About Us

About One Call Heating & Cooling

Weather in Georgia has been a bit unpredictable in recent years, but at least you can always count on the heating and cooling services you get from One Call Heating & Cooling. It doesn’t matter if you need repairs or maintenance on a weekday or the weekend or if you need a new installation at a residential or commercial location, contact us today for a free consultation or emergency service.

HVAC Services You Can Rely On

When you need quality heating and air in McDonough, GA and the surrounding areas, you can count on One Call Heating & Cooling to get the job done right. We’re a full-service HVAC company, which means you can rely on us for maintenance, repairs, installations, and replacements when you need them. We provide unparalleled customer service, and we offer emergency HVAC services to ensure you’re always safe and comfortable in your home no matter the weather.


One Call Heating & Cooling has over 90 years of experience providing both residential and commercial HVAC services so you can feel confident knowing your HVAC system is in the right hands. Whether you need an annual inspection to check in on your HVAC system or you need a full replacement, we’ve got you covered. Contact us today to learn more about our HVAC services or to schedule an appointment with us.

One Call Heating & Cooling LLC provides commercial and residential heating, cooling, and air purification to the McDonough, GA, area.

Year Established

  • 2011


  • Heating
  • Cooling
  • Air Purification


  • HVAC Maintenance Agreements


  • Better Business Bureau
  • Henry County Chamber of Commerce


  • English

Business Hours

  • Mon – Fri     8:00 am – 6:00 pm
  • On-Call Service Available From 8am-6pm on Saturday and Sunday

Payment Types

  • American Express
  • Cash
  • Check
  • Discover
  • MasterCard
  • Visa


  • Amana
  • American Standard
  • Bryant
  • Carrier
  • Goodman
  • Lennox
  • Rheem
  • Rudd
  • Trane
  • York