The New York City Subway's 7 train is unique because it operates as both a local and an express service depending on the time of day and the direction of travel. The standard 7 (Circular icon) is the local service, making every stop between Main Street-Flushing in Queens and 34th Street-Hudson Yards in Manhattan. The <7> (Diamond icon) represents the express service, which skips several stations in Queens to speed up the commute during peak hours. On weekdays, the express runs toward Manhattan in the morning (roughly 6:30 AM to 10:00 AM) and toward Flushing in the afternoon and evening (roughly 3:00 PM to 10:00 PM). This is made possible by a rare three-track system where the middle track is dedicated to the peak-direction express. On weekends and late at night, the 7 typically operates as local-only in both directions. Understanding the difference is crucial for commuters, as the express can shave significant time off a trip from deep Queens, but accidentally boarding it can mean zooming past your intended local destination in Long Island City or Sunnyside.