Stonewall Post Office. Home/Post office/Stonewall Post Office. 6-333 Main St, Stonewall, MB R0C 2Z0 +12044675429 Contacts 6-333 Main St, Stonewall, MB R0C 2Z0 +12044675429 Send updates or Remove Description Features Map Reviews No reviews! ADD REVIEW Similar companies Post office Canada Post 5003 3 St, Donnelly, AB T0H 1G0 +17809252121 Post office Canada Post 238 NL-80, Heart's Delight, NL A0B 2A0 Post office Canada Post 231 1 St S, Wakaw, SK S0K 4P0 +13062335211 Post office Canada Post 401 Main St, Watrous, SK S0K 4T0 Categories Post office