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 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      
319-433 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   
319-460 7 Washington IA 5562 METROPCS, INC. 635   2018-07-03   
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   
319-471 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 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 8 Cedar Falls IA 6529 T-MOBILE USA, INC. 635   2024-08-29   
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 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   
319-496 A Monticello IA 6529 T-MOBILE USA, INC. 635   2024-09-01   
319-496 9 Monticello IA 6529 T-MOBILE USA, INC. 635   2024-09-01   
319-499 A Iowa City IA 6529 T-MOBILE USA, INC. 635      
319-499 0 Iowa City IA 6529 T-MOBILE USA, INC. 635   2011-05-23   
319-499 2 Iowa City IA 6529 T-MOBILE USA, INC. 635   2012-03-18   
319-504 A Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-504 1 Waterloo IA 5562 METROPCS, INC. 635      
319-504 2 Waterloo IA 5562 METROPCS, INC. 635      
319-504 3 Waterloo IA 5562 METROPCS, INC. 635      
319-504 5 Waterloo IA 5562 METROPCS, INC. 635      
319-504 6 Waterloo IA 5562 METROPCS, INC. 635      
319-504 7 Waterloo IA 5562 METROPCS, INC. 635      
319-504 8 Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-504 9 Waterloo IA 6529 T-MOBILE USA, INC. 635      
319-521 A Cedar Rapids IA 6529 T-MOBILE USA, INC. 635      
319-529 5 Waterloo IA 6529 T-MOBILE USA, INC. 635   2012-03-08   
319-531 2 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2011-10-13   
319-531 4 Cedar Rapids IA 6529 T-MOBILE USA, INC. 635   2011-11-19   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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