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.

NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-352 0 Marshalltown IA CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2007-03-30   
641-352 1 Marshalltown IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2012-08-16   
641-352 2 Marshalltown IA DESMIAXM1MD  8474 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IA 632   2008-06-27   
641-352 3 Marshalltown IA DESMIADTX7X  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2013-02-09   
641-352 4 Marshalltown IA DESMIAXM1MD  8474 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IA 632   2005-01-29   
641-352 5 Marshalltown IA DESMIAXM1MD  8474 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - IA 632   2003-04-15   
641-352 6 Marshalltown IA DESMIAEA0MD  985E BANDWIDTH.COM CLEC, LLC - IA 632   2014-11-08   
641-352 7 Marshalltown IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2008-02-25   
641-352 8 Marshalltown IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2012-04-28   
641-352 9 Marshalltown IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2008-04-27   
641-353 A Kensett IA DESMIAITX1X  751F MCC TELEPHONY OF IOWA, LLC - IA 632      
641-353 3 Kensett IA BOONIA01DS1  544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-15   
641-353 9 Kensett IA DESMIAITX1X  751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   
641-354 A Marshalltown IA DESMIA72HMD  5562 METROPCS, INC. 632      
641-354 0 Marshalltown IA DESMIADTX3Y  495J STRATUS NETWORKS 632   2021-01-16   
641-354 1 Marshalltown IA   221F ONVOY, LLC - IA 632   2024-03-02   
641-354 2 Marshalltown IA DESMIADTXMX  073H TELNYX LLC 632   2020-05-29   
641-354 3 Marshalltown IA DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2018-08-12   
641-354 4 Marshalltown IA DESMIADT1MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 632   2020-12-11   
641-354 5 Marshalltown IA DESMIADTFMD  221F ONVOY, LLC - IA 632   2019-09-20   
641-354 6 Marshalltown IA DESMIADTX2Y  506J TWILIO INTERNATIONAL, INC. 632   2020-12-28   
641-354 7 Marshalltown IA MRTWIAAQ3MD  346F HEART OF IOWA VENTURES, L.L.C. - IA 632   2019-04-01   
641-354 8 Marshalltown IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2018-10-18   
641-354 9 Marshalltown IA DESMIA72HMD  5562 METROPCS, INC. 632   2018-08-11   
641-355 A Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 0 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 1 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 2 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 3 Clear Lake IA DESMIAITX6X  6529 T-MOBILE USA, INC. 632   2007-09-06   
641-355 4 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 5 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 6 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 7 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 8 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-355 9 Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-356 A Gladbrook IA DESMIADTXUX  965H FRACTEL, LLC 632      
641-356 3 Gladbrook IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-05-06   
641-356 4 Gladbrook IA   624H ONVOY SPECTRUM, LLC 632   2024-03-08   
641-356 5 Gladbrook IA GRNLIAXCPMD  221F ONVOY, LLC - IA 632   2021-08-30   
641-356 7 Gladbrook IA DESMIADTXUX  965H FRACTEL, LLC 632   2020-02-17   
641-356 8 Gladbrook IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-12-01   
641-356 9 Gladbrook IA DESMIADTXUX  965H FRACTEL, LLC 632   2020-02-17   
641-357 A Clear Lake IA CLLKIAXODS1  1132 CLEAR LAKE INDEPENDENT TEL. CO. 632      
641-358 A Meservey IA MSRVIAXORS3  1127 FRONTIER COMMUNICATIONS OF IOWA, INC. 632      
641-359 A Iowa Falls IA DESMIADTOMD  939H COMMIO, LLC 632      
641-359 0 Iowa Falls IA DESMIADTOMD  939H COMMIO, LLC 632   2023-11-17   
641-359 1 Iowa Falls IA DESMIADTOMD  939H COMMIO, LLC 632   2023-11-17   
641-359 2 Iowa Falls IA DESMIADTOMD  939H COMMIO, LLC 632   2023-11-17   
641-359 3 Iowa Falls IA DESMIADTOMD  939H COMMIO, LLC 632   2023-11-17   
641-359 4 Iowa Falls IA DESMIADTOMD  939H COMMIO, LLC 632   2023-11-17   

<< 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 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.