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.
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Switch: CHCTOKXAPS0

Remotes:

Switch Switch name Switch type
JONSOKXARP0  JONES  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-390 A Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 0 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 1 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 2 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 3 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 4 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 5 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 6 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 8 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      
405-390 9 Choctaw OK 1984 OKLAHOMA COMMUNICATION SYSTEM, INC. 536      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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