Post office locations in 21722
| Post Office | Address | Phone | Hours |
| CLEAR SPRING | 21 MULBERRY ST CLEAR SPRING, MD 21722 - 9998 | 301-842-2381 | Mon-Fri 8:30am - 4:30pm Sat 8:30am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| CLEAR SPRING | 21 MULBERRY ST CLEAR SPRING, MD 21722 - 9998 | 301-842-2381 | Mon-Fri 8:30am - 4:30pm Sat 8:30am - 12:00pm Sun Closed |