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: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-512 9 Iowa City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2007-05-03   
319-515 A Cedar Rapids IA CDRRIADTHMD  624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 0 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 1 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 2 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 3 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 4 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 5 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 6 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 7 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 8 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-515 9 Cedar Rapids IA   624H ONVOY SPECTRUM, LLC 635   2024-02-07   
319-519 A Iowa City IA IWCYIA70DS0  423H AIRUS, INC - IA 635      
319-519 0 Iowa City IA   221F ONVOY, LLC - IA 635   2016-04-07   
319-519 1 Iowa City IA   423H AIRUS, INC - IA 635   2014-12-13   
319-519 2 Iowa City IA   593K MCC TELEPHONY LLC 635   2016-07-11   
319-519 3 Iowa City IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2016-07-18   
319-519 4 Iowa City IA   221F ONVOY, LLC - IA 635   2016-04-07   
319-519 5 Iowa City IA   562E SOUTH SLOPE COOPERATIVE TELEPHONE COMPANY - IA 635   2016-10-01   
319-519 6 Iowa City IA   695G IMON COMMUNICATIONS, LLC - IA 635   2016-08-07   
319-519 7 Iowa City IA   562E SOUTH SLOPE COOPERATIVE TELEPHONE COMPANY - IA 635   2016-10-01   
319-519 8 Iowa City IA   221F ONVOY, LLC - IA 635   2017-06-22   
319-519 9 Iowa City IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2016-04-15   
319-520 A Keokuk IA DVNPIAEAXMD  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
319-520 0 Keokuk IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
319-520 1 Keokuk IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634   2013-11-08   
319-520 2 Keokuk IA   6529 T-MOBILE USA, INC. 634   2018-04-09   
319-520 3 Keokuk IA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 634   2011-04-01   
319-520 4 Keokuk IA   6529 T-MOBILE USA, INC. 634   2018-04-09   
319-520 5 Keokuk IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
319-520 6 Keokuk IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
319-520 7 Keokuk IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
319-520 8 Keokuk IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 634      
319-520 9 Keokuk IA   6266 UNITED STATES CELLULAR - IA 634   2016-09-09   
319-521 A Cedar Rapids IA CDRRIAAX7MD  6529 T-MOBILE USA, INC. 635      
319-523 A Wapello IA WPLLIAXOPS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 0 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 1 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 2 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 3 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 4 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 5 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 6 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 7 Wapello IA   751F MCC TELEPHONY OF IOWA, LLC - IA 634   2010-04-15   
319-523 8 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-523 9 Wapello IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-524 A Keokuk IA KEKKIACORS5  9631 QWEST CORPORATION 634      
319-525 A Hartwick IA VCTRIAXODS0  1139 COOPERATIVE TEL. CO. 635      
319-526 A Keokuk IA KEKKIACORS5  9631 QWEST CORPORATION 634      
319-526 0 Keokuk IA   444G AUREON COMMUNICATIONS, LLC 634   2013-04-23   
319-526 1 Keokuk IA   221F ONVOY, LLC - IA 634   2013-04-04   
319-526 2 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 3 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 4 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 5 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 6 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 7 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 8 Keokuk IA   9631 QWEST CORPORATION 634      
319-526 9 Keokuk IA   221F ONVOY, LLC - IA 634   2019-09-19   
319-527 A Wapello IA WPLLIA020MD  4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 0 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 1 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 2 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 3 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 4 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 5 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 6 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 7 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-527 8 Wapello IA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 634   2017-07-03   
319-527 9 Wapello IA   4650 LOUISA COMMUNICATIONS, LC - IA 634      
319-528 A Denmark IA DNMKIAXORS0  1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-528 0 Denmark IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-528 1 Denmark IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-528 2 Denmark IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2017-03-15   
319-528 3 Denmark IA   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 634   2022-02-02   
319-528 4 Denmark IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-528 5 Denmark IA   221F ONVOY, LLC - IA 634   2020-06-27   
319-528 6 Denmark IA   1178 WINDSTREAM IOWA COMMUNICATIONS, INC. 634      
319-528 7 Denmark IA   508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-10-05   
319-528 8 Denmark IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2015-05-29   
319-528 9 Denmark IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2019-07-02   
319-529 A Waterloo IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-529 0 Waterloo IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2010-10-31   
319-529 1 Waterloo IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2010-12-18   
319-529 2 Waterloo IA   5562 METROPCS, INC. 635   2010-12-16   
319-529 3 Waterloo IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2011-01-21   
319-529 4 Waterloo IA   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 635   2011-04-15   
319-529 5 Waterloo IA   6529 T-MOBILE USA, INC. 635   2012-03-08   
319-529 6 Waterloo IA   5562 METROPCS, INC. 635   2011-04-06   
319-529 7 Waterloo IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635   2011-04-28   
319-529 8 Waterloo IA   5562 METROPCS, INC. 635   2011-06-13   
319-529 9 Waterloo IA   985E BANDWIDTH.COM CLEC, LLC - IA 635   2011-06-22   
319-530 A Iowa City IA CDRRIATS0MD  6266 UNITED STATES CELLULAR - IA 635      
319-531 A Cedar Rapids IA CDRRIADTX9X  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-531 0 Cedar Rapids IA   6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 635      
319-531 1 Cedar Rapids IA   985E BANDWIDTH.COM CLEC, LLC - IA 635   2011-06-02   
319-531 2 Cedar Rapids IA   6529 T-MOBILE USA, INC. 635   2011-10-13   
319-531 3 Cedar Rapids IA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 635   2011-10-28   
319-531 4 Cedar Rapids IA   6529 T-MOBILE USA, INC. 635   2011-11-19   
319-531 5 Cedar Rapids IA   6529 T-MOBILE USA, INC. 635   2011-11-19   

<< 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 >>

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.