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: WPLNMOXADS0

Remotes:

Switch Switch name Switch type
ALTNMOXARS0  ALTON  RSC 
CLFDMOXARS0  CAULFIELD  RSC 
DORAMOXARS0  DORA  1RC 
KSHKMOXARS0  KOSHKONONG  1RC 
SMVIMOXARS0  SUMMERSVILLE  RSC 
THVLMOXARS0  THOMASVILLE  1RC 
THYRMOXARS0  THAYER  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
417-255 A West Plains MO 9786 BRIGHTSPEED OF MISSOURI, LLC 522      
417-256 A West Plains MO 9786 BRIGHTSPEED OF MISSOURI, LLC 522      
417-257 A West Plains MO 9786 BRIGHTSPEED OF MISSOURI, LLC 522      
417-596 A West Plains MO 9786 BRIGHTSPEED OF MISSOURI, LLC 522      
417-853 A West Plains MO 9786 BRIGHTSPEED OF MISSOURI, LLC 522      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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