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.

OCN: 004F BANDWIDTH.COM CLEC, LLC - 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
737-346 6 Austin TX AUSYTXFC0MD  558   2015-05-09   
737-350 1 Bastrop TX AUSYTXFC1MD  558   2023-03-25   
737-353 0 Buda TX AUSYTXFC0MD  558   2023-03-05   
737-355 A Lockhart TX AUSYTXFC1MD  558      
737-355 0 Lockhart TX AUSYTXFC1MD  558   2023-03-27   
737-355 1 Lockhart TX AUSYTXFC1MD  558   2023-03-27   
737-356 2 Georgetown TX AUSYTXFC1MD  558   2020-05-09   
737-358 0 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-358 6 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-358 9 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-359 0 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-359 1 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-359 2 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-359 3 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-359 8 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-363 2 Austin TX AUSYTXFC0MD  558   2024-09-08   
737-363 3 Austin TX AUSYTXFC0MD  558   2024-09-08   
737-363 4 Austin TX AUSYTXFC0MD  558   2024-09-08   
737-366 1 Milano TX AUSYTXFC0MD  558   2021-07-04   
737-370 9 Austin TX AUSYTXFC0MD  558   2024-03-14   
737-378 1 Kyle TX AUSYTXFC0MD  558   2023-02-20   
737-378 2 Kyle TX AUSYTXFC0MD  558   2023-02-20   
737-386 9 Lampasas TX AUSYTXFC0MD  558   2021-12-27   
737-394 A Austin TX AUSYTXFC0MD  558   2024-09-13   
737-394 0 Austin TX AUSYTXFC0MD  558   2024-09-13   
737-394 1 Austin TX AUSYTXFC0MD  558   2024-09-13   
737-394 2 Austin TX AUSYTXFC0MD  558   2024-09-14   
737-394 3 Austin TX AUSYTXFC0MD  558   2024-09-14   
737-394 4 Austin TX AUSYTXFC0MD  558   2024-09-14   
737-394 5 Austin TX AUSYTXFC0MD  558   2024-09-14   
737-394 6 Austin TX AUSYTXFC0MD  558   2024-09-14   
737-400 5 Austin TX AUSYTXFC1MD  558   2016-08-18   
737-400 6 Austin TX AUSYTXFC1MD  558   2016-08-18   
737-400 9 Austin TX AUSYTXFC1MD  558   2016-08-18   
737-421 0 Rockdale TX AUSYTXFC0MD  558   2025-12-13   
737-443 0 Austin TX AUSYTXFC1MD  558   2016-08-15   
737-443 7 Austin TX AUSYTXFC1MD  558   2016-08-15   
737-443 9 Austin TX AUSYTXFC1MD  558   2017-09-28   
737-444 8 Georgetown TX AUSYTXFC0MD  558   2015-02-14   
737-471 0 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 1 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 2 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 3 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 4 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 5 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 6 Austin TX AUSYTXFC1MD  558   2018-04-26   
737-471 9 Austin TX AUSYTXFC1MD  558   2018-07-15   
737-497 0 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-497 9 Austin TX AUSYTXFC0MD  558   2023-07-09   
737-577 1 Briggs TX AUSYTXFC0MD  558   2021-01-09   

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.