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Tri-State Mechanical Services, Inc.HVAC contractor in St. Louis, MO

Tri-State Mechanical Services, Inc. is an HVAC contractor at 2338 N Lindbergh Blvd, St. Louis, MO 63114, rated 4.5 from 74 Google reviews. Open 24 hours a day, 7 days a week.

St. Louis, MO0 paid placements in any rankingHow we rank

Call (314) 423-5555Website ↗

Key facts

Key facts about Tri-State Mechanical Services, Inc.
Address2338 N Lindbergh Blvd, St. Louis, MO 63114Get directions
Phone(314) 423-5555
Websitetristate-stl.com
HoursOpen 24 hours, 7 days a week
Google rating4.5 from 74 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves St. Louis and 12 towns within 25 miles: Maryland Heights, Saint Ann, Overland, Creve Coeur, Olivette, Saint John, Saint Johns, Ladue, Bridgeton, Hazelwood, Berkeley and Ferguson.

Based in St. Louis, MOView on map

Opening hours

Opening hours for Tri-State Mechanical Services, Inc.
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.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.5from 74 Google reviews

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Questions about Tri-State Mechanical Services, Inc.

What are Tri-State Mechanical Services, Inc.’s hours?

Tri-State Mechanical Services, Inc. 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 Tri-State Mechanical Services, Inc. serve?

Serves St. Louis and 12 towns within 25 miles: Maryland Heights, Saint Ann, Overland, Creve Coeur, Olivette, Saint John, Saint Johns, Ladue, Bridgeton, Hazelwood, Berkeley and Ferguson. 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 Tri-State Mechanical Services, Inc.?

Tri-State Mechanical Services, Inc. has a rating of 4.5 from 74 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 Tri-State Mechanical Services, Inc.?

Call Tri-State Mechanical Services, Inc. on (314) 423-5555. The business is at 2338 N Lindbergh Blvd, St. Louis, MO 63114. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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