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: 463 [Rate centres in NPA 463] [Dial plan for NPA 463]

NXX: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
463-553 A Brownsburg IN   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2025-12-15   
463-553 0 Brownsburg IN   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2025-12-15   
463-553 2 Brownsburg IN   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2026-02-06   
463-553 9 Brownsburg IN   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 336   2025-12-15   

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.