Post office locations in 49880
| Post Office | Address | Phone | Hours |
| ROCK | 3980 W MAPLE RIDGE 37TH RD ROCK, MI 49880 - 9474 | 906-356-6317 | Mon-Fri 07:30 AM - 12:30 PM 01:00 PM - 02:00 PM Sat 08:00 AM - 10:00 AM Sun Closed |
| Post Office | Address | Phone | Hours |
| ROCK | 3980 W MAPLE RIDGE 37TH RD ROCK, MI 49880 - 9474 | 906-356-6317 | Mon-Fri 07:30 AM - 12:30 PM 01:00 PM - 02:00 PM Sat 08:00 AM - 10:00 AM Sun Closed |