Since 2011, One Call Heating and Cooling has been a premier HVAC contractor, dedicated to keeping McDonough, GA, comfortable through every season. Our expert team specializes in comprehensive heating and cooling solutions, from meticulous installations to swift and reliable repairs. Whether you need a new furnace, a complete AC replacement, or routine maintenance to ensure peak performance, we handle all your heating and air conditioning needs with professionalism and skill. We are your one-stop shop for everything HVAC, providing top-tier service to both residential and commercial clients. Let your comfort be our priority — contact us for reliable HVAC solutions.
Technicians are consistently described as professional, knowledgeable, and courteous, providing excellent customer service.
Timeliness
Many customers praised the prompt response times and punctuality of the technicians.
Honesty
Customers appreciated the honesty of the technicians, particularly in not overcharging for unnecessary repairs.
Quality of Work
The quality of service and repairs is frequently highlighted, with many customers expressing satisfaction with the effectiveness of the solutions provided.
Customer Support
The office staff is noted for being friendly and accommodating, contributing to a positive overall experience.
GG
George
Nov 12, 2025
5.0
I highly recommend this company! Ross and Derek came over on time and fixed the problem very quickly. Both we're very courteous and very honest! They didn't try to charge me for something that didn't need to be fixed! Very rare these days! Thanks guys! If i ever have a problem I will be calling you!
MW
Ms W
Oct 30, 2025
5.0
Excellent Service by Ross
Very Professional
RH
R & R Horizons
Oct 3, 2025
5.0
One Call Heating and Air was very productive and professional. The Tech, Ross, came and fixed my relay, Fan and thermostat. Was very knowledgeable about his work. Everything was done in a timely manner. I’m signing up for their preferred program and I encourage others to do the same. Thanks again One Call!!!
JR
j roberts
Aug 3, 2025
5.0
One Call Heating & Air came to my rescue for a rental property in a high rise. They did great work and fast, helping me keep a happy tenant. I highly recommend their services!
BB
Bruce Bentley
May 31, 2022
5.0
One Call is the best Heating & Cooling service for your home in the area. My technician was the best.
Frequently Asked Questions About One Call Heating and Cooling
What types of HVAC services does One Call Heating and Cooling provide?
They specialize in AC installation, repair, replacement, and maintenance, as well as furnace and heating services, including installation, repair, replacement, and maintenance. They also offer mini split and ductless system services.
What brands of HVAC equipment does One Call Heating and Cooling work with?
They work with Goodman, Daikin, Carrier, Trane, and American Standard brands.
What are the regular business hours for One Call Heating and Cooling?
They are open Monday through Friday from 8am to 6pm. They are closed on Saturdays and Sundays.
Is One Call Heating and Cooling available for on-call service during weekends?
Yes, they offer on-call service available from 8am to 6pm on Saturday and Sunday.
Which cities and counties does One Call Heating and Cooling serve?
They serve McDonough, Atlanta, Stockbridge, Fayetteville, Conyers, and Locust Grove cities, as well as Henry, Fayette, Rockdale, and Butts counties in Georgia.
What payment options are accepted by One Call Heating and Cooling?
They accept American Express, Cash, Check, Discover, Financing, MasterCard, Visa, and Zelle payments.
Are there any nearby parks or outdoor places customers can visit near One Call Heating and Cooling?
Yes, Alexander Park is a nearby park located close to the business where customers can enjoy recreational activities before or after visiting.
What nearby wellness or spa services are close to One Call Heating and Cooling?
Nearby wellness and spa options include Beyond Wellness, Southern Solace Skincare, R & R Massage, and Massage Solutions, offering massage therapy, skin care, and spa treatments customers might enjoy.
Are there any nearby mental health counseling centers near One Call Heating and Cooling?
Yes, nearby counseling options include New Beginnings, Crossway Counseling Center, and Elevated Mindset Counseling, providing mental health and life coaching services.
How can customers contact One Call Heating and Cooling for service inquiries?
Customers can contact them by phone at +1 678-759-2363 or email at mike@onecallheatcool.com, admin2@onecallheatcool.com, or service@onecallheatcool.com.