What's Open, Closed on Martin Luther King Jr. Day in Natick

Here's a quick list of what's open and closed on the holiday:

• Retail stores: Open.
• Supermarkets and liquor stores: Open.
• Convenience stores: Open. 
  
• Bars and restaurants: Open. 
• Stock market: Closed.
• Municipal offices: Closed.
• Banks: Closed.
• Libraries: Closed.
• Schools: Closed.
• Post office: Closed.
• MBTA: Operating on a Saturday schedule.