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.
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Switch: MDLKWAXXRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
509-299 A Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 1 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 2 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 3 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 4 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 5 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 6 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-299 7 Medical Lake WA 2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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