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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
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   
319-922 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      
319-930 2 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 3 Iowa City IA CDRRIAAB6MD  353E YMAX COMMUNICATIONS CORP. - IA 635   2009-03-13   
319-930 5 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 6 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 7 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 8 Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-930 9 Iowa City IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2010-06-20   
319-931 A Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 0 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 1 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 2 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 3 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 4 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 5 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 6 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 7 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 8 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634      
319-931 9 Mount Pleasant IA DUBQIAUS1MD  6266 UNITED STATES CELLULAR - IA 634   2006-01-19   
319-933 A Janesville IA CDRRIADTKMD  221F ONVOY, LLC - IA 635      
319-933 3 Janesville IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-06-11   
319-933 9 Janesville IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-09-20   
319-934 A Quasqueton IA WNTHIAXORS0  1156 EAST BUCHANAN TEL. COOP. 635      
319-935 A Winthrop IA WNTHIAXORS0  1156 EAST BUCHANAN TEL. COOP. 635      
319-936 A Iowa City IA CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635      
319-937 A Kingston IA MDPLIAXODS1  1251 MEDIAPOLIS TEL. CO. 634      
319-938 A Rowley IA RWLYIAXORS9  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
319-938 0 Rowley IA RWLYIAXORP0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
319-938 1 Rowley IA RWLYIAXORS9  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
319-938 2 Rowley IA RWLYIAXORS9  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
319-938 3 Rowley IA INDPIA03DS0  649D INDEPENDENCE TELECOMMUNICATIONS UTILITY - IA 635   2011-12-30   
319-938 4 Rowley IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-03-14   
319-938 5 Rowley IA MNTIIAAKDS0  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 635   2018-05-14   
319-938 6 Rowley IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2021-04-24   
319-938 7 Rowley IA CDRRIADTX2X  508J CENTURYLINK COMMUNICATIONS, LLC 635   2017-06-15   
319-938 8 Rowley IA RWLYIAXORP1  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 635      
319-938 9 Rowley IA CDRRIADTKMD  221F ONVOY, LLC - IA 635   2020-06-26   
319-939 A Waterloo IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-942 A Hillsboro IA DVNPIADTXZX  516J TON80 COMMUNICATIONS, LLC 634      
319-942 0 Hillsboro IA DVNPIAVI0MD  939H COMMIO, LLC 634   2022-12-17   
319-942 2 Hillsboro IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2022-05-28   
319-942 4 Hillsboro IA MNPLIAXCGMD  624H ONVOY SPECTRUM, LLC 634   2024-12-19   
319-942 6 Hillsboro IA DVNPIADTXZX  516J TON80 COMMUNICATIONS, LLC 634   2022-05-04   
319-946 A Mount Union IA DVNPIADTXPX  965H FRACTEL, LLC 634      
319-946 1 Mount Union IA MNPLIAXCGMD  624H ONVOY SPECTRUM, LLC 634   2024-12-19   
319-946 3 Mount Union IA DVNPIADTXPX  965H FRACTEL, LLC 634   2020-04-13   
319-946 4 Mount Union IA DVNPIADTGMD  221F ONVOY, LLC - IA 634   2020-06-27   

<< 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 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.