Regions of Canada
- Union Point
- Union Point
- Union Pond
- Union River
- Union Road
- Union Road
- Union Settlement
- Union Square
- Unionvale
- Unionville
- Unipouheos 121
- Unit Creek
- United Counties of Leeds and Grenville
- Comtés unis de Prescott et Russell
- United Counties of Stormont, Dundas and Glengarry
- United States Range
- Unit Lake
- Unit Lake
- Unit Lake
- Unit Rocks
- Unity
- Unity and District Regional Park
- Unity Peak
- University
- University Gardens
- University Heights
- University Heights
- University Heights
- University Hill
- University Lake
- University Lake
- University Park
- University Park East
- Unkak Cove
- Unknown Creek
- Unknown Creek
- Unknown Lake
- Unknown Lake
- Unknown Lake
- Unknown Lake
- Unknown Lake
- Unknown Pond
- Unknown Pond
- Unknown River
- Unktahee Lake
- Unlucky Lake
- Unna Lake
- Unnamed Indian Reserve 10
- Unnecessary Mountain
- Unnecessary Mountain
- Unngilitaittuq Bay
- Unngilitaittuq Inlet
- Unnuaq Mountain
- Uno
- Uno Lake
- Uno Park
- Unpukpulquatum Indian Reserve 8
- Unrow Lake
- Unruh Lake
- Unser Lake
- Unsworth Coulee
- Unsworth Point
- Unthank Cove
- Unuk Finger
- Unuk Lake
- Unuk River
- Ununtakameeiwin Narrows
- Unwin
- Unwin
- Unwin Creek
- Unwin Lake
- Unwin Lake
- Unwin Lake
- Unwin Lake
- Unwin Range
- Upana Lake
- Upana Mountain
- Upana River
- Updike Creek
- Updike Lake
- Upernavik Island
- Upham
- Upham
- Upham Brook
- Upham Lake
- Upham Lake
- Upham Mountain
- Uphill
- Uphill Lake
- Upimintenaw Creek
- Upinguvuluk Point
- Upirngivik Cove
- Upirngivik Island
- Upisasin Lake
- Upischipuskipatakoos Narrows
- Upises Lake
- Upishkutuian
- Upisk Lake
- Upistipaneus Narrows
- Upistomoosis Bay
- Upistutik Island
- Upland Lake
- Upland Lake
- Uplands
- Uplands
- Uplands
- Uplands Park
- Uplaqsiit Islands
- Uplasaatligaarjuk Inlet
- Upper
- Upper Adams River Park
- Upper Afton
- Upper Ahwhichaolto Creek
- Upper Algocen Lake
- Upper Amherst Cove
- Upper Andrew Lake
- Upper Andrews Lake
- Upper Arm
- Upper Arm of the Roost
- Upper Arrow Lake
- Upper Assiniboine Wildlife Management Area
- Upper Awada Lake
- Upper Back Cove
- Upper Badwater Lake
- Upper Bailey Brook
- Upper Baldrics Head
- Upper Barachois
- Upper Barachois Point
- Upper Barasway
- Upper Bar Harbour
- Upper Bark Lake
- Upper Barnaby
- Upper Barneys River
- Upper Basin A
- Upper Bass Lake
- Upper Bass River
- Upper Bauline
- Upper Bay Shoal
- Upper Beach Brook
- Upper Bear Pond
- Upper Beaver Harbour Lake
- Upper Beaver Lake
- Upper Beaver Lake
- Upper Beaver River
- Upper Bedford
- Upper Belemnite Lake
- Upper Belleisle
- Upper Belle Lake
- Upper Bertha Falls
- Upper Beverley Lake
- Upper Big Cove
- Upper Big Shoal
- Upper Big Tracadie
- Upper Bingle Lake
- Upper Black Bay
- Upper Black Island
- Upper Black Point Cove
- Upper Black Rattle
- Upper Blackville
- Upper Blackville Bridge
- Upper Blandford
- Upper Blue Lake
- Upper Bluesea Lake
- Upper Boleau Lake
- Upper Boom Lake
- Upper Boot Lake
- Upper Branch
- Upper Branch Lake
- Upper Break Ponds
- Upper Brockway
- Upper Brook
- Upper Brookfield
- Upper Brookside
- Upper Bryden Brook
- Upper Buctouche
- Upper Burgeo
- Upper Burlington
- Upper Burnside
- Upper Burnt Berry Pond
- Upper Burntbush Lake
- Upper Burnt Chute
- Upper Buse Lake
- Upper Butter Cove
- Upper Calf Island
- Upper Campbell Lake
- Upper Canada Bird Sanctuary
- Upper Canard
- Upper Canoose Flowage
- Upper Canyon
- Upper Canyon
- Upper Canyon
- Upper Canyon
- Upper Cape
- Upper Caplin Cove Point
- Upper Caribou Lake
- Upper Carney Rock
- Upper Carp Lake
- Upper Cartier Lake
- Upper Castle
- Upper Cat Cove Pond