The following American Red Cross blood drives are open to the public:

Wednesday

Noon to 5 p.m., Community Center, South Portland

Noon to 6 p.m., Community Center, Freeport

1 to 6 p.m., First Parish Congregational Church, Yarmouth

Thursday

10 a.m. to 4 p.m., University of Southern Maine, Gorham

11 a.m. to 4 p.m., University of Southern Maine, Portland

Friday

7:30 a.m. to 1:30 p.m., Southern Maine Medical Center, Biddeford

Saturday

9 a.m. to 2 p.m., Cabela’s, Scarborough

Sept. 10

9 a.m. to 2 p.m., Martin’s Point, Portland

1 to 6 p.m., Knights of Columbus Hall, Lewiston

1 to 6 p.m., Saint Martha’s Church, Kennebunk

The Portland Donor Center, 524 Forest Ave., is open noon to 7 p.m. on Tuesdays, Wednesdays and Thursdays; 7 a.m. to 2 p.m. Fridays; and 8 a.m. to 2 p.m. on the first and third Saturdays of each month.

Central Maine Medical Center in Lewiston is open noon to 7 p.m. Tuesdays, Wednesdays and Thursdays and 8 a.m. to 2:30 p.m. Fridays.

Platelet donors also are needed. Donations by appointment. For information, call 775-2367 or 1-800-482-0743.