Ottawa Area Postal Codes K1A K2A K4A Government of Canada Ottawa Ottawa Ottawa and Gatineau offices (partly (Highland Park / McKellar Park (Fallingbrook) in QC) /Westboro /Glabar Park /Carlingwood) K1B K2B K4B Ottawa Ottawa Ottawa (Blackburn Hamlet / Pine View / (Britannia /Whitehaven / Bayshore / (Cumberland Ward) Sheffield Glen) Pinecrest) K1C K2C K4C Ottawa Ottawa Ottawa (Orleans) (Queensway / Copeland Park / (Cumberland) Central Park / Bel Air /Carleton Heights) K1E K2E K4E Ottawa Ottawa Not assigned (Queenswood) ( Eastern Nepean: Fisher Heights/ Parkwood Hills / Borden Farm /Pine Glen ) K1G K2G K4G Ottawa Ottawa Not assigned (Riverview / Hawthorne / Canterbury Centrepointe, / Hunt Club Park) Meadowlands, City View, Craig Henry, Tangelwood, Grenfell Glen, Davidson Heights) K1H K2H K4H Ottawa Ottawa Not assigned (Alta Vista / Billings Bridge) (Bells Corners / Arlington Woods/Redwood / Qualicum / Crystal Beach) K1J K2J K4J Ottawa Ottawa Not assigned (Beacon Hill / Cyrville / Carson (Barrhaven) Grove) K1K K2K Ottawa Ottawa (Overbrook, Forbes, Manor Park, (Beaverbrook / South March) Viscount Alexander Park, Finter Quarries) K1L K2L K4L Ottawa Ottawa Not assigned (Vanier, McKay Lake (Katimavik-Hazeldean / Glen Cairn) area) K1M K2M K4M Ottawa Ottawa Ottawa (Rockcliffe Park / New Edinburgh) (Bridlewood) (Manotick) K1N K2N K4N Ottawa Not assigned Not assigned (Lower Town / Byward Market / Sandy Hill / University of Ottawa) K1P K2P K4P Ottawa Ottawa Ottawa (Parliament Hill) (Centretown) (Greely) K1R K2R Ottawa Ottawa (Dalhousie Ward) (Fallowfield Village / Cedarhill Estates / Orchard Estates) K1S K2S K4S Ottawa Ottawa Not assigned (The Glebe / Old Ottawa South / Old (Stittsville) Ottawa East / Carleton University / Dow's Lake area) K1T K2T K4T Ottawa Ottawa Not assigned (Blossom Park / Greenboro / Leitrim) (Marchwood) / Findlay Creek K1V K2V K4V Ottawa Ottawa Not assigned (Heron Gate / Heron Park / Riverside (Terry Fox / Palladium) Park / Hunt Club / Riverside South / YOW) K1W K2W K4W Ottawa Ottawa Not assigned (Chapel Hill South / Blackburn) (North March) K1X K2X K4X Ottawa Not assigned Not assigned South Gloucester K1Y K2Y K4Y Ottawa Not assigned Not assigned Civic Hospital / Island Park / Hintonburg / Mechanicsville / Champlain Park K1Z K2Z K4Z Ottawa Not assigned Not assigned (Westboro / Carlington) Rural[edit] K0A National Capital Region 1B0: Ashton 1L0: Carp 1T0: Dunrobin 1V0: Edwards 1X0: Fitzroy Harbour 2E0: Kars 2G0: Kenmore 2H0: Kinburn 2P0: Metcalfe 2T0: North Gower 2W0: Osgoode 2Y0: Ramsayville 2Z0: Richmond 3E0: Sarsfield 3H0: Vars 3J0: Vernon 3M0: Woodlawn 3P0: Munster.