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: ARMROKMADS1

Remotes:

Switch Switch name Switch type
DAVSOKMARS1  DAVIS  5ER 
HLTNOKMARS1  HEALDTON  5ER 
MDLLOKMARS1  MADILL  5ER 
MRTTOKMARS1  MARIETTA  5ER 
RNNGOKMARS1  RINGLING  5ER 
TSMGOKMARS1  TISHOMINGO  5ER 
WLSNOKMARS1  WILSON  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-220 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 1 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 2 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 3 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 4 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 5 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 6 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-220 9 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-221 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-222 0 Ardmore OK 9533 SOUTHWESTERN BELL 536   2014-08-01   
580-223 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 0 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 2 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 3 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 4 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 5 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 6 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 8 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-224 9 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-226 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-319 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-319 0 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 A Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 0 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 3 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 5 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 6 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 7 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 8 Ardmore OK 9533 SOUTHWESTERN BELL 536      
580-490 9 Ardmore OK 9533 SOUTHWESTERN BELL 536      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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