Crossword clues for River of Ontario:TRENTOntario riverMOOSEOntario river to James BayAVONOntario riverNIAGARAErie-to-Ontario riverNITHOntario riverTRENTRiver of OntarioOTTAWARiver separating Ontario and QuebecMARYSSt. ___ (Michigan-Ontario border river)AVONStratford, Ontario's riverNIAGARARiver between Ontario and Empire State.STMARYSMichigan-Ontario border 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 riverMARYSSt. _____ River (Michigan-Ontario divider)OSWEGONew York river to Lake OntarioGENESEERiver to Lake OntarioERIELake separated from Lake Ontario by the Niagara RiverFTERIEOntario city across the river from Buffalo, for shortCLAIRSt. ___ River, separating Michigan from OntarioGENESEERiver, 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.NIAGARARiver from Lake Erie to Lake Ontario.STMARYSRiver that forms the Michigan-Ontario borderNIAGARARiver connecting Lake Erie and Lake Ontario.NIAGARARiver between Lake Erie and Lake OntarioSAULTSTEMARIEMichigan or Ontario city on the same border riverGENESEERiver in Pennsylvania and New York, flows into Lake Ontario.