Post Offices in Amherst, NH USPS - United States Post Office - Amherst199 State Route 101 Unit 4DAmherst, NH, 030318002758777Granite Lamp PostMail Shipping ServicesPost OfficePost OfficesUnited States Post OfficeUs Post OfficeUsps United States Post Office Nh Main Office US Post Office199 State Route 101 Unit 4DAmherst, NH, 030318002758777American Legion Templeton Post No 373United States Post OfficeUsps United States Post Office Harwood Station Show More