the f operates at all times between 179 street in jamaica , queens and stillwell avenue in coney island , brooklyn , making all stops except for an express section in queens between forest hills - 71st avenue and 21st street - queensbridge . some trains terminate at church avenue or kings highway. two scheduled rush hour trips in the peak direction run express in brooklyn between jay street - metrotech and church avenue , making one stop in between at seventh avenue. this express service was introduced in september 2019. in brooklyn , local service is denoted as (f) in a circle shaped bullet while express service is donated as &lt;f&gt; in a diamond-shaped bullet.