| Business | Phone |
| Ajm Heating Co Upper Darby 19082 | (610) 789-6243 |
| C & A Heating & Cooling 2 N Keystone Ave, Upper Darby 19082 | (610) 352-7792 |
| Joseph Hargest 8908 W Chester Pike, Upper Darby 19082 | (610) 449-2888 |
| Hi Tek Ac Refrigeration & Htg 7131 Marshall Rd, Upper Darby 19082 | (610) 352-0896 |
| Jam Air 252 Westpark Dr, Upper Darby 19082 | (610) 394-2100 |
| Meenan Upper Darby 19082 | (610) 789-4200 |
| Nichols Plumbing& Heating Syst Park Ave, Upper Darby 19082 | (610) 353-0915 |
| R E Michel Co 2250 Manor Ave, Upper Darby 19082 | (610) 853-4570 |