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.

Region: IA

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-881 7 Wapello IA DVNPIAEAGMD  508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-10-08   
319-881 8 Wapello IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2020-06-27   
319-881 9 Wapello IA WPLLIAXOPS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634   2015-09-01   
319-882 A Tripoli IA PLFDIAXODS1  1115 BUTLER-BREMER MUTUAL TEL. CO. 635      
319-883 A Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-883 0 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2009-05-23   
319-883 1 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2010-07-10   
319-883 2 Waterloo IA CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2010-03-30   
319-883 3 Waterloo IA   593K MCC TELEPHONY LLC 635   2011-07-07   
319-883 4 Waterloo IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2010-10-08   
319-883 5 Waterloo IA CDRRIAAX7MD  5562 METROPCS, INC. 635   2010-09-23   
319-883 6 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2011-06-12   
319-883 7 Waterloo IA CDRRIAAX7MD  5562 METROPCS, INC. 635   2011-03-15   
319-883 8 Waterloo IA   593K MCC TELEPHONY LLC 635   2010-05-09   
319-883 9 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2010-03-07   
319-884 A Aplington IA APTNIAXORS0  1170 WINDSTREAM IOWA COMMUNICATIONS, INC. - SYSTEMS 635      
319-884 3 Aplington IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-05-07   
319-884 4 Aplington IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-12-23   
319-884 7 Aplington IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-11-03   
319-884 8 Aplington IA   145J TERRA NOVA TELECOM INC. 635   2025-06-06   
319-884 9 Aplington IA CDRRIADTFMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2021-11-30   
319-885 A Shell Rock IA PLFDIAXODS1  1115 BUTLER-BREMER MUTUAL TEL. CO. 635      
319-887 A Iowa City IA IWCYIATCDS0  9631 QWEST CORPORATION 635      
319-888 A Waterloo IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635      
319-888 0 Waterloo IA CDRRIAAX7MD  5562 METROPCS, INC. 635   2018-06-29   
319-888 1 Waterloo IA   593K MCC TELEPHONY LLC 635   2017-12-31   
319-888 2 Waterloo IA CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2018-04-09   
319-888 3 Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2018-01-12   
319-888 4 Waterloo IA   593K MCC TELEPHONY LLC 635   2017-06-28   
319-888 5 Waterloo IA CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635   2018-04-09   
319-888 6 Waterloo IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-03-14   
319-888 7 Waterloo IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-06-16   
319-888 8 Waterloo IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2017-10-08   
319-888 9 Waterloo IA CDRRIADTUMD  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 635   2019-04-16   
319-892 A Cedar Rapids IA CDRRIADTYZZ  829J PAETEC ITEL, LLC 635      
319-893 A Cedar Rapids IA CDRRIADTXEX  506J TWILIO INTERNATIONAL, INC. 635      
319-893 0 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-03-22   
319-893 1 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-03-22   
319-893 2 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-03-22   
319-893 3 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-03-22   
319-893 4 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2022-12-07   
319-893 5 Cedar Rapids IA CDRRIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 635   2022-12-07   
319-893 6 Cedar Rapids IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2022-12-07   
319-893 7 Cedar Rapids IA CDRRIADTUMD  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 635   2022-07-21   
319-893 8 Cedar Rapids IA CDRRIADTXEX  506J TWILIO INTERNATIONAL, INC. 635   2022-02-03   
319-893 9 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2024-08-22   
319-895 A Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-895 0 Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-895 1 Mount Vernon IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2013-01-23   
319-895 2 Mount Vernon IA CDRRIADTNMD  985E BANDWIDTH.COM CLEC, LLC - IA 635   2015-04-05   
319-895 3 Mount Vernon IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2016-04-04   
319-895 4 Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-895 5 Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-895 6 Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-895 7 Mount Vernon IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2008-09-04   
319-895 8 Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-895 9 Mount Vernon IA MTVRIACORS8  9631 QWEST CORPORATION 635      
319-896 A Cedar Rapids IA CDRRIADTDS0  9631 QWEST CORPORATION 635      
319-899 A Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 0 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 1 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 2 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 3 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 4 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 5 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 6 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 7 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-899 8 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2007-08-23   
319-899 9 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-900 A Cedar Rapids IA IWCYIA707MD  145J TERRA NOVA TELECOM INC. 635      
319-900 0 Cedar Rapids IA   145J TERRA NOVA TELECOM INC. 635   2019-04-22   
319-900 1 Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2021-07-20   
319-900 2 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-03-14   
319-900 3 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2019-09-19   
319-900 4 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2019-09-19   
319-900 5 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2019-09-19   
319-900 6 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2019-09-19   
319-900 7 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2019-09-19   
319-900 8 Cedar Rapids IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2024-02-23   
319-900 9 Cedar Rapids IA IWCYIA706MD  965H FRACTEL, LLC 635   2020-01-07   
319-910 A Parkersburg IA CDRRIAHV0MD  939H COMMIO, LLC 635      
319-910 0 Parkersburg IA CDRRIAHV0MD  939H COMMIO, LLC 635   2023-06-05   
319-910 1 Parkersburg IA CDRRIADTHMD  624H ONVOY SPECTRUM, LLC 635   2024-12-19   
319-910 2 Parkersburg IA   5562 METROPCS, INC. 635   2025-04-25   
319-910 3 Parkersburg IA   5562 METROPCS, INC. 635   2025-04-25   
319-910 5 Parkersburg IA   6266 UNITED STATES CELLULAR - IA 635   2025-05-19   
319-910 6 Parkersburg IA   6266 UNITED STATES CELLULAR - IA 635   2025-05-19   
319-910 7 Parkersburg IA   6266 UNITED STATES CELLULAR - IA 635   2025-05-19   
319-910 8 Parkersburg IA   6266 UNITED STATES CELLULAR - IA 635   2025-05-19   
319-910 9 Parkersburg IA   6266 UNITED STATES CELLULAR - IA 635   2025-05-19   
319-922 A Salem IA DVNPIADTXZX  516J TON80 COMMUNICATIONS, LLC 634      
319-922 1 Salem IA MNPLIAXCGMD  624H ONVOY SPECTRUM, LLC 634   2024-12-19   
319-922 2 Salem IA DVNPIADTXZX  516J TON80 COMMUNICATIONS, LLC 634   2022-05-14   
319-922 3 Salem IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2022-12-21   
319-922 8 Salem IA MNPLIAXCJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2023-02-24   
319-922 9 Salem IA MNPLIAXCJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2023-02-24   
319-929 A Cedar Rapids IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 A Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 0 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 1 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 >>

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.