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King Heating, Cooling & PlumbingHVAC contractor in Frankfort, IL

King Heating, Cooling & Plumbing is an HVAC contractor at 101 Ontario St, Frankfort, IL 60423, ranked #2 of 765 HVAC contractors in Frankfort and rated 4.8 from 1,060 Google reviews. Open 24 hours a day, 7 days a week.

Frankfort, ILUpdated 0 paid placements in any rankingHow we rank

Call (815) 781-2710Website ↗

Key facts

Key facts about King Heating, Cooling & Plumbing
Address101 Ontario St, Frankfort, IL 60423Get directions
Phone(815) 781-2710
Websitekingheating.com
HoursOpen 24 hours, 7 days a week
Google rating4.8 from 1,060 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Frankfort and 11 towns within 25 miles: Frankfort Square, Mokena, New Lenox, Tinley Park, Orland Hills, Matteson, Monee, Richton Park, Manhattan, Country Club Hills and Park Forest.

Based in Frankfort, ILView on map

Opening hours

Opening hours for King Heating, Cooling & Plumbing
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • 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

King Heating, Cooling & Plumbing compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
King Heating, Cooling & Plumbing (this business)—644.8 (1,060)—YesYes
TR Miller Heating, Cooling, Plumbing and Electrical#1644.9 (2,423)—YesYes5.3 mi
Air Source 1 Heating & Air Conditioning#3635.0 (664)—YesYes4.0 mi
Climate Control Systems#4634.9 (430)—YesYes0.9 mi

See all 765 ranked HVAC contractors in Frankfort

Reviews

ContractorsRanked reviews

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Google

4.8from 1,060 Google reviews

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Questions about King Heating, Cooling & Plumbing

How is King Heating, Cooling & Plumbing ranked in Frankfort?

King Heating, Cooling & Plumbing is ranked #2 of 765 HVAC contractors in Frankfort 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.

What are King Heating, Cooling & Plumbing’s hours?

King Heating, Cooling & Plumbing 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.

What areas does King Heating, Cooling & Plumbing serve?

Serves Frankfort and 11 towns within 25 miles: Frankfort Square, Mokena, New Lenox, Tinley Park, Orland Hills, Matteson, Monee, Richton Park, Manhattan, Country Club Hills and Park Forest. 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 King Heating, Cooling & Plumbing?

King Heating, Cooling & Plumbing has a rating of 4.8 from 1,060 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 King Heating, Cooling & Plumbing?

Call King Heating, Cooling & Plumbing on (815) 781-2710. The business is at 101 Ontario St, Frankfort, IL 60423. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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