Government of Canada Ottawa and Gatineau offices, K1A

Ottawa (Riverview / Hawthorne), K1G

Ottawa (Alta Vista), K1H

Ottawa (Overbrook), K1K

Ottawa (Vanier), K1L

Ottawa (Rockcliffe Park / New Edinburgh), K1M

Ottawa (Lower Town / Sandy Hill / University of Ottawa), K1N

Ottawa (Parliament Hill), K1P

Ottawa (West Downtown area), K1R

Ottawa (The Glebe / Ottawa South / Ottawa East), K1S

Ottawa (Riverside Park / Hunt Club West / Riverside South / YOW), K1V

Ottawa West, K1Y

Ottawa (Westboro), K1Z

Ottawa (Highland Park / Carlingwood), K2A

Ottawa (Britannia / Pinecrest), K2B

Ottawa (Queensway / Copeland / Carlington / Carleton Heights), K2C

Ottawa (Centre Town), K2P