| Business | Phone |
| Air Tech Comfort System Inc 1516 E North St, Crown Point 46307 | (219) 663-9778 |
| Roger T Barber 825 N Indiana Ave, Crown Point 46307 | (219) 661-2619 |
| Cline Heating & Supply Co 7515 Cline Ave, Crown Point 46307 | (219) 865-6500 |
| Community Heating & Cooling 13490 Georgia St, Crown Point 46307 | (219) 226-1371 |
| Crown Heating & Cooling Inc 1330 Arrowhead Ct, Crown Point 46307 | (219) 663-6855 |
| Full Service Heating & Cooling 3900 W 107th Pl, Crown Point 46307 | (219) 663-2000 |
| Heidbreder Developments 503 E Summit St, Crown Point 46307 | (219) 663-7992 |
| J & L Mechanical Svc Po Box 811, Crown Point 46308 | (219) 662-0324 |
| Kleine Heating & Cooling 621 E Goldsboro St, Crown Point 46307 | (219) 663-7014 |
| Loomis Heating & Air Cond Co 609 Merrillville Rd, Crown Point 46307 | (219) 663-0405 |
| Pilot Life Inc Crown Point 46307 | (219) 374-6501 |
| Pilot Lite Inc 1312 N Main St, Crown Point 46307 | (219) 663-6051 |
| Tru-Temp Heating & Cooling Inc 3828 Kingsway Dr, Crown Point 46307 | (219) 662-2525 |
| Westphal's Furnace & Sheet Mtl 1940 E North St, Crown Point 46307 | (219) 663-0053 |