SEPTA Schedules for City, Red Arrow, and Frontier routes change on February 10th (CTD and Frontier), February 11th (RAD and routes that don't operate on Sundays), and February 16th (route 91). Schedules are being posted here. Among the changes are more frequent MFSE service (4 minutes til 9-9:30, and every 6 minutes during the midday) and a route extension to the Route G.