Lamar Post Office
300 S 5th St, Lamar, CO 81052
Retail Hours
| Sunday | Closed |
| Monday | 7:45 AM - 5:00 PM |
| Tuesday | 7:45 AM - 5:00 PM |
| Wednesday | 7:45 AM - 5:00 PM |
| Thursday | 7:45 AM - 5:00 PM |
| Friday | 7:45 AM - 5:00 PM |
| Saturday | 11:00 AM - 1:00 PM |
Contact Info
| Phone | 719-336-8756 |
| Fax | 719-336-2730 |
| TTY | 877-889-2457 |
| Toll Free | 1-800-275-8777 (1-800-Ask-USPS®) |
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