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: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-602 A Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 0 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 1 Willoughby OH   145J TERRA NOVA TELECOM INC. 320      
440-602 2 Willoughby OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-602 3 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 4 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 5 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 6 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 7 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 8 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      
440-602 9 Willoughby OH WLGHOH9495C  9321 OHIO BELL TEL CO 320      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.