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Calendar of Events

Your guide to what’s happening at OCC

13 - 24 of 100 events
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Event date

September 2 to 3
The Materials Show 2026
Exhibit Halls D-E
September 11 to 13
Rose City Comic Con 2026
Exhibit Halls A-A1-B-C-D-E
September 17 to 19
American Animal Hospital Association - AAHA CON 2026
Ballroom 201-202-203-204
September 17
Spectrum 2026
Exhibit Hall D
September 19
LIFE SURGE PORTLAND
Exhibit Halls C-D
September 22 to 23
2026 OHCA Annual Convention
Exhibit Hall D
September 22 to 24
2026 Trees and Utilities
Exhibit Halls A1-B
September 22 to 30
Volunteer Orientation for Northwest Public Employees Diversity Conference
Room D137-138-139
September 28 to October 1
Association of Zoos and Aquariums (AZA) 2026 Annual Conference
Pre-Function Lobby C
September 28 to 29
Housing Oregon’s 2026 Industry Support Conference & Gala
Exhibit Hall E
October 2 to 3
Portland Marathon Packet Pickup 2026
Exhibit Hall D
October 3 to 9
PATCON26
Exhibit Hall A