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: 412 [Rate centres in NPA 412] [Dial plan for NPA 412]

NXX: 424

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-424 A Pittsburgh Suburban Zone 15 PA PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-424 0 Pittsburgh Suburban Zone 15 PA PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-424 1 Pittsburgh Suburban Zone 15 PA PITBPAWY3MD  5562 METROPCS, INC. 234      
412-424 2 Pittsburgh Suburban Zone 15 PA PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-424 3 Pittsburgh Suburban Zone 15 PA PITBPAOKX0X  4153 PAETEC COMMUNICATIONS, INC. - PA 234      
412-424 4 Pittsburgh Suburban Zone 15 PA PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-424 5 Pittsburgh Suburban Zone 15 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-424 6 Pittsburgh Suburban Zone 15 PA PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-424 7 Pittsburgh Suburban Zone 15 PA PITBPAWY3MD  5562 METROPCS, INC. 234      
412-424 8 Pittsburgh Suburban Zone 15 PA PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-424 9 Pittsburgh Suburban Zone 15 PA PITBPAWY3MD  5562 METROPCS, INC. 234      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.