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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-408 9 North Hopkins IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 524   2021-09-04   
712-409 A Silver City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644      
712-409 0 Silver City IA   221F ONVOY, LLC - IA 644   2021-04-23   
712-409 1 Silver City IA   221F ONVOY, LLC - IA 644   2021-04-23   
712-409 2 Silver City IA   423H AIRUS, INC - IA 644   2021-10-23   
712-409 3 Silver City IA   624H ONVOY SPECTRUM, LLC 644   2024-06-07   
712-409 4 Silver City IA   156C BTC, INC. - IA 644   2021-05-15   
712-409 5 Silver City IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 644   2023-01-08   
712-409 6 Silver City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644   2024-08-23   
712-409 7 Silver City IA   221F ONVOY, LLC - IA 644   2019-10-25   
712-409 8 Silver City IA   221F ONVOY, LLC - IA 644   2021-05-10   
712-409 9 Silver City IA   073H TELNYX LLC 644   2019-12-01   
712-410 A Larchwood IA SXCYIA7900Z  490J DISH WIRELESS, LLC 630      
712-410 0 Larchwood IA   145J TERRA NOVA TELECOM INC. 630   2025-05-17   
712-410 9 Larchwood IA   490J DISH WIRELESS, LLC 630   2023-04-03   
712-412 A Dow City IA OMAHNENWXPX  221F ONVOY, LLC - IA 644      
712-412 1 Dow City IA   221F ONVOY, LLC - IA 644   2023-10-01   
712-412 2 Dow City IA   221F ONVOY, LLC - IA 644   2021-05-10   
712-412 3 Dow City IA   624H ONVOY SPECTRUM, LLC 644   2021-11-04   
712-412 4 Dow City IA   221F ONVOY, LLC - IA 644   2018-12-22   
712-412 5 Dow City IA   221F ONVOY, LLC - IA 644   2021-04-23   
712-412 6 Dow City IA   221F ONVOY, LLC - IA 644   2021-04-23   
712-412 8 Dow City IA   624H ONVOY SPECTRUM, LLC 644   2021-07-18   
712-413 A Sioux City IA SXCYIADTRMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630      
712-413 0 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 1 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 2 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 3 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 4 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 5 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 6 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 7 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 8 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-413 9 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2021-09-24   
712-414 A Red Oak IA OMAHNENWXTX  985E BANDWIDTH.COM CLEC, LLC - IA 644      
712-414 0 Red Oak IA   985E BANDWIDTH.COM CLEC, LLC - IA 644   2022-02-06   
712-414 1 Red Oak IA   939H COMMIO, LLC 644   2022-08-07   
712-414 2 Red Oak IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644   2024-08-23   
712-414 3 Red Oak IA   624H ONVOY SPECTRUM, LLC 644   2024-12-19   
712-414 4 Red Oak IA   5562 METROPCS, INC. 644   2025-04-20   
712-414 6 Red Oak IA   6701 AERIAL COMMUNICATIONS, INC. 644   2024-09-12   
712-414 7 Red Oak IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 644   2022-02-18   
712-414 8 Red Oak IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2025-05-12   
712-414 9 Red Oak IA   6701 AERIAL COMMUNICATIONS, INC. 644   2024-09-12   
712-415 A Emmetsburg IA RCCYIAXCBMD  751F MCC TELEPHONY OF IOWA, LLC - IA 630      
712-415 0 Emmetsburg IA   221F ONVOY, LLC - IA 630   2021-05-05   
712-415 1 Emmetsburg IA   751F MCC TELEPHONY OF IOWA, LLC - IA 630   2010-04-23   
712-415 2 Emmetsburg IA   221F ONVOY, LLC - IA 630   2023-10-15   
712-415 3 Emmetsburg IA   221F ONVOY, LLC - IA 630   2023-10-15   
712-415 4 Emmetsburg IA   221F ONVOY, LLC - IA 630   2021-07-31   
712-415 5 Emmetsburg IA   221F ONVOY, LLC - IA 630   2021-07-31   
712-415 6 Emmetsburg IA   6266 UNITED STATES CELLULAR - IA 630   2025-02-20   
712-415 7 Emmetsburg IA   508J CENTURYLINK COMMUNICATIONS, LLC 630   2016-12-23   
712-415 8 Emmetsburg IA   624H ONVOY SPECTRUM, LLC 630   2024-03-17   
712-415 9 Emmetsburg IA   6266 UNITED STATES CELLULAR - IA 630   2025-02-20   
712-416 A Cherokee IA SXCYIA798MD  732J NUSO, LLC 630      
712-416 0 Cherokee IA   515J IP HORIZON LLC 630   2025-10-17   
712-416 1 Cherokee IA   732J NUSO, LLC 630   2023-04-10   
712-416 3 Cherokee IA   5562 METROPCS, INC. 630   2025-04-25   
712-416 8 Cherokee IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2025-03-27   
712-416 9 Cherokee IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630   2025-11-14   
712-417 A Council Bluffs IA OMAHNE16XGX  732J NUSO, LLC 644      
712-417 0 Council Bluffs IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644   2023-08-10   
712-417 1 Council Bluffs IA   732J NUSO, LLC 644   2023-04-10   
712-417 2 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 3 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 4 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 5 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 6 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 7 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 8 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-417 9 Council Bluffs IA   221F ONVOY, LLC - IA 644   2023-08-11   
712-418 A Sioux City IA SXCYIADTXAX  318J COMCAST IP PHONE, LLC 630      
712-418 0 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-07-08   
712-418 1 Sioux City IA   318J COMCAST IP PHONE, LLC 630   2023-05-08   
712-418 2 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-07-08   
712-418 3 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-07-08   
712-418 4 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-07-08   
712-418 5 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-05-09   
712-418 6 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-05-09   
712-418 7 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-05-09   
712-418 8 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-05-09   
712-418 9 Sioux City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 630   2023-05-09   
712-419 A Denison IA OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644   2024-09-20   
712-419 1 Denison IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2025-04-05   
712-419 2 Denison IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644   2025-04-03   
712-419 3 Denison IA   5562 METROPCS, INC. 644   2025-04-25   
712-419 8 Denison IA   6701 AERIAL COMMUNICATIONS, INC. 644   2024-09-20   
712-419 9 Denison IA   6701 AERIAL COMMUNICATIONS, INC. 644   2024-09-20   
712-420 A Onawa IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-420 0 Onawa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-420 1 Onawa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-420 2 Onawa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-420 3 Onawa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-420 5 Onawa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-420 7 Onawa IA   145J TERRA NOVA TELECOM INC. 630   2022-11-02   
712-420 8 Onawa IA   6529 T-MOBILE USA, INC. 630   2024-09-12   
712-420 9 Onawa IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      
712-421 A Sloan IA SLONIAXORS0  1260 NORTHWEST IOWA TELEPHONE, LLC 630      
712-422 A Hawarden IA SXCYIADTCMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 630      

<< 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.