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: NWLNMNXNPS0

Remotes:

Switch Switch name Switch type
BROTMNXBRP0  BROOTEN  RP 
DANBMNXDRP0  DANUBE  RP 
IRNGMNXIRP0  PAYNESVILLE  RP 
KRKHMNXKRP0  KERKHOVEN  RP 
MRDCMNXMRP0  MURDOCK  RP 
PENCMNXPRP0  PENNOCK  RP 
SEDNMNXSRP0  SEDAN  RP 
SNBGMNXSRP0  SUNBURG  RP 
SPCRMNXSRP0  SPICER  RP 
TRRCMNXTRP0  TERRACE  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-354 A New London MN 1433 MID STATE TEL. CO. 626      

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

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