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: OKGVMOXADS1

Remotes:

Switch Switch name Switch type
HNRTMOXARS0  HENRIETTA  RLC 
HOSTMOXARS0  HOUSTONIA  RLC 
HRDNMOXARS0  HARDIN  RLC 
MLBNMOXARS0  MALTA BEND  RLC 
MSCYMOXARS0  MISSOURI CITY  RLC 
NRBRMOXARS0  NORBORNE  RLC 
ORCKMOXARS0  ORRICK  RSS 
WGTNMOXARS0  WELLINGTON  RSS 
WVRLMOXARS0  WAVERLY  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
816-625 A Oak Grove MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      
816-690 A Oak Grove MCA4 MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 524      

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

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