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.

Rio Grande, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
740-245 A RIGROH24RS1  9321 OHIO BELL TEL CO 324      
740-245 0 RIGROH24RS1  9321 OHIO BELL TEL CO 324      
740-245 1 CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2013-10-08   
740-245 2 HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2015-05-15   
740-245 3 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2015-08-01   
740-245 4 HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2015-11-21   
740-245 5 RIGROH24RS1  9321 OHIO BELL TEL CO 324      
740-245 6 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2015-07-04   
740-245 7 RIGROH24RS1  9321 OHIO BELL TEL CO 324      
740-245 8 RIGROH24RS1  9321 OHIO BELL TEL CO 324      
740-245 9 RIGROH24RS1  9321 OHIO BELL TEL CO 324      
740-301 A WOTNOHFCDS0  4852 FIRST COMMUNICATIONS, LLC - OH 324      
740-301 0 CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2006-08-21   
740-301 1 CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2012-02-09   
740-301 2 CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-301 3 CLMBOH11XJZ  516C AT&T CORP. 324   2011-10-05   
740-301 4 HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-10-20   
740-301 6 CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-07   
740-301 7 CLMBOH1116Z  036B CITYNET OHIO, LLC - OH 324   2008-07-06   
740-301 8 CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-301 9   4852 FIRST COMMUNICATIONS, LLC - OH 324      
740-560 A CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-560 0 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-05-09   
740-560 1 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-05-09   
740-560 2 CLMDOH448MD  073H TELNYX LLC 324   2017-07-28   
740-560 3 HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2018-09-08   
740-560 4 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-04-13   
740-560 5 WOTNOH88X0Y  506J TWILIO INTERNATIONAL, INC. 324   2021-07-02   
740-560 6 WOTNOHEHAMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2020-10-02   
740-560 7 HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2022-05-15   
740-560 8   515J IP HORIZON LLC 324   2016-10-12   
740-560 9 HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2016-10-09   

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.