Town Hall Address 36 Bartlet Street Andover, MA 01810 United States- Essex County Website https://andoverma.gov/ Town Clerk 978-623-8230 https://andoverma.gov/329/Town-Clerks-Office United States Assessor 978-623-8930 https://andoverma.gov/193/Assessor Mon-Fri: 8:30 to 4:30 36 Bartlet Street Andover, United States Tax Collector 978-623-8906 Mon-Fri: 8:30 to 4:30 36 Bartlet Street Andover, United States Fire District 978-475-1281 United States Water 978-623-8906 United States Town Hall Hours Monday- Friday: 8:30 to 4:30 County Essex