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 08:30 AM - 04:30 PM Sat 08:30 AM - 12:00 PM Sun Closed |
| Post Office | Address | Phone | Hours |
| CLEAR SPRING | 21 MULBERRY ST CLEAR SPRING, MD 21722 - 9998 | 301-842-2381 | Mon-Fri 08:30 AM - 04:30 PM Sat 08:30 AM - 12:00 PM Sun Closed |