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.

NPA: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-318 3 Alvin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-04-13   
346-318 4 Alvin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-04-13   
346-318 5 Alvin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-04-13   
346-318 6 Alvin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2018-10-11   
346-318 7 Alvin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2019-01-07   
346-318 8 Alvin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-04-15   
346-318 9 Alvin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-04-15   
346-319 A Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560      
346-319 0 Houston TX   6701 AERIAL COMMUNICATIONS DBA T-MOBILE USA 560   2016-05-09   
346-319 1 Houston TX   6701 AERIAL COMMUNICATIONS DBA T-MOBILE USA 560   2016-05-09   
346-319 2 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-01-31   
346-319 3 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-01-31   
346-319 4 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-01-31   
346-319 5 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-01-31   
346-319 6 Houston TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2016-02-07   
346-319 7 Houston TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2016-02-01   
346-319 8 Houston TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2016-02-26   
346-319 9 Houston TX   6701 AERIAL COMMUNICATIONS DBA T-MOBILE USA 560   2016-05-09   
346-320 A Houston TX   6701 AERIAL COMMUNICATIONS DBA T-MOBILE USA 560      
346-320 0 Houston TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2017-08-05   
346-320 1 Houston TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2017-08-13   
346-320 2 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-09-27   
346-320 3 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-09-27   
346-320 4 Houston TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2016-09-27   
346-320 5 Houston TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2016-10-15   
346-320 6 Houston TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-06-12   
346-320 7 Houston TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-06-12   
346-320 8 Houston TX   903C ONVOY, LLC - TX 560   2017-07-05   
346-320 9 Houston TX   6701 AERIAL COMMUNICATIONS DBA T-MOBILE USA 560   2016-01-23   
346-321 A Channelview TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-321 0 Channelview TX   5562 METRO PCS, INC. 560   2016-02-27   
346-321 1 Channelview TX   5562 METRO PCS, INC. 560   2016-02-27   
346-321 2 Channelview TX   5562 METRO PCS, INC. 560   2016-02-27   
346-321 3 Channelview TX   997G LOCAL ACCESS LLC - TX 560   2016-04-01   
346-321 4 Channelview TX   903C ONVOY, LLC - TX 560   2016-04-04   
346-321 5 Channelview TX   903C ONVOY, LLC - TX 560   2016-04-04   
346-321 6 Channelview TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-02-26   
346-321 7 Channelview TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-02-26   
346-321 8 Channelview TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-02-26   
346-321 9 Channelview TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-02-26   
346-322 A Barker TX   903C ONVOY, LLC - TX 560   2018-02-19   
346-322 0 Barker TX   903C ONVOY, LLC - TX 560   2018-02-19   
346-322 1 Barker TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2018-09-21   
346-322 2 Barker TX   903C ONVOY, LLC - TX 560   2018-02-19   
346-322 3 Barker TX   5562 METRO PCS, INC. 560   2019-07-20   
346-322 4 Barker TX   8625 COMCAST PHONE OF TEXAS, LLC - TX 560   2018-10-06   
346-322 5 Barker TX   5562 METRO PCS, INC. 560   2018-06-02   
346-322 6 Barker TX   5562 METRO PCS, INC. 560   2018-06-02   
346-322 7 Barker TX   5562 METRO PCS, INC. 560   2018-06-02   
346-322 8 Barker TX   5562 METRO PCS, INC. 560   2018-04-14   

<< 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 >>

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.