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: 484 [Rate centres in NPA 484] [Dial plan for NPA 484]

NXX: 904

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-904 A Philadelphia Suburban Zone 31 PA WRMNPABCAMD  3210 CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA 228      
484-904 0 Philadelphia Suburban Zone 31 PA WRMNPABCAMD  3210 CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA 228      
484-904 1 Philadelphia Suburban Zone 31 PA WRMNPABCAMD  3210 CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA 228      
484-904 2 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2007-01-30   
484-904 3 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2007-12-03   
484-904 5 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2007-05-11   
484-904 6 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2002-12-23   
484-904 7 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2002-12-23   
484-904 8 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2002-12-23   
484-904 9 Philadelphia Suburban Zone 31 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2002-12-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.