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: OKCYOKGADS0

Remotes:

Switch Switch name Switch type
OKCYOKCERS0  OKLAHOMA CITY  ORM 
OKCYOKGRRS1  OKLAHOMA CITY  5ER 
OKCYOKNIRS1  OKLAHOMA CITY  5ER 
OKCYOKPNRL0  OKLAHOMA CITY  RSL 
OKCYOKSPRS1  OKLAHOMA CITY  5ER 
OKCYOKVIRS1  OKLAHOMA CITY  ORM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-223 4 Oklahoma City OK 9533 SOUTHWESTERN BELL 536   2011-10-11   
405-316 7 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-419 A Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 A Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 0 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 1 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 2 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 3 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 4 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 5 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 6 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 7 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-424 9 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 A Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 0 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 1 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 2 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 3 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 4 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 5 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 6 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 7 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-425 8 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-426 A Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-426 1 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-426 3 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-426 4 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-426 6 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-426 8 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-427 A Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 A Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 2 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 3 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 4 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 5 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 6 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      
405-974 7 Oklahoma City OK 9533 SOUTHWESTERN BELL 536      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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