The Oxford University Transit buses began their summer routes Monday.

The Red and Blue bus lines will run every 30 minutes from 6 a.m. to 6:30 p.m. Monday through Friday and from 8 a.m. to 6:55 p.m. On Saturdays; however, buses run every hour.

The Green, Yellow and Yellow Express will run starting at 7 a.m. to 6:30 p.m. Monday through Friday. The Yellow Express will run every 20 minutes while the Green and Yellow routes will run every 30 minutes.

The Purple Line will run once every hour from 9 a.m. to 5 p.m. on Saturdays only.

The Grey Line will run every 30 minutes from 8 a.m. to 11:30 p.m. and 2 p.m. to 5:30 p.m. Monday through Friday.

The University of Mississippi’s park-and-ride routes — Gold, Brown, Orange, Lyceum and the Silver line — will not run during Summer Break.

OUT’s late night Safe Ride route has ended for the summer and will begin again Aug. 17.

All routes will return to their regular schedule on Aug. 14.