Category:Cities in Ontario

• Former cities in Ontario‎ (12 C)

B

• Barrie, Ontario‎ (24 C, 90 F)
• Belleville, Ontario‎ (25 C, 74 F)
• Brant County, Ontario‎ (8 C, 16 F)
• Brantford, Ontario‎ (13 C, 27 F)
• Brockville, Ontario‎ (5 C, 1 P, 68 F)
• Burlington, Ontario‎ (27 C, 95 F)

C

• Cambridge, Ontario‎ (23 C, 37 F)
• Clarence-Rockland‎ (5 C, 3 F)
• Cornwall, Ontario‎ (6 C, 66 F)

D

• Dryden‎ (5 C, 29 F)

E

• Elliot Lake, Ontario‎ (7 C, 23 F)

G

• Greater Sudbury, Ontario‎ (22 C, 99 F)

H

• Haldimand County, Ontario‎ (8 C, 31 F)
• Hamilton, Ontario‎ (31 C, 3 P, 756 F)

K

• Kawartha Lakes‎ (16 C, 59 F)
• Kenora‎ (6 C, 97 F)
• Kingston, Ontario‎ (21 C, 1 P, 286 F)
• Kitchener, Ontario‎ (25 C, 58 F)

L

• London, Ontario‎ (30 C, 126 F)

M

• Markham‎ (25 C, 32 F)
• Mississauga‎ (29 C, 76 F)

N

• Niagara Falls, Ontario‎ (29 C, 1207 F)
• Norfolk County, Ontario‎ (9 C, 41 F)
• North Bay, Ontario‎ (11 C, 43 F)

O

• Orillia‎ (15 C, 32 F)
• Oshawa‎ (28 C, 40 F)
• Ottawa‎ (24 C, 1 P, 1084 F)
• Owen Sound, Ontario‎ (15 C, 76 F)

P

• Pembroke, Ontario‎ (5 C, 16 F)
• Peterborough, Ontario‎ (20 C, 189 F)
• Pickering, Ontario‎ (23 C, 30 F)
• Port Colborne, Ontario‎ (6 C, 22 F)
• Prince Edward County, Ontario‎ (20 C, 105 F)

Q

• Quinte West‎ (17 C, 59 F)

S

• Sarnia, Ontario‎ (10 C, 21 F)
• Sault Ste. Marie, Ontario‎ (22 C, 17 F)
• St. Catharines, Ontario‎ (26 C, 52 F)
• St. Thomas, Ontario‎ (12 C, 18 F)
• Stratford, Ontario‎ (16 C, 1 P, 50 F)

T

• Temiskaming Shores‎ (9 C, 13 F)
• Thorold‎ (6 C, 27 F)
• Thunder Bay, Ontario‎ (26 C, 1 P, 298 F)
• Timmins, Ontario‎ (18 C, 53 F)
• Toronto‎ (46 C, 1 P, 4892 F)

V

• Vaughan‎ (32 C, 31 F)

W

• Waterloo, Ontario‎ (22 C, 1 P, 431 F)
• Welland, Ontario‎ (10 C, 1 P, 17 F)
• Windsor, Ontario‎ (14 C, 1 P, 55 F)
• Woodstock, Ontario‎ (14 C, 15 F)