MLB · Event guide
Seattle Mariners vs Colorado Rockies
Seattle Mariners vs Colorado Rockies are scheduled to meet in MLB action on Sunday, September 20, 2026 at 3:10 PM ET. This page brings together the scheduled start time, available TV and official streaming information, plus related games.
Event details
Time, venue & broadcast
- Matchup
- Seattle Mariners vs Colorado Rockies
- League
- MLB
- Date
- Sunday, September 20, 2026
- Start time
- 3:10 PM Eastern Time
- Venue
- Coors Field
- TV channel
- Not currently listed
- Official streaming
- Not currently listed
Before you watch
Streaming, devices & access
Practical checks for the official broadcast.
Check your market
National and regional rights can change which channel or service carries the event.
Confirm device support
Official providers may support smart TVs, streaming devices, mobile apps and browsers.
Going in person?
Use the venue or organizer’s official site for tickets, entry rules and schedule changes.
Game-day answers
Seattle Mariners vs Colorado Rockies FAQ
Where can I watch Seattle Mariners vs Colorado Rockies?
An official TV or streaming provider is not currently included in the schedule data for Seattle Mariners vs Colorado Rockies. Check the league, event organizer or authorized broadcaster before the scheduled start.
How can I watch Seattle Mariners vs Colorado Rockies online?
No official streaming provider is currently listed. Check the event organizer or official rights holder for an updated online viewing option.
What channel is Seattle Mariners vs Colorado Rockies on?
A TV channel is not currently listed in the available schedule data.
What time does Seattle Mariners vs Colorado Rockies start?
Seattle Mariners vs Colorado Rockies is scheduled to start at 3:10 PM Eastern Time on Sunday, September 20, 2026.
Can I watch Seattle Mariners vs Colorado Rockies for free?
Free access depends on the official broadcaster, local market and any subscription or trial terms. OnDeck does not host or link to unauthorized streams.