The Communities of
Ontario (ON)


A B C D E F G H I J K L M
N O P Q R S T U V W x Y Z
 

Notes: - Some communities no longer exist and have been marked with '(H)' to indicate that they are historic.
 
- When two (or more) communities share the same name, we give some kind of identifying location to help you pick.
 


OliverOsgoode
Osgoode Station
Oshawa
 Oshawa Harbour
O'Brien Mine Oshweken
O'Briens LandingOliver PaipoongeOsio
O'ConnellOlivers FerryOskondaga
 OlivetOsnabruck
O'ConnorOlrigOsnabruck Centre
 Osnaburgh Centre
OmaghOso
 OmbabikaOspringe
O'DellOmeedjilawh CampOsseo
O'DonnellOmemeeOssian
O'Donnell LandingOmemee WestOssossane
O'Grady SettlementOmpahOssossane Beach
O'Reilly's Bridge Ostersund
O'Sullivans CornersOnagonOstrander
 OnakawanaOstrom
Oak Acres Ostryhon Corners
Oak FlatsOnapingOswegatchie
Oak HeightsOswego Park
Oak Hill 
  Ottawa
Oak LakeOnaping
Onaping - Levack 
Onaping FallsOttawa
 Onarindale
Oak LeafOnghiara (H) 
Oak OrchardOnondagaOttawa
Oak RidgesOnslowOttawa East
Oak ValleyOnyotaskaOttawa South
Oakdale Ottawa West
Oakdene PointOpasatika 
OakgroveOpasquiaOtter
OakhillOpemican
Oakhill ForestOpemisha
 Opeongo
OaklandOphir
Opinicon 
OpsOtter Lake
  Otter Rapids
OakridgeOrange CornersOttercliffe
Oakridge AcresOrangevilleOtterdale
Oakridge ParkOranmoreOttermere
Oakview Beach Otterville
OakvilleOrchard 
 Ouellette
OakwoodOuimet
 Oungah
OrchardOuse
  Oustic
Oakwood CornersOrchard Beach 
OatlandOutlet
 
Oba 
ObanOrchard Grove 
 Orchard HeightsOutlet
Oconto Outlook
OctopusOrchard ParkOuvry
  
OdenaOverbrook
Odenback Overflow
OdessaOrchard Point 
 OrchardsideOwaissa
Off Lake CornerOrchardvilleOwakonze (H)
OffingtonOre ChimneyOwen Sound
OfurOrielOwenbrook
 Orient 
OgahallaOrient BayOxbow Park
OgakiOrilliaOxdrift
Ogden's BeachOrioleOxenden
OgemahOriole ParkwayOxford Centre
OgidakiOrkneyOxford Mills
OgokiOrkney BeachOxford Park
  Oxford Station
OhioOrlTansOxford Village
OhswekenOxgrove
 Oxley
Oil City Oxmead
Oil SpringsOrlandOxtongue Lake
 Orleans 
OjibwayOrmondOznaburg
Ojibway IslandOrmond BeachOzone
Ojibway Nation of SaugeenOrmsby 
 Ormsby Junction 
OlcottOro Beach 
Old CabbagetownOro Lea Beach 
Old CutOro Park 
Old FairfieldOro Station 
 Orono 
Old FortOrr Lake 
Orr's Lake 
Orrville 
 Orton 
Old Fort ErieOrwell 
Old Fort Henry  
Old Fort YorkOsaca 
Old GlenridgeOsandage 
Old KillaloeOsaquan 
Old MillOsawin 
Old Mine Centre  
Old Road CrossingOsborne 
Old Spring Bay 
Old Stittsville 
Old Thor Lake  
Old Woman's RiverOsborne Corners 
OldcastleOscar 
OldenOsceola 
Oldfield  
OlindaOsgoode 
Oliphant 
Olive