Post office locations in 29928
| Post Office | Address | Phone | Hours |
| HARBOURTOWN | 71 LIGHTHOUSE RD STE 1 HILTON HEAD ISLAND, SC 29928 - 7227 | 843-671-2002 | Mon-Fri 09:30 AM - 12:30 PM Sat-Sun Closed |
| HILTON HEAD ISLAND | 10 BOW CIR HILTON HEAD ISLAND, SC 29928 - 9998 | 843-785-7002 | Mon-Fri 08:00 AM - 05:00 PM Sat 09:00 AM - 12:00 PM Sun Closed |