1. Henniker Sewer & Drain
133 Buxton Industrial Dr, Henniker, NH 03242
Coordinate: 43.18011,-71.77371
Phone: (603) 428-8467
2. American Guardian Septic Services
78 Depot Hill Rd, Henniker, NH 03242
Coordinate: 43.17365,-71.8221
Phone: (603) 428-8033
3. New London Septic Svc
Henniker, NH 03242
Phone: (603) 526-4163