| Business | Phone |
| Air Comfort Specialists Inc Leesburg 20176 | (703) 771-9481 |
| O'Toole's Heating & Air Cond 311 Nansemond St Se, Leesburg 20175 | (703) 771-8774 |
| American Air Cond & Heating Leesburg 20175 | (703) 777-8690 |
| Valentine Hvac 19000 Shelburne Glebe Rd, Leesburg 20175 | (703) 824-1700 |
| D & D Air Cond & Heating Leesburg 20176 | (703) 779-8007 |
| Southern Air-Temp 406 Harrison St Se, Leesburg 20175 | (703) 777-6388 |
| H & F Svc Leesburg 20175 | (703) 777-6164 |
| Harry E Householder Leesburg 20176 | (703) 777-5898 |
| R A Dobson Inc Leesburg 20175 | (703) 777-8705 |
| Parrish Services Leesburg 20176 | (703) 771-4190 |
| Leesburg Heating & Ac 104 Oak View Dr Se, Leesburg 20175 | (703) 779-2616 |
| Loudoun Refrigeration Inc 645 Burnside Ter Se, Leesburg 20175 | (703) 777-9446 |
| M E Flow Air Cond & Htg Inc 12 Cardinal Park Dr Se # 107, Leesburg 20175 | (703) 777-2311 |
| M E Flow Air Cond & Htg Inc 12 Cardinal Park Dr Se 107, Leesburg 20175 | (703) 689-1700 |