Mendon does not have its own post office. Most addresses in Mendon are delivered through the Rutland Post Office (05701). A few addresses are delivered through the Killington Post Office (05751) The Rutland City Post Office is located at 173 West St. Rutland, VT 05701-9990 Phone:(802)-773-0301 and the Killington Post Office is located at 2046 US Route 4 Killington, VT 05751 Phone: (802)-775-4247. There is also a post office located at 86 Woodstock Avenue Rutland, VT inside the Circle K Gas Station Phone: (802) 775-1459.

You can also buy a mailbox at The UPS Store 188 Shopping Plaza Rd
Rutland, VT 05701 Phone: (802) 773-7410