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: 513 [Rate centres in NPA 513] [Dial plan for NPA 513]

NXX: 571

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
513-571 A Middletown OH DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328      
513-571 0 Middletown OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2013-08-22   
513-571 1 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 2 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 3 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 4 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 5 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 6 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 7 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 8 Middletown OH   6529 T-MOBILE USA, INC. 328      
513-571 9 Middletown OH   5562 METROPCS, INC. 328      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.