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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OCN: 498M LTE WIRELESS INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
564-400 A Vancouver WA   672   2026-10-31   
564-400 0 Vancouver WA   672   2026-10-31   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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