Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Crestline, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
419-405 A MNFDOHXAGMD  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 923      
419-405 0   464C ONVOY, LLC - OH 923   2021-03-12   
419-405 1   001F BANDWIDTH.COM CLEC, LLC - OH 923   2009-01-04   
419-405 2   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 923   2004-09-20   
419-405 3   001F BANDWIDTH.COM CLEC, LLC - OH 923   2012-11-10   
419-405 4   793K TWC IP ENABLED SERVICES, LLC 923   2007-02-13   
419-405 5   001F BANDWIDTH.COM CLEC, LLC - OH 923   2012-04-01   
419-405 6   001F BANDWIDTH.COM CLEC, LLC - OH 923   2014-05-23   
419-405 7   001F BANDWIDTH.COM CLEC, LLC - OH 923   2015-06-13   
419-405 8   001F BANDWIDTH.COM CLEC, LLC - OH 923   2015-06-13   
419-405 9   793K TWC IP ENABLED SERVICES, LLC 923   2013-09-30   
419-683 A CRLNOHXARS0  0615 FRONTIER NORTH, INC. - OH 923      
567-431 A MNFDOHXAXDX  464C ONVOY, LLC - OH 923      
567-431 2   464C ONVOY, LLC - OH 923   2023-11-27   
567-443 A MNFDOHMM0MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923      
567-443 0   001F BANDWIDTH.COM CLEC, LLC - OH 923   2014-12-12   
567-443 1   464C ONVOY, LLC - OH 923   2017-06-23   
567-443 2   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923   2011-04-09   
567-443 3   001F BANDWIDTH.COM CLEC, LLC - OH 923   2021-01-22   
567-443 4   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923      
567-443 5   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923   2005-09-17   
567-443 6   464C ONVOY, LLC - OH 923   2021-04-13   
567-443 7   508J CENTURYLINK COMMUNICATIONS, LLC 923   2014-07-21   
567-443 8   464C ONVOY, LLC - OH 923   2021-04-13   
567-443 9   464C ONVOY, LLC - OH 923   2023-09-25   

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

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