Toronto's First Post Office
260 Adelaide Street East
Toronto, ON M5A 1N1
M–F: 9:00 a.m. – 5:30 p.m.
Sat: 10:00 a.m. – 4:00 p.m.
Sun: 12:00 p.m. – 4:00 p.m.
Phone: (416) 865-1833
Email: info@tos1stpo.com
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Through its work the Society informs contemporary residents and visitors about the origins and early life of Toronto.