| Business | Phone |
| Ouellette & Wheeler Heating 134 Lunenburg St, Fitchburg 1420 | (978) 345-7845 |
| After Hours Heating & Air Cond 154 Williams Rd, Fitchburg 1420 | (978) 343-6352 |
| Family Heating 32 Read St, Fitchburg 1420 | (978) 343-6958 |
| Fitchburg Heating & Ac Co 216 Water St, Fitchburg 1420 | (978) 345-4444 |