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: 219 [Rate centres in NPA 219] [Dial plan for NPA 219]

NXX: 366

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
219-366 A Gary IN RVDLILBDAMD  6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 358   2024-03-23   
219-366 0 Gary IN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-12-19   
219-366 1 Gary IN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-12-19   
219-366 2 Gary IN   097D ONVOY, LLC - IN 358   2025-01-06   
219-366 3 Gary IN   097D ONVOY, LLC - IN 358   2025-03-02   
219-366 4 Gary IN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-24   
219-366 5 Gary IN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-03-27   
219-366 6 Gary IN   097D ONVOY, LLC - IN 358   2024-03-24   
219-366 7 Gary IN   097D ONVOY, LLC - IN 358   2024-03-24   
219-366 8 Gary IN   097D ONVOY, LLC - IN 358   2024-03-24   
219-366 9 Gary IN   097D ONVOY, LLC - IN 358   2024-03-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.