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: BVTNORXBDS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
503-277 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-350 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-469 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-520 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-526 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-574 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-626 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-627 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-641 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-643 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-644 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-646 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-671 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      
503-672 A Beaverton OR 4323 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 672      

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

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