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.

Switch: DESMIAITX6X

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
641-384 9 Belmond IA 5562 METROPCS, INC. 632   2018-09-13   
641-387 4 Toledo IA 6529 T-MOBILE USA, INC. 632   2018-08-14   
641-387 5 Toledo IA 6529 T-MOBILE USA, INC. 632   2018-08-14   
641-387 6 Toledo IA 6529 T-MOBILE USA, INC. 632   2018-08-14   
641-387 7 Toledo IA 5562 METROPCS, INC. 632   2018-08-14   
641-387 8 Toledo IA 6529 T-MOBILE USA, INC. 632   2018-08-14   
641-416 A Pella IA 5562 METROPCS, INC. 632      
641-416 0 Pella IA 6529 T-MOBILE USA, INC. 632      
641-426 7 Charles City IA 5562 METROPCS, INC. 632   2018-07-02   
641-426 8 Charles City IA 6529 T-MOBILE USA, INC. 632   2005-03-10   
641-426 9 Charles City IA 6529 T-MOBILE USA, INC. 632   2005-03-10   
641-432 1 Forest City IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-432 2 Forest City IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-432 3 Forest City IA 5562 METROPCS, INC. 632   2018-07-09   
641-440 5 Clear Lake IA 5562 METROPCS, INC. 632   2018-07-02   
641-444 1 Belmond IA 6529 T-MOBILE USA, INC. 632   2007-04-02   
641-444 2 Belmond IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-450 9 Mason City IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-455 A Ottumwa IA 6529 T-MOBILE USA, INC. 632      
641-455 1 Ottumwa IA 6529 T-MOBILE USA, INC. 632      
641-455 2 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2007-03-04   
641-455 3 Ottumwa IA 6529 T-MOBILE USA, INC. 632      
641-455 6 Ottumwa IA 6529 T-MOBILE USA, INC. 632      
641-455 7 Ottumwa IA 6529 T-MOBILE USA, INC. 632   2014-08-15   
641-455 9 Ottumwa IA 6529 T-MOBILE USA, INC. 632      
641-481 4 Toledo IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-481 8 Toledo IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-484 0 Toledo IA 6529 T-MOBILE USA, INC. 632   2005-05-21   
641-504 A Oskaloosa IA 6529 T-MOBILE USA, INC. 632      
641-510 A Grinnell IA 6529 T-MOBILE USA, INC. 632      
641-517 A Oskaloosa IA 6529 T-MOBILE USA, INC. 632      
641-517 9 Oskaloosa IA 6529 T-MOBILE USA, INC. 632   2022-02-27   
641-531 4 Iowa Falls IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-531 5 Iowa Falls IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-541 1 Sigourney IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-548 A Mason City IA 6529 T-MOBILE USA, INC. 632      
641-548 9 Mason City IA 6529 T-MOBILE USA, INC. 632   2018-07-05   
641-557 0 New Hampton IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-557 2 New Hampton IA 5562 METROPCS, INC. 632   2018-07-09   
641-560 4 Fairfield IA 5562 METROPCS, INC. 632   2025-04-25   
641-569 2 Oskaloosa IA 6529 T-MOBILE USA, INC. 632   2018-04-12   
641-569 4 Oskaloosa IA 6529 T-MOBILE USA, INC. 632   2018-04-12   
641-631 7 Charles City IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-631 8 Charles City IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-654 9 Toledo IA 6529 T-MOBILE USA, INC. 632   2024-07-29   
641-666 0 Osage IA 6529 T-MOBILE USA, INC. 632   2018-04-02   
641-666 5 Osage IA 5562 METROPCS, INC. 632   2018-07-12   
641-670 9 Oskaloosa IA 5562 METROPCS, INC. 632   2018-06-29   
641-758 0 Marshalltown IA 6529 T-MOBILE USA, INC. 632   2011-05-19   
641-790 7 Sigourney IA 5562 METROPCS, INC. 632   2025-04-27   

<< 1 2 3 4 5 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.