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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
417-270 A Alton MO 6275 UNITED STATES CELLULAR - MO 522      
417-270 0 Alton MO 6275 UNITED STATES CELLULAR - MO 522      
417-270 1 Alton MO 6275 UNITED STATES CELLULAR - MO 522      
417-270 2 Alton MO 6275 UNITED STATES CELLULAR - MO 522      
417-280 A Thayer MO 6275 UNITED STATES CELLULAR - MO 522      
417-280 0 Thayer MO 6275 UNITED STATES CELLULAR - MO 522      
417-280 1 Thayer MO 6275 UNITED STATES CELLULAR - MO 522      
417-280 2 Thayer MO 6275 UNITED STATES CELLULAR - MO 522   2015-01-01   
417-293 A West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 0 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 1 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 2 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 3 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 4 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 5 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 6 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 7 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 8 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-293 9 West Plains MO 6275 UNITED STATES CELLULAR - MO 522      
417-320 0 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-320 7 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-320 8 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-320 9 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-331 A Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 0 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 1 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 2 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 3 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 4 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 5 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-331 6 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-331 7 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-331 8 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-331 9 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-349 5 Mountain Grove MO 6275 UNITED STATES CELLULAR - MO 522   2015-12-27   
417-412 4 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-412 5 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-412 6 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-412 7 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-412 8 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-412 9 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-460 A Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-460 0 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2019-02-17   
417-460 1 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-460 2 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2025-02-08   
417-460 6 Branson MO 6275 UNITED STATES CELLULAR - MO 522   2021-01-13   
417-464 A Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-464 0 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-464 1 Branson MO 6275 UNITED STATES CELLULAR - MO 522      
417-464 2 Branson MO 6275 UNITED STATES CELLULAR - MO 522      

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

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