The Wayback Times and Canadian Stamp News are good resources for Canadian events that might have postcard vendors. For USA shows check the Postcard History Magazine calendar.
Eastern Ontario Vintage Paper Show
August 29, 2026, 9am-3pm
Wall Street United Church
5 Wall Street, Brockville, K6V 4R8
Admission free, local parking.
More info here.
Old Book and Paper Show
Nov. 8th, 2026, TBC
Japanese Canadian Cultural Centre, 6 Sakura Way
Admission $12.00 cash. TTC accessible, free parking.
Info from: Antique Shows Canada
45th Annual TPC Show
Sun. February 21st, 2027, 10am-4pm
Japanese Canadian Cultural Centre
6 Sakura Way, Toronto, M3C 1Z5 (JCCC web-site)
Admission $10.00 cash. TPC members free.
Email: Show Chair Email
International Show Calendars
USA Shows from Postcard History Magazine
U.K. Shows from Postcard Traders Association