Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
319-431 0 Cedar Rapids IA 5562 METROPCS, INC. 635      
319-431 1 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635      
319-431 2 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635      
319-431 3 Cedar Rapids IA 5562 METROPCS, INC. 635      
319-431 4 Cedar Rapids IA 5562 METROPCS, INC. 635      
319-431 5 Cedar Rapids IA 5562 METROPCS, INC. 635      
319-431 6 Cedar Rapids IA 5562 METROPCS, INC. 635      
319-431 7 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635      
319-431 8 Cedar Rapids IA 5562 METROPCS, INC. 635      
319-431 9 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635      
319-433 5 Waterloo IA 6529 T-MOBILE USA, INC. 635   2004-09-15   
319-433 8 Waterloo IA 6529 T-MOBILE USA, INC. 635   2004-09-15   
319-447 7 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2007-10-25   
319-450 3 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2011-03-15   
319-450 4 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2010-11-11   
319-450 5 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2010-11-11   
319-450 6 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2011-03-15   
319-450 8 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2011-03-15   
319-450 9 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2011-06-13   
319-464 8 Waterloo IA 6529 T-MOBILE USA, INC. 635   2007-02-18   
319-464 9 Waterloo IA 6529 T-MOBILE USA, INC. 635   2006-04-03   
319-468 0 Independence IA 6529 T-MOBILE USA, INC. 635   2024-09-12   
319-468 1 Independence IA 6529 T-MOBILE USA, INC. 635   2024-09-12   
319-468 4 Independence IA 5562 METROPCS, INC. 635   2025-04-25   
319-471 A Iowa City IA 6529 T-MOBILE USA, INC. 635      
319-471 6 Iowa City IA 6529 T-MOBILE USA, INC. 635   2007-04-27   
319-471 7 Iowa City IA 6529 T-MOBILE USA, INC. 635   2007-04-27   
319-471 8 Iowa City IA 6529 T-MOBILE USA, INC. 635   2006-11-09   
319-486 A Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-486 0 Waterloo IA 6529 T-MOBILE USA, INC. 635   2011-09-08   
319-486 2 Waterloo IA 6529 T-MOBILE USA, INC. 635   2011-11-19   
319-486 7 Waterloo IA 6529 T-MOBILE USA, INC. 635   2012-03-18   
319-486 9 Waterloo IA 6529 T-MOBILE USA, INC. 635   2011-06-23   
319-490 1 Cedar Falls IA 6529 T-MOBILE USA, INC. 635   2024-08-29   
319-490 3 Cedar Falls IA 5562 METROPCS, INC. 635   2025-04-25   
319-490 8 Cedar Falls IA 6529 T-MOBILE USA, INC. 635   2024-08-29   
319-491 0 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2007-08-01   
319-491 1 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2008-06-11   
319-491 2 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2007-08-01   
319-491 3 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2009-01-05   
319-493 A Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-493 0 Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-493 1 Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-493 2 Waterloo IA 6529 T-MOBILE USA, INC. 635   2007-02-23   
319-493 4 Waterloo IA 6529 T-MOBILE USA, INC. 635   2007-05-29   
319-493 5 Waterloo IA 6529 T-MOBILE USA, INC. 635   2007-05-29   
319-493 8 Waterloo IA 6529 T-MOBILE USA, INC. 635   2006-01-18   
319-495 4 La Porte City IA 6529 T-MOBILE USA, INC. 635   2025-09-15   
319-495 5 La Porte City IA 5562 METROPCS, INC. 635   2018-08-03   
319-495 7 La Porte City IA 6529 T-MOBILE USA, INC. 635   2024-08-15   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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