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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-242 8 Bloomfield IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2021-05-26   
641-242 9 Bloomfield IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-02-26   
641-243 A Mason City IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632      
641-243 0 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2012-05-25   
641-243 1 Mason City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2012-12-14   
641-243 2 Mason City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2012-12-14   
641-243 3 Mason City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2012-12-14   
641-243 4 Mason City IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2009-12-24   
641-243 5 Mason City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2012-12-14   
641-243 6 Mason City IA DESMIADTX5X  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 632   2012-03-12   
641-243 7 Mason City IA MSCYIA601MD  6103 WINNEBAGO COOPERATIVE TELEPHONE ASSOCIATION - IA 632   2011-02-25   
641-243 8 Mason City IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2013-06-22   
641-243 9 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2011-05-19   
641-244 A Ottumwa IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-244 0 Ottumwa IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-02   
641-244 1 Ottumwa IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2018-04-02   
641-244 2 Ottumwa IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2016-08-12   
641-244 3 Ottumwa IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2018-04-15   
641-244 4 Ottumwa IA DESMIADTXMX  073H TELNYX LLC 632   2020-05-29   
641-244 5 Ottumwa IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-28   
641-244 6 Ottumwa IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2016-07-17   
641-244 7 Ottumwa IA DESMIADTX5X  8344 TELEPORT COMMUNICATIONS AMERICA, LLC - IA 632   2016-12-30   
641-244 8 Ottumwa IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-16   
641-244 9 Ottumwa IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 632   2017-05-06   
641-245 A Prescott IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-245 0 Prescott IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2024-10-25   
641-245 2 Prescott IA KNVLIAXCPMD  624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-245 9 Prescott IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-07-09   
641-246 A Nora Springs IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-247 A Fontanelle IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632      
641-247 0 Fontanelle IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2009-03-14   
641-247 1 Fontanelle IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2009-09-26   
641-247 2 Fontanelle IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-247 3 Fontanelle IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 632   2018-11-12   
641-247 4 Fontanelle IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2019-11-29   
641-247 5 Fontanelle IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2021-04-22   
641-247 6 Fontanelle IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2020-11-19   
641-247 7 Fontanelle IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-31   
641-247 8 Fontanelle IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2013-09-27   
641-247 9 Fontanelle IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2010-12-18   
641-248 A Ollie IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-248 2 Ollie IA KNVLIAXCPMD  624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-248 9 Ollie IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-07-09   
641-249 A Lineville IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-250 A Manly IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632      
641-250 0 Manly IA DESMIAITX8X  145J TERRA NOVA TELECOM INC. 632   2024-05-23   
641-250 7 Manly IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2023-02-16   
641-251 A Forest City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632      
641-251 1 Forest City IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2007-02-10   
641-251 2 Forest City IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2015-05-08   
641-251 3 Forest City IA GRNLIAXCMMD  624H ONVOY SPECTRUM, LLC 632   2024-03-08   
641-251 4 Forest City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2008-05-11   
641-251 5 Forest City IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-251 6 Forest City IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-05-06   
641-251 8 Forest City IA KNVLIAXC1MD  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
641-252 A Dumont IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-252 4 Dumont IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2022-11-10   
641-252 9 Dumont IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2022-01-17   
641-253 A Bristow IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-254 A Nashua IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632      
641-254 7 Nashua IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2023-02-16   
641-255 A Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632      
641-255 0 Mason City IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632   2022-07-16   
641-255 1 Mason City IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632   2022-08-13   
641-255 2 Mason City IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632   2022-08-15   
641-255 3 Mason City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2023-08-11   
641-255 4 Mason City IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2023-08-11   
641-255 5 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-06-12   
641-255 6 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-06-12   
641-255 7 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-06-12   
641-255 8 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-06-12   
641-255 9 Mason City IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2022-06-12   
641-256 A Creston IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2024-01-18   
641-256 0 Creston IA   5562 METROPCS, INC. 632   2025-04-25   
641-256 1 Creston IA   5562 METROPCS, INC. 632   2025-04-25   
641-256 2 Creston IA KNVLIAXCPMD  624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-256 9 Creston IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2024-01-18   
641-257 A Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 0 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 1 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 2 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 3 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 4 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 5 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 6 Charles City IA CHCYIATCRS2  9631 QWEST CORPORATION 632      
641-257 7 Charles City IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2004-10-02   
641-257 8 Charles City IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2003-12-27   
641-257 9 Charles City IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2003-12-27   
641-258 A Adair IA DESMIADTX6Y  516J TON80 COMMUNICATIONS, LLC 632      
641-258 2 Adair IA DESMIADTX6Y  516J TON80 COMMUNICATIONS, LLC 632   2022-04-22   
641-258 3 Adair IA KNVLIAXCPMD  624H ONVOY SPECTRUM, LLC 632   2024-03-08   
641-259 A Monroe IA MONRIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-259 0 Monroe IA MONRIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-259 1 Monroe IA MONRIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-259 2 Monroe IA MONRIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-259 3 Monroe IA MONRIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 632      
641-259 4 Monroe IA KNVLIAXC1MD  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
641-259 5 Monroe IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-259 6 Monroe IA KNVLIAXCSMD  221F ONVOY, LLC - IA 632   2019-11-29   
641-259 7 Monroe IA DESMIADTXJX  508J CENTURYLINK COMMUNICATIONS, LLC 632   2017-03-24   

<< 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 >>

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.