Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
319-745 8 West Liberty IA   635   2010-05-06   
319-775 4 Cedar Rapids IA   635   2018-01-23   
319-779 A Kalona IA NLBTIAXO2MD  635      
319-779 1 Kalona IA   635   2010-05-15   
319-823 8 Grundy Center IA   635   2010-05-06   
319-826 A Cedar Rapids IA CDRRIAIC2MD  635      
319-826 1 Cedar Rapids IA   635   2010-05-09   
319-826 2 Cedar Rapids IA   635   2011-05-06   
319-826 3 Cedar Rapids IA   635   2011-12-24   
319-826 6 Cedar Rapids IA   635   2012-12-07   
319-844 A Monticello IA CDRRIAIC2MD  635      
319-844 1 Monticello IA   635   2010-05-15   
319-853 0 North Liberty IA   635      
319-877 A West Branch IA NLBTIAXO2MD  635      
319-877 8 West Branch IA   635   2010-05-06   
319-883 3 Waterloo IA   635   2011-07-07   
319-883 8 Waterloo IA   635   2010-05-09   
319-888 1 Waterloo IA   635   2017-12-31   
319-888 4 Waterloo IA   635   2017-06-28   
319-987 4 Janesville IA   635   2010-05-06   
319-988 0 Hudson IA   635   2010-05-09   
320-331 A Brownton MN OSSEMNXODMD  628      
320-331 1 Brownton MN OSSEMNXODMD  628   2010-05-15   
320-340 A Paynesville MN MPLSMNDTX0Y  628      
320-340 6 Paynesville MN MPLSMNDTX0Y  628   2010-07-11   
320-389 A Buffalo Lake MN OSSEMNXODMD  628      
320-389 9 Buffalo Lake MN OSSEMNXODMD  628   2010-07-11   
320-446 A Stewart MN OSSEMNXODMD  628      
320-446 6 Stewart MN OSSEMNXODMD  628   2010-07-11   
320-455 A Hutchinson MN MPLSMNDTX0Y  628      
320-455 4 Hutchinson MN MPLSMNDTX0Y  628   2017-05-31   
320-455 8 Hutchinson MN MPLSMNDTX0Y  628   2017-06-12   
320-455 9 Hutchinson MN MPLSMNDTX0Y  628   2010-05-15   
320-485 9 Winsted MN MPLSMNDTX0Y  628   2010-05-15   
320-490 7 Howard Lake MN OSSEMNXODMD  628   2010-05-15   
320-613 A Lester Prairie MN OSSEMNXODMD  628      
320-613 6 Lester Prairie MN OSSEMNXODMD  628   2010-07-11   
320-626 2 Dassel MN OSSEMNXODMD  628   2010-05-15   
320-753 A Silver Lake MN OSSEMNXODMD  628      
320-753 6 Silver Lake MN OSSEMNXODMD  628   2010-07-11   
334-218 6 Greensboro AL MTGMALMT32Z  478   2012-10-21   
334-256 1 Florala AL FLRLALXA0MD  44814   2017-09-14   
334-342 1 Brantley AL DTHNALXAXNX  478   2017-07-27   
334-359 A Wing AL FLRLALXA0MD  44814      
334-359 1 Wing AL FLRLALXA0MD  44814   2017-10-19   
334-378 1 Kinston AL DTHNALXAXNX  478   2017-06-16   
334-422 3 Linden AL MTGMALMT32Z  478   2012-10-21   
334-455 3 Camden AL MTGMALMT32Z  478   2012-10-21   
334-542 1 Red Level AL DTHNALXAXNX  478   2017-06-16   
334-554 A Elba AL DTHNALXAXNX  478      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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