589 2 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2022-11-20   
346-589 3 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2022-11-20   
346-589 4 HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2022-11-20   
346-589 5 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-12-11   
346-589 6 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-12-11   
346-589 7 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2022-12-11   
346-589 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2023-01-15   
346-589 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2023-04-02   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.