| Business | Phone |
| Brough's Plumbing & Heating 80 Baldwin St, Laconia 3246 | (603) 528-4483 |
| Canning Central Plumbing & Htg 56 Gilbert St, Laconia 3246 | (603) 527-6284 |
| Conservation Plumbing & Htg 1921 Parade Rd, Laconia 3246 | (603) 524-6514 |
| Don Morin & Assoc Inc 97 New Salem St, Laconia 3246 | (603) 524-6014 |
| Gouin & Sons 6 Winnisquam Ave, Laconia 3246 | (603) 528-9000 |
| J A Bisson Plumbing & Heating 116 Academy St # A, Laconia 3246 | (603) 524-4631 |
| Laflamme Plumbing & Heating 378 Hillcrest Dr, Laconia 3246 | (603) 524-1121 |
| Marcoux Plumbing & Heating Inc 30 Winter St, Laconia 3246 | (603) 524-3364 |
| Mr Rooter Laconia 3246 | (603) 524-8484 |
| Precision Mechanical Contrs 89 Union Ave, Laconia 3246 | (603) 524-2327 |
| R D Plumbing & Heating Inc 57 Pine Brook Ln, Laconia 3246 | (603) 528-1325 |