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: ROLLMOXADS0

Remotes:

Switch Switch name Switch type
FTLWMOXARS0  FORT LEONARD WOOD  RSS 
NWBGMOXARS0  NEWBURG  RSC 
RCLDMOXARS0  RICHLAND  RSC 
SALMMOXARS0  SALEM  RSC 
STRBMOXARS3  ST ROBERT  RSC 
WYVLMOXARS7  WAYNESVILLE  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-308 A Rolla MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 520      
573-341 A Rolla MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 520      
573-364 A Rolla MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 520      
573-368 A Rolla MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 520      
573-458 A Rolla MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 520      
573-612 A Rolla MO 1811 EMBARQ MISSOURI, INC. DBA CENTURYLINK - MO 520      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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