MTA on Instagram: "REMINDER: Starting this Monday, December 8, at 6 a.m., F and M trains will permanently swap routes between Manhattan and Queens on weekdays, affecting eight stations. There will be no change from current service late evenings, nights, and weekends. On weekdays, F trains will stop at Queens Plaza, Court Sq-23 St, Lexington Av/53 St, and 5 Av/53 St. M trains will stop at 21 St-Queensbridge, Roosevelt Island, Lexington Av/63 St, and 57 St. This permanent service change is intende