1. United States Postal Service
10383 Southern Maryland Blvd, Dunkirk, MD 20754
Coordinate: 38.72067,-76.66054
Phone: (800) 275-8777
2. The UPS Store
10816 Town Center Blvd, Dunkirk, MD 20754
Coordinate: 38.72435,-76.65807
Phone: (410) 286-3940
3. Mailbox Locks Change Dunkirk
10068 Southern Maryland Blvd, Dunkirk, MD 20754
Coordinate: 38.71544,-76.65957
Phone: (443) 964-1330