Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SARNON304MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
519-704 A Sarnia ON 4727 ISP TELECOM, INC. 888 805128    
548-232 A Bright's Grove ON 4727 ISP TELECOM, INC. 888 805128    
548-233 A Petrolia ON 4727 ISP TELECOM, INC. 888 805128    
548-250 A Corunna ON 4727 ISP TELECOM, INC. 888 805128    
548-251 A Wyoming ON 4727 ISP TELECOM, INC. 888 805128    

Last updated: Fri, 13 May 2022 22:16:13 UTC

Sponsored by: ISP Telecom

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