One Hour Air Conditioning & HeatingHVAC contractor in Jacksonville, FL

One Hour Air Conditioning & Heating is ranked #16 of 225 HVAC contractors in Jacksonville by CR Score, with 64 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

One Hour Air Conditioning & Heating is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves Jacksonville and 11 towns within 25 miles: St. Johns, Fruit Cove, Palm Valley, Orange Park, Ponte Vedra Beach, Fleming Island, Bellair-Meadowbrook Terrace, Jacksonville Beach, Lakeside, Neptune Beach and Green Cove Springs. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

One Hour Air Conditioning & Heating has a rating of 4.6 from 1,000 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call One Hour Air Conditioning & Heating on (904) 257-5070. The business is at 6316 Greenland Rd, Jacksonville, FL 32258. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.