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.

OCN: 5511 DATAVISION COMMUNICATIONS LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
503-383 7 Salem OR GRVSORXXDS1  672   2009-03-30   
503-980 9 Woodburn OR GRVSORXXDS1  672   2005-03-27   
971-343 6 Silverton OR GRVSORXXDS1  672   2012-06-12   
971-983 A Woodburn OR GRVSORXXDS1  672      
971-983 0 Woodburn OR GRVSORXXDS1  672      
971-983 1 Woodburn OR GRVSORXXDS1  672      
971-983 2 Woodburn OR GRVSORXXDS1  672      
971-983 3 Woodburn OR GRVSORXXDS1  672      
971-983 4 Woodburn OR GRVSORXXDS1  672      
971-983 5 Woodburn OR GRVSORXXDS1  672      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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