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.

NPA: 503 [Rate centres in NPA 503] [Dial plan for NPA 503]

NXX: 884

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
503-884 A Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 0 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 1 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 2 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 3 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 4 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 5 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 6 Salem OR PTLDORWNAMD  5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672   2007-07-05   
503-884 7 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 8 Salem OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
503-884 9 Salem OR   5562 METROPCS, INC. 672      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.