73-122nd Ave
Line 73-122nd Ave runs between Parkrose/Sumner Transit Center and SE 94th & Foster.
This bus line runs every 15 minutes or less most of the day, every day. More frequent service lines
Line 73 Route Map
Line 73 Schedules
Monday—Friday
Effective Jan. 19, 2026 On Monday, January 19, buses and MAX will operate on Sunday schedules in observance of Martin Luther King Jr. Day. If your bus line does not run on Sundays, it will not be in service. WES Commuter Rail and Portland Aerial Tram will not be in service. TriMet Customer Support Center at Pioneer Courthouse Square and TriMet Customer Service will be closed. For more info, see: trimet.org/holidays More