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Hoock's Heating & CoolingHVAC contractor in O'Fallon, MO

Hoock's Heating & Cooling is an HVAC contractor at 4 Mulberry St, Foristell, MO 63348, ranked #3 of 293 HVAC contractors in O'Fallon and rated 5.0 from 768 Google reviews. Open 7 days a week.

O'Fallon, MOUpdated 0 paid placements in any rankingHow we rank

Call (636) 266-2187Website ↗

Key facts

Key facts about Hoock's Heating & Cooling
Address4 Mulberry St, Foristell, MO 63348, O'Fallon, MOGet directions
Phone(636) 266-2187
Websitehoocks.com
HoursMonday to Saturday: open 24 hours; Sunday: 7 AM – 12 PM
Google rating5.0 from 768 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves O'Fallon and 10 towns within 25 miles: Wentzville, Lake Saint Louis, Warrenton, Troy, Dardenne Prairie, Weldon Spring, Saint Peters, Washington, Wildwood and Chesterfield.

Based in O'Fallon, MOView on map

Opening hours

Opening hours for Hoock's Heating & Cooling
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
Sunday7 AM – 12 PM
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

Hoock's Heating & Cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Hoock's Heating & Cooling (this business)—655.0 (768)—YesYes
Jerry Kelly Heating & Air Conditioning#1664.9 (6,530)—YesYes19.0 mi
Stay Cool Climate Control#2665.0 (1,068)—YesYes14.0 mi
Hosack Plumbing, Heating & Cooling#4655.0 (696)—YesYes13.7 mi

See all 293 ranked HVAC contractors in O'Fallon

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 768 Google reviews

Hired Hoock's Heating & Cooling? Write a review

Questions about Hoock's Heating & Cooling

How is Hoock's Heating & Cooling ranked in O'Fallon?

Hoock's Heating & Cooling is ranked #3 of 293 HVAC contractors in O'Fallon by CR Score, with 65 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.

What are Hoock's Heating & Cooling’s hours?

Hoock's Heating & Cooling is open 7 days a week. Its listed hours are Monday to Saturday, open 24 hours; Sunday, 7 AM – 12 PM. On Saturdays it is open Open 24 hours, and on Sundays 7 AM to 12 PM. Hours come from the business listing; holiday hours may differ.

What areas does Hoock's Heating & Cooling serve?

Serves O'Fallon and 10 towns within 25 miles: Wentzville, Lake Saint Louis, Warrenton, Troy, Dardenne Prairie, Weldon Spring, Saint Peters, Washington, Wildwood and Chesterfield. 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.

What do Google reviews say about Hoock's Heating & Cooling?

Hoock's Heating & Cooling has a rating of 5.0 from 768 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.

How do I contact Hoock's Heating & Cooling?

Call Hoock's Heating & Cooling on (636) 266-2187. The business is at 4 Mulberry St, Foristell, MO 63348, O'Fallon, MO. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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