The opening round of the 126th US Open at Shinnecock Hills Golf Club in Southampton, New York, is scheduled with published groupings and tee times. Multiple outlets provide the same R1 schedule details, listing which players start together and the times they tee off for the first day of competition. The tee time information covers the full field for round one at the historic course, with each group assigned a specific start time. The coverage focuses on the logistics for the tournament’s first round rather than competition outcomes, as the US Open is set to begin at Shinnecock Hills. With the event’s schedule now available, players and viewers can confirm when each group plays and follow the day’s action from the start of play.