Memorial Day, observed each year on the last Monday of May, honors the men and women who died while in the military service. In observance of the holiday, many people visit cemeteries and memorials and honor those who paid the ultimate sacrifice for our country.

While the day’s meaning is somber, the day has also become the unofficial start of summer, meaning many people get together for barbecues and pool parties. As a federal holiday, there are numerous closings that could impact your day.

Here’s a look at what’s open and what’s closed on Memorial Day:

Federal offices – Closed

State offices – Closed

Municipal offices – Closed

U.S. Post Office – Closed, mail won’t run

Banks – Closed

Financial markets – NYSE, NASDAQ closed

Trash pick-up – Trash pick-up is typically delayed. Check with your local providers.

Restaurants – Most are open but can have holiday hours, so check ahead.

Grocery stores – Most are open but hours can be different so check ahead.

Here are a look at some hours for popular stores:

• Aldi – 9 a.m. – 6 p.m.; varies by store
• Bass Pro Shops – 10 a.m. – 8 p.m.; varies by store
• Best Buy – 10 a.m. – 8 p.m.; varies by store
• Big Lots – 9 a.m. – 9 p.m.
• Chick-fil-A – Varies by location
• Costco – Closed
• CVS – Varies by state, pharmacy hours can be different
• Dick’s Sporting Goods – 9 a.m. – 9 p.m.
• Dollar Tree – 8 a.m. – 10 p.m.; varies by store
• Dunkin’ – Varies by location
• Hobby Lobby – 9 a.m. – 5:30 p.m.
• Home Depot – 6 a.m. – 10 p.m.; varies by store
• Kohl’s – 9 a.m. – 9 p.m.; varies by store
• Lowe’s – 6 a.m. – 10 p.m.
• Marshalls – 9:30 a.m. – 9:30 p.m.
• McDonald’s – Varies by location
• Petco – 9 a.m. – 8 p.m.; varies by store
• PetSmart – 9 a.m. – 9 p.m.
• Publix – 7 a.m.-10 p.m.; pharmacy closed
• Rite Aid – 8 a.m. – 10 p.m.; varies by store
• Starbucks – Varies by location
• Target – 8 a.m. – 10 p.m.; varies by store
• T.J. Maxx – 9:30 a.m – 9:30 p.m.; varies by store
• Trader Joe’s – 8 a.m. – 9 p.m.
• Ulta Beauty – 10 a.m. – 8 p.m.
• Walgreens – 8 a.m. – 10 p.m.; varies by store
• Walmart – 6 a.m. – 11 p.m.
• Whole Foods Market – 8 a.m. – 9 p.m.