1. AT&T
44 Old Fort Ln, Dunbarton, NH 03046
Coordinate: 43.15442,-71.63843
Phone: (312) 614-1176
2. Dunbarton Telephone Co
2 Stark Hwy S, Dunbarton, NH 03046
Coordinate: 43.1025,-71.61666
Phone: (603) 774-9911
3. P Montgomery Inc
2 Stark Hwy S, Dunbarton, NH 03046
Coordinate: 43.1025,-71.61666
Phone: (603) 774-9941