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: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-455 A Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128      
774-455 0 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 1 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 2 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 3 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 4 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 5 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 6 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 7 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 8 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   
774-455 9 Worcester MA BRTNMACOX2X  829J PAETEC ITEL, LLC 128   2007-10-13   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.