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: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

NXX: 533

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-533 A Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 0 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 1 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 2 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 3 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 4 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 5 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 6 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 7 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 8 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      
224-533 9 Deerfield IL   460K FIRST COMMUNICATIONS, LLC 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.