- Town of Belchertown E.M.S. Emergency Medical Services Advanced Life Support Ambulance Service 9 East Walnut Street P.O. Box 1372 Belchertown, Massachusetts 01007 Providing Service to the residents of Belchertown since 1969 Updated 6-1-02 ...www.belchertown.org/Departments/Ambulance/ambuhome.htm