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.
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Morrisburg, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
343-238 A MSBGON310MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805142    
343-405 A MSBGONCC0MD  383F FREEDOM MOBILE INC. 888 805142    
343-443 A CRNWON24FMD  383H INNSYSVOICE CORP - ON 888 805142    
343-483 A CRNWON24EMD  4727 ISP TELECOM, INC. 888 805142    
613-543 A MSBGON31RSA  8051 BELL ONTARIO 888 805142    
613-643 A CRNWONCE0MD  4878 BRAGG COMMUNICATIONS INC. 888 805142    

Last updated: Tue, 04 May 2021 15:04:27 UTC

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