Crossword clues for River of Ontario 5 letters:MOOSEOntario river to James BayTRENTOntario riverMARYSSt. ___ (Michigan-Ontario border river)TRENTRiver of OntarioMARYSSt. _____ River (Michigan-Ontario divider)CLAIRSt. ___ River, separating Michigan from OntarioNIAGARAErie-to-Ontario riverAVONOntario riverNITHOntario riverSTMARYSMichigan-Ontario border riverOTTAWARiver separating Ontario and QuebecNIAGARARiver between Ontario and Empire State.AVONStratford, Ontario's riverOTTAWARiver between Ontario and QuebecOSWEGORiver to Lake OntarioAVONRiver through Stratford OntarioAVONRiver of Stratford, OntarioGENESEERiver feeding Lake OntarioGENESEERiver into Lake Ontario.NIAGARA36-mi. river, Erie to Ontario.NIAGARARiver into Lake OntarioOTTAWAOntario-Quebec border riverOSWEGONew York river to Lake OntarioGENESEERiver to Lake OntarioERIELake separated from Lake Ontario by the Niagara RiverFTERIEOntario city across the river from Buffalo, for shortGENESEERiver, Pennsylvania to Lake Ontario.TRENTSRivers in England and OntarioNIAGARARiver linking Lakes Erie and Ontario.FTERIEOntario city on the Niagara RiverABITIBIRiver and lake in Northeast Ontario.NIAGARARiver joining Lakes Erie and Ontario.SAULTSTEMARIEMichigan or Ontario city on the same border riverNIAGARARiver from Lake Erie to Lake Ontario.NIAGARARiver connecting Lake Erie and Lake Ontario.STMARYSRiver that forms the Michigan-Ontario borderNIAGARARiver between Lake Erie and Lake OntarioGENESEERiver in Pennsylvania and New York, flows into Lake Ontario.