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Cosby Heating and CoolingHVAC contractor in Mount Vernon, OH

Cosby Heating and Cooling is an HVAC contractor at 10 College St, Mt Vernon, OH 43050, ranked #1 of 84 HVAC contractors in Mount Vernon and rated 4.9 from 500 Google reviews. Open 24 hours a day, 7 days a week.

Mount Vernon, OHUpdated 0 paid placements in any rankingHow we rank

Call (740) 431-4230Website ↗

Key facts

Key facts about Cosby Heating and Cooling
Address10 College St, Mt Vernon, OH 43050, Mount Vernon, OHGet directions
Phone(740) 431-4230
Websitecosbyhc.com
HoursOpen 24 hours, 7 days a week
Google rating4.9 from 500 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Mount Vernon and 6 towns within 25 miles: Apple Valley, Sunbury, Granville, Mansfield, Newark and Ontario.

Based in Mount Vernon, OHView on map

Opening hours

Opening hours for Cosby Heating and Cooling
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

Cosby Heating and Cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Cosby Heating and Cooling (this business)—664.9 (500)—YesYes
Peterman Brothers Heating Cooling Plumbing#2654.7 (484)—YesYes2.8 mi
MAC Heating & Cooling#3624.8 (68)—YesYes3.6 mi

See all 84 ranked HVAC contractors in Mount Vernon

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.9from 500 Google reviews

Hired Cosby Heating and Cooling? Write a review

Questions about Cosby Heating and Cooling

How is Cosby Heating and Cooling ranked in Mount Vernon?

Cosby Heating and Cooling is ranked #1 of 84 HVAC contractors in Mount Vernon by CR Score, with 66 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 Cosby Heating and Cooling’s hours?

Cosby Heating and Cooling 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 Cosby Heating and Cooling serve?

Serves Mount Vernon and 6 towns within 25 miles: Apple Valley, Sunbury, Granville, Mansfield, Newark and Ontario. 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 Cosby Heating and Cooling?

Cosby Heating and Cooling has a rating of 4.9 from 500 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 Cosby Heating and Cooling?

Call Cosby Heating and Cooling on (740) 431-4230. The business is at 10 College St, Mt Vernon, OH 43050, Mount Vernon, OH. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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