Walkerton, Ontario
Knox Presbyterian Church

Wallaceburg, Ontario
Knox Presbyterian Church

Walpole, Ontario
Chalmers Presbyterian Church

Warkworth, Ontario
St. Andrew's Presbyterian Church

Warwick, Ontario
Knox Presbyterian Church

Waterdown, Ontario
Knox Presbyterian Church

Waterloo, Ontario
Knox Presbyterian Church

Watford, Ontario
St. Andrew's Presbyterian Church

Welland, Ontario
Crowland Presbyterian Church
St. Andrew's Presbyterian Church

Wellandport, Ontario
Wellandport Presbyterian Church

Wellwood, Manitoba
Zion Presbyterian Church
(See Carberry, Manitoba: Knox-Zion Presbyterian Church)

West Flamborough, Ontario
West Flamborough Presbyterian Church

West Gwillimbury, Ontario
West Gwillimbury Presbyterian Church

West Hill, Ontario
Melville Presbyterian Church
(See Toronto, Ontario: Melville Presbyterian Church)

West Lorne, Ontario
Knox Presbyterian Church
(See Crinan, Ontario: Argyle Presbyterian Church)

Weston, Ontario
St. Andrew's Humber Heights Presbyterian Church
(See Toronto, Ontario: St. Andrew's Humber Heights Presbyterian Church)
Weston Presbyterian Church
(See Toronto, Ontario: Weston Presbyterian Church)

Westwood, Ontario
Francis-Andrew's Presbyterian Church
(See Norwood, Ontario: St. Andrew’s Presbyterian Church)

Whitechurch, Ontario
Langside Presbyterian Church

Wiarton, Ontario
St. Paul's Presbyterian Church

Wilton, Ontario
Wilton Presbyterian Church

Winchester, Ontario
St. Paul's Presbyterian Church

Windsor, Ontario
Knox Presbyterian Church
St. Andrew's Presbyterian Church

Wingham, Ontario
St. Andrew's Presbyterian Church

Winnipeg, Manitoba
Kildonan Presbyterian Church
St. James Presbyterian Church

Winslow, Quebec
St. John's Presbyterian Church

Woodstock, Ontario
Knox Presbyterian Church

Woodstock, New Brunswick
St. Paul's Presbyterian Church

Woodville, Ontario
Woodville Community Presbyterian Church

Wyoming, Ontario
St. Andrew's Presbyterian Church