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.

Laredo, TX

<< 1 2 3 4 5 6 7 8 9 10 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-319 9 LARDTXAC1MD  7421 AT&T - LOCAL 566      
956-324 A SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566      
956-326 A LARDTXDGRS0  9533 SOUTHWESTERN BELL 566      
956-326 0 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-326 1 LARDTXDGRS0  9533 SOUTHWESTERN BELL 566      
956-326 2 LARDTXDGRS0  9533 SOUTHWESTERN BELL 566      
956-326 3 LARDTXDGRS0  9533 SOUTHWESTERN BELL 566      
956-326 4 LARDTXDGRS0  9533 SOUTHWESTERN BELL 566      
956-326 5 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-326 6 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-326 7 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-326 8 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-326 9 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-333 A SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 0 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 1 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 2 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 3 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 4 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 5 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 6 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 7 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 8 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-333 9 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-334 A   4290 STPCS JOINT VENTURE, LLC 566      
956-334 0 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 1 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 2 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 3 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 4 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 5 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 6 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 7 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 8 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-334 9   4290 STPCS JOINT VENTURE, LLC 566      
956-337 A   4290 STPCS JOINT VENTURE, LLC 566      
956-337 0 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 1 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 2 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 3 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 4 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 5 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 6 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 7 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 8 SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566      
956-337 9   4290 STPCS JOINT VENTURE, LLC 566      
956-344 A SNANTXCA50Z  6630 USA MOBILITY WIRELESS, INC. 566      
956-394 A SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-394 0 SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566      
956-394 1 SNANTXDIRMD  903C ONVOY, LLC - TX 566      
956-394 2 SNANTXDIRMD  903C ONVOY, LLC - TX 566      
956-394 3 CSHLTX125MD  732J NUSO, LLC 566      
956-394 4 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566      
956-394 5 SNANTX39TMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 566      
956-394 6 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-394 7 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-394 8 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-394 9 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 A SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 0 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 1 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 2 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 3 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 4 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 5 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 6 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 7 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 8 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-401 9 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-413 A SNANTX91X3Y  5562 METROPCS, INC. 566      
956-413 0 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-413 1 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-413 2 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-413 3 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-413 4 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-413 5 SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566      
956-413 6 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
956-413 7 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
956-413 8 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
956-413 9 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-415 A SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
956-415 0 SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566      
956-415 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-415 2 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-415 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-415 4 SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566      
956-415 5 SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566      
956-415 6 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-415 7 SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566      
956-415 8 SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566      
956-415 9 SNANTXCADS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566      
956-436 A SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 0 SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 1 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 2 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 3 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 4 SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 5 SNANTXDIRMD  903C ONVOY, LLC - TX 566      
956-436 6 SNANTX91X3Y  5562 METROPCS, INC. 566      
956-436 7 SNANTX91X3Y  5562 METROPCS, INC. 566      

<< 1 2 3 4 5 6 7 8 9 10 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.