Post office locations in 33440
| Post Office | Address | Phone | Hours |
| CLEWISTON | 400 S BERNER RD CLEWISTON, FL 33440 - 9998 | 863-983-8570 | Mon-Fri 8:30am - 4:00pm Sat 9:00am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| CLEWISTON | 400 S BERNER RD CLEWISTON, FL 33440 - 9998 | 863-983-8570 | Mon-Fri 8:30am - 4:00pm Sat 9:00am - 12:00pm Sun Closed |