Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 688

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-688 A Chesterland OH CLEVOH64XKX  793K TWC IP ENABLED SERVICES, LLC 320   2025-02-11   
440-688 0 Chesterland OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320   2008-04-28   
440-688 1 Chesterland OH   001F BANDWIDTH.COM CLEC, LLC - OH 320   2015-05-23   
440-688 2 Chesterland OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320   2015-05-01   
440-688 3 Chesterland OH   516C AT&T CORP. 320   2008-06-25   
440-688 4 Chesterland OH   793K TWC IP ENABLED SERVICES, LLC 320   2007-04-28   
440-688 5 Chesterland OH   001F BANDWIDTH.COM CLEC, LLC - OH 320   2020-09-26   
440-688 6 Chesterland OH   829J PAETEC ITEL, LLC 320   2009-11-16   
440-688 7 Chesterland OH   508J CENTURYLINK COMMUNICATIONS, LLC 320   2014-03-31   
440-688 8 Chesterland OH   464C ONVOY, LLC - OH 320   2012-10-13   
440-688 9 Chesterland OH   145J TERRA NOVA TELECOM INC. 320   2020-12-30   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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