Cities
- Dacre ON
- Dagmar ON
- Dale ON
- Dalhousie Lake ON
- Dalhousie Mills ON
- Dalkeith ON
- Dalmeny ON
- Dalrymple ON
- Dalston ON
- Dalton Mills ON
- Dalton ON
- Damascus ON
- Darling Road ON
- Dashwood ON
- Davis Inlet NL
- Dawn Mills ON
- Daytonia Beach ON
- De Grassi Point ON
- Dealtown ON
- Deanlea Beach ON
- DeCew Falls ON
- Decewsville ON
- Dee Bank ON
- Deemerton ON
- Deep Bay ON
- Deer Bay ON
- Deerbrook ON
- Deerhurst ON
- Dejong ON
- Delaware ON
- Delaware West ON
- Delburne AB
- Delhi ON
- Delia AB
- Delisle s Corners ON
- Delmer ON
- Deloro ON
- Delta ON
- Deltor ON
- Demorestville ON
- Denbigh ON
- Denfield ON
- Depot Harbour ON
- Dereham Centre ON
- Derry West ON
- Derrynane ON
- Derryville ON
- Derwent ON
- Des Joachims ON
- Desboro ON
- Detlor ON
- Deux Rivieres ON
- Devil Lake ON
- Devizes ON
- Dewitt s Corners ON
- Dexter ON
- Dillon ON
- Dixon ON
- Dixon s Corners ON
- Dobbinton ON
- Dogs Nest ON
- Dominionville ON
- Domville ON
- Donaldson ON
- Dongola ON
- Donnybrook ON
- Doon ON
- Dorchester ON
- Dorking ON
- Dorland ON
- Dornoch ON
- Dorset ON
- Douglas ON
- Douglastown ON
- Douro ON
- Douro-Dummer ON
- Dover Centre ON
- Downeys ON
- Downeyville ON
- Downie ON
- Dracon ON
- Drayton ON
- Drayton Valley AB
- Drew ON
- Drinnan AB
- Dromore ON
- Drumbo ON
- Drummond Centre ON
- Drummond ON
- Drummondville QC
- Drysdale ON
- Duart ON
- Dublin ON
- Dudley ON
- Duff Corners ON
- Dufferin Bridge ON
- Dufferin Parish NB
- Duffs Corners ON
- Duhamel QC
- Dummer Lake ON
- Dummer Twp ON
- Dunbar ON
- Dunboyne ON
- Duncan ON
- Dunchurch ON
- Duncrief ON
- Dundalk ON
- Dundas ON
- Dundee QC
- Dundela ON
- Dundonald ON
- Dunedin ON
- Dungannon ON
- Dunkeld ON
- Dunkerron ON
- Dunlop ON
- Dunnette Landing ON
- Dunnville ON
- Dunsford ON
- Duntroon ON
- Dunvegan ON
- Dunwich ON
- Durham ON
- Dutch Line ON
- Duthill ON
- Dutton ON
- Duttona Beach ON
- Dwight ON
- Dyer Bay ON
- Dyer ON
- Dyer s Bay ON
- Dysart Dudley Harcourt and Others ON