Martin Luther King Jr. Day, a federal holiday, will be observed Monday, Jan. 20. A list of what is open or closed, operating or shut follows:

Retail stores: Most open

Lee Premium Outlets: Open 10 a.m. to 6 p.m.

Liquor stores: Most open

City, state and federal offices: Closed

Banks: Closed

Post offices: Closed

Libraries: Closed

Berkshire Community College: Closed

Berkshire Museum: Open 10 a.m. to 5 p.m.