| Business | Phone |
| Albee Urethane Systems Billings 59101 | (406) 259-3203 |
| Barrett Concrete Cutting Billings 59101 | (406) 860-4767 |
| Billings Insulation Svc 534 Bonnie Ln, Billings 59101 | (406) 256-1956 |
| Unlimited Development Co 25 S 25th St, Billings 59101 | (406) 896-9484 |
| C C Insulation & Urethane Inc 1270 Lockwood Rd # 9, Billings 59101 | (406) 245-3636 |
| Comfort Plus Insulation 3649 Highway 312, Billings 59105 | (406) 252-1736 |
| Complete Insulation 3420 Pioneer Rd, Billings 59101 | (406) 245-1638 |
| Rudy's Insulation Svc Inc 3114 Cactus Dr, Billings 59102 | (406) 259-1688 |
| D's Insulation 2001 Dover Rd, Billings 59105 | (406) 252-6688 |