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: 921

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
219-921 A Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 0 Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 1 Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 2 Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 3 Chesterton IN SBNDIN01X4Y  6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      
219-921 4 Chesterton IN SBNDIN01X4Y  6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      
219-921 5 Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 6 Chesterton IN SBNDIN01X4Y  6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      
219-921 7 Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 8 Chesterton IN CHTNINXADS0  0772 FRONTIER NORTH, INC.. - IN 332      
219-921 9 Chesterton IN SBNDIN01X4Y  6725 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN 332      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.