INDIANAPOLIS (AP) — The U.S. Postal Service says select post office retail operations throughout Indiana will open for four hours Sunday.

The offices to be open from 11 a.m. to 3 p.m. Sunday include five in St. Joseph and Elkhart counties:

• South Bend — 424 S. Michigan St., South Bend
• Edison Park — 2417 Edison Road, South Bend
• Chippewa — 4015 S. Main St., South Bend
• Mishawaka — 111 E. Third St., Mishawaka
• Elkhart — 601 S. Main St., Elkhart

During those hours, customers can walk in to mail items. The USPS is also delivering packages — but not standard mail — seven days a week until Christmas.