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: 550

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-550 A Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228      
484-550 0 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2014-09-19   
484-550 1 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2014-09-19   
484-550 2 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-06-11   
484-550 3 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-07-09   
484-550 4 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-07-01   
484-550 5 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-07-09   
484-550 6 Allentown (Lehigh) PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2006-05-21   
484-550 7 Allentown (Lehigh) PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2006-05-21   
484-550 8 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-05-05   
484-550 9 Allentown (Lehigh) PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2006-05-05   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.