Route:
421 Marysville - Seattle
- Choose your direction:
- to Marysville
- to Seattle 4th Ave
421 to Marysville
- Stewart St & 9th Ave
- Stewart St & 7th Ave
- Stewart St & 4th Ave
- 2nd Ave & Stewart St
- 2nd Ave & Seneca St
- 2nd Ave & Cherry St
- Terrace St & 5th Ave
- approaching
- 5th Ave & James St
- Lynnwood Transit Center Bay A2
- 10th St & Ash Ave
- Marysville Ash Ave Park & Ride Bay 1
- Marysville at Cedar and Grove Park & Ride Bay 4
421 to Seattle 4th Ave
No scheduled service for the 421 to Seattle 4th Ave at this time.
- Marysville at Cedar and Grove Park & Ride Bay 2
- 10th St & Ash Ave
- Marysville Ash Ave Park & Ride Bay 1
- 4th St & Beach Ave
- I-5 & Marine Dr NE Flyer Stop
- Lynnwood Transit Center Bay D4
- 5th Ave & Jefferson St
- 4th Ave S & S Washington St
- 4th Ave & Cherry St
- 4th Ave & Seneca St
- 4th Ave & Pike St
- Olive Way & 6th Ave
- Olive Way & Terry Ave