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Gilliam's Heating & CoolingHVAC contractor in Kingsport, TN

Gilliam's Heating & Cooling is an HVAC contractor at 2013 US-23 S, Weber City, VA 24290, ranked #5 of 99 HVAC contractors in Kingsport and rated 4.7 from 77 Google reviews. Open 24 hours a day, 7 days a week.

Kingsport, TNUpdated 0 paid placements in any rankingHow we rank

Call (423) 323-4700Website ↗

Key facts

Key facts about Gilliam's Heating & Cooling
Address2013 US-23 S, Weber City, VA 24290, Kingsport, TNGet directions
Phone(423) 323-4700
Websitegilliamsheatingandcooling.com
HoursOpen 24 hours, 7 days a week
Google rating4.7 from 77 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Kingsport and 7 towns within 25 miles: Bloomingdale, Mount Carmel, Colonial Heights, Church Hill, Bristol, Jonesborough and Johnson City.

Based in Kingsport, TNView on map

Opening hours

Opening hours for Gilliam's Heating & 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

Gilliam's Heating & Cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Gilliam's Heating & Cooling (this business)—614.7 (77)—YesYes
AAA-1 Heating & Cooling#3644.7 (434)—YesYes11.9 mi
Tri-City Air Conditioning Co#4624.8 (1,182)—YesYes15.1 mi
Phil's Heating and Air#6614.9 (558)—NoNo14.8 mi

See all 99 ranked HVAC contractors in Kingsport

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.7from 77 Google reviews

Hired Gilliam's Heating & Cooling? Write a review

Questions about Gilliam's Heating & Cooling

How is Gilliam's Heating & Cooling ranked in Kingsport?

Gilliam's Heating & Cooling is ranked #5 of 99 HVAC contractors in Kingsport by CR Score, with 61 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 Gilliam's Heating & Cooling’s hours?

Gilliam's Heating & 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 Gilliam's Heating & Cooling serve?

Serves Kingsport and 7 towns within 25 miles: Bloomingdale, Mount Carmel, Colonial Heights, Church Hill, Bristol, Jonesborough and Johnson City. 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 Gilliam's Heating & Cooling?

Gilliam's Heating & Cooling has a rating of 4.7 from 77 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 Gilliam's Heating & Cooling?

Call Gilliam's Heating & Cooling on (423) 323-4700. The business is at 2013 US-23 S, Weber City, VA 24290, Kingsport, TN. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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