| Business | Phone |
| Alain Biron Electric & Alarms 39 Olde Mill Brook Rd, Dunbarton 3046 | (603) 774-7393 |
| Bernardi's Electrical Applctns 197 Grapevine Rd, Dunbarton 3046 | (603) 774-2109 |
| Dodd Electric 88 Twist Hill Rd, Dunbarton 3046 | (603) 774-2400 |
| K & T Electric 45 North Woods Rd, Dunbarton 3046 | (603) 774-6146 |
| Msi Electric Inc 2 Long Pond Rd, Dunbarton 3046 | (603) 774-5614 |