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.

Big Spring, TX

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
432-213 A MDLDTXMUXEY  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 0   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 2   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-213 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2005-08-11   
432-213 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2006-07-06   
432-213 8   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2006-08-25   
432-213 9   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 542   2006-09-25   
432-263 A BGSPTXBSDS0  9533 SOUTHWESTERN BELL 542      
432-263 0   9533 SOUTHWESTERN BELL 542      
432-263 1   9533 SOUTHWESTERN BELL 542      
432-263 2   9533 SOUTHWESTERN BELL 542      
432-263 3   9533 SOUTHWESTERN BELL 542      
432-263 4   9533 SOUTHWESTERN BELL 542      
432-263 5   073H TELNYX LLC 542   2021-03-07   
432-263 6   9533 SOUTHWESTERN BELL 542      
432-263 7   9533 SOUTHWESTERN BELL 542      
432-263 8   9533 SOUTHWESTERN BELL 542      
432-263 9   9533 SOUTHWESTERN BELL 542      
432-264 A BGSPTXBSDS0  9533 SOUTHWESTERN BELL 542      
432-267 A BGSPTXBSDS0  9533 SOUTHWESTERN BELL 542      
432-268 A BGSPTXBSDS0  9533 SOUTHWESTERN BELL 542      
432-268 0   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 542   2014-03-23   
432-268 1   9533 SOUTHWESTERN BELL 542      
432-268 2   9533 SOUTHWESTERN BELL 542      
432-268 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-268 4   9533 SOUTHWESTERN BELL 542      
432-268 5   9533 SOUTHWESTERN BELL 542      
432-268 6   9533 SOUTHWESTERN BELL 542      
432-268 7   9533 SOUTHWESTERN BELL 542      
432-268 8   903C ONVOY, LLC - TX 542   2023-07-23   
432-268 9   9533 SOUTHWESTERN BELL 542      
432-270 A MDLDTXMUXTX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 6   516C AT&T CORP. 542   2012-12-07   
432-270 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-270 9   903C ONVOY, LLC - TX 542   2018-10-13   
432-271 A MDLDTXMUXTX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-271 0   6529 T-MOBILE USA, INC. 542   2012-12-03   
432-271 1   5562 METROPCS, INC. 542   2016-06-12   
432-271 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542      
432-271 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 542   2013-01-07   
432-271 4   903C ONVOY, LLC - TX 542   2011-10-06   
432-271 5   004F BANDWIDTH.COM CLEC, LLC - TX 542   2018-11-18   
432-271 6   6529 T-MOBILE USA, INC. 542   2011-11-05   
432-271 7   903C ONVOY, LLC - TX 542   2018-10-12   
432-271 8   6529 T-MOBILE USA, INC. 542   2013-02-03   
432-271 9   6529 T-MOBILE USA, INC. 542   2013-11-11   
432-306 A MDLDTXMUX6Y  6529 T-MOBILE USA, INC. 542      
432-306 0   6529 T-MOBILE USA, INC. 542   2021-12-12   
432-306 1   6529 T-MOBILE USA, INC. 542   2021-12-12   
432-306 2   6529 T-MOBILE USA, INC. 542   2021-12-12   
432-306 3   6529 T-MOBILE USA, INC. 542   2021-12-12   
432-306 4   6529 T-MOBILE USA, INC. 542   2022-11-14   
432-306 5   6529 T-MOBILE USA, INC. 542   2022-11-14   
432-306 6   903C ONVOY, LLC - TX 542   2024-03-09   
432-306 7   624H ONVOY SPECTRUM, LLC 542   2024-03-21   
432-306 8   903C ONVOY, LLC - TX 542   2023-09-18   
432-306 9   6529 T-MOBILE USA, INC. 542   2021-05-17   
432-340 A MDLDTXMUXRX  903C ONVOY, LLC - TX 542   2024-08-03   
432-340 0   903C ONVOY, LLC - TX 542   2024-08-03   
432-340 1   515J IP HORIZON LLC 542   2025-03-10   
432-340 2   515J IP HORIZON LLC 542   2025-03-10   
432-340 3   6529 T-MOBILE USA, INC. 542   2025-09-26   
432-340 4   6529 T-MOBILE USA, INC. 542   2025-11-06   
432-340 5   6529 T-MOBILE USA, INC. 542   2025-11-06   
432-340 8   829J PAETEC ITEL, LLC 542   2025-12-29   
432-348 A MDLDTXMUXDY  965H FRACTEL, LLC 542      
432-348 0   489J 1ST POINT COMMUNICATIONS, LLC 542   2020-07-18   
432-348 1   004F BANDWIDTH.COM CLEC, LLC - TX 542   2020-11-20   
432-348 2   903C ONVOY, LLC - TX 542   2020-01-27   
432-348 3   903C ONVOY, LLC - TX 542   2020-01-27   
432-348 4   903C ONVOY, LLC - TX 542   2020-01-27   
432-348 5   903C ONVOY, LLC - TX 542   2020-08-29   
432-348 6   965H FRACTEL, LLC 542   2019-07-21   
432-348 7   903C ONVOY, LLC - TX 542   2020-08-29   
432-348 8   903C ONVOY, LLC - TX 542   2020-08-29   
432-348 9   004F BANDWIDTH.COM CLEC, LLC - TX 542   2020-11-20   
432-466 A BGSPTXBSDS0  9533 SOUTHWESTERN BELL 542      
432-466 0   9533 SOUTHWESTERN BELL 542      
432-466 1   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-466 2   9533 SOUTHWESTERN BELL 542      
432-466 3   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-466 4   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542      
432-466 5   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2006-10-12   
432-466 6   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2008-11-13   
432-466 7   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2008-11-13   
432-466 8   7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 542   2012-10-22   
432-466 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 542   2007-11-04   
432-517 A MDLDTXMUX6Y  5562 METROPCS, INC. 542      
432-517 0   6529 T-MOBILE USA, INC. 542      

1 2 >>

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.