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
281-740 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-740 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-744 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-745 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-745 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-745 1 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-745 2 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-745 3 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-745 4 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-745 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-745 6 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-745 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-745 8 HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-745 9 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-753 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-753 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 0 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
281-755 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-755 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-757 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-763 A HSTQTX02XMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 560      
281-763 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 2 HSTQTX02XMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 560      
281-763 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 7 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-763 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-763 9 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-768 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-768 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-768 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-768 2 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 3 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 4 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 5 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 6 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 7 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 8 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
281-768 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
281-772 A   5562 METROPCS, INC. 560      
281-772 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 2 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 7 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-772 9   6701 AERIAL COMMUNICATIONS, INC. 560      
281-773 A   5562 METROPCS, INC. 560      
281-773 0 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 1 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 2 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 3 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 4 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 5 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 6 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 7 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 8 HSTDTXBG5MD  5562 METROPCS, INC. 560      
281-773 9   6701 AERIAL COMMUNICATIONS, INC. 560      
281-777 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 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: LES.NET

Like this site? We accept donations via PayPal.