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.

Switch: MNRVOHXACMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
330-216 A Pattersonville OH 793K TWC IP ENABLED SERVICES, LLC 325   2025-04-08   
330-216 1 Pattersonville OH 793K TWC IP ENABLED SERVICES, LLC 325   2024-08-18   
330-476 6 Carrollton OH 793K TWC IP ENABLED SERVICES, LLC 325   2007-05-03   
330-522 A Minerva OH 793K TWC IP ENABLED SERVICES, LLC 325   2025-04-08   
330-522 0 Minerva OH 793K TWC IP ENABLED SERVICES, LLC 325   2013-09-24   
330-522 4 Minerva OH 793K TWC IP ENABLED SERVICES, LLC 325   2007-05-07   
330-681 4 Dellroy OH 793K TWC IP ENABLED SERVICES, LLC 325   2007-07-27   
330-863 4 Malvern OH 793K TWC IP ENABLED SERVICES, LLC 325   2007-02-27   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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