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, 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 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
832-431 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
832-431 3 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
832-431 4 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
832-431 5 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
832-431 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
832-431 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
832-431 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
832-431 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
832-433 A   6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 0 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 1 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 2 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 3 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 4 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 5 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 6 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 7 HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560      
832-433 8 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-433 9   6701 AERIAL COMMUNICATIONS, INC. 560      
832-434 A HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-438 A HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 0 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 1 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 2 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 3 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 4 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 5 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 6 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 7 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 8 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-438 9 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-439 A   5562 METROPCS, INC. 560      
832-439 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 2 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 7 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-439 9   6701 AERIAL COMMUNICATIONS, INC. 560      
832-441 A HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 0 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 1 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 2 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 3 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 5 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-441 6 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-441 7 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 8 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-441 9 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-443 A   5562 METROPCS, INC. 560      
832-443 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 2 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 7 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-443 9   6701 AERIAL COMMUNICATIONS, INC. 560      
832-444 A HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 A HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 0 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 1 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 2 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
832-450 4 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 5 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 6 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 7 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 8 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-450 9 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-452 A   5562 METROPCS, INC. 560      
832-452 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 2 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 7 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-452 9   6701 AERIAL COMMUNICATIONS, INC. 560      
832-453 A   5562 METROPCS, INC. 560      
832-453 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 2 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 7 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
832-453 9   6701 AERIAL COMMUNICATIONS, INC. 560      
832-454 A HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-454 0 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      

<< 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 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.