Contact Us Today!

Count on Comfort Zone Heating & Air in Bismarck, Mandan & New Salem, North Dakota for all your heating and cooling needs. Our team understands that every HVAC installation or repair is unique. We provide custom systems for residential and commercial property owners in the Bismark area.

We offer a wide range of heating & air conditioning services, such as AC and furnace repairs and seasonal maintenance. Also, come to Comfort Zone Heating & Air for new water heater, boiler and AC installations.

Contact us now to book an appointment.

Phone: (701) 258-3946


Bismarck, North Dakota 58504


Mon – Fri: 8AM-5PM
Sat – Sun: CLOSED

Services Needed*:
Any Questions or Project Details?
Contact Comfort Zone Heating & Air
We Offer a 30-day warranty on any repair.
We honor manufacturer warranties.
Heating and Air, replacement or repair, Comfort Zone Heating and Air.