Town Hall Address 8 Water St Warren, NH 03279 United States- Grafton County Website http://www.warren-nh.com/ Town Clerk (603) 764-7705 http://www.warren-nh.com/town-clerk/ warrentownclerk@gmail.com Wed 4 P.M. - 7 P.M.; Fri 12:00 P.M. - 3:00 P.M. P.O. Box 40 Warren, NH 03279 United States Tax Collector (603) 764-7705 tax@warren-nh.com 4:00 PM to 6:00 PM Thursday 9:00 AM to 10:30 AM Saturday P.O. Box 66 Warren, NH 03279 United States Assessor http://data.avitarassociates.com/logon.aspx?ReturnUrl=/ United States Fire District (603) 764-5248 P.O. Box 40 Warren, NH 03279 United States Town Hall Hours Mon - Wed 9:00 A.M. - 12 P.M., or by appt. County Grafton