K7M is a Forward Sortation Area Code (FSA), It is located in Portsmouth, Reddendale / Cataraqui / Collins Bay Kingston Station "A" in Ontario, Canada. FSA is a geographical region in which all postal codes start with the same three characters. K7M is an Urban FSA code. The main area code of the area of K7M is 613 343. There are about 1470 postal codes.