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: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 226

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-226 A Boston MA   829J PAETEC ITEL, LLC 128      
617-226 0 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 1 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 2 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 3 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 4 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 5 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 6 Boston MA   829J PAETEC ITEL, LLC 128      
617-226 7 Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2004-11-25   
617-226 8 Boston MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2004-11-25   
617-226 9 Boston MA   829J PAETEC ITEL, LLC 128      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.