Ask about AC repair in Missouri City, TX, and the honest first question is which part of town you live in. A house in Quail Valley, built when the golf course was new, and a house in Sienna, built decades later, can fail in very different ways. Here is how to think about your system, and how one free call reaches a local company.
Houston Air & Heating only answers phones and passes calls along. Call (832) 662-4107 and an automated assistant asks what you need, then connects you with a Missouri City area HVAC company that is independent and locally owned. It does the inspection, the pricing and the repair, and you pay it, not the line.
Missouri City: a railroad land sale that became a city of 74,000
In 1890 two Houston investors bought land along the rail line and marketed it to buyers in St. Louis as "a land of genial sunshine and eternal summer." The name Missouri City followed in 1893. By the 1950s it was a bedroom community for people working in Houston, and in March 1956 residents incorporated, partly out of fear that Houston would annex them.
The city is mostly in Fort Bend County, with a small part in Harris County. It counted 74,259 people in the 2020 census, up from 67,358 in 2010. Unlike Houston, it has zoning. Its housing came in waves: Fondren Park near US 90A in the 1960s, Quail Valley starting in 1969, and newer planned sections such as Sienna later on.

Services Missouri City homes ask about
Most calls are AC repair for a system that runs and runs without cooling. Houses from the 1970s are prime candidates for AC installation and replacement, and the AC repair cost guide helps you judge a quote. For the cold snaps, furnace repair covers gas heat.

AC Repair in Houston
Warm air, a unit that hums but will not start, ice on the lines or a tripped breaker. How a careful diagnosis works in Houston heat and what to ask before you approve a repair.

AC Installation and Replacement
Why a load calculation matters more than the brand, what a complete replacement quote lists, and permits in Houston.

Furnace Repair
Gas furnace not lighting, short cycling or smelling hot on the first cold front. Gas and carbon monoxide safety first, then what a technician checks.

HVAC Tune-Up and Maintenance
How often to service an AC and furnace on the Gulf Coast, when to book it, and the filter and drain habits that matter most in humid heat.
Two kinds of Missouri City house
A rough guide only. Remodels and earlier replacements change the picture, so a technician needs to see your own equipment before drawing conclusions.
Quail Valley and the older streets
Quail Valley homes went up mostly between 1969 and the end of the 1970s. After roughly 50 Gulf Coast summers, most are well past their first air conditioner, and the ducts in the attic may never have been replaced. Ask whether the ducts were checked for leaks before anyone sizes new equipment, and whether the old system uses R-22.
Sienna and the newer sections
Newer houses are usually tighter and larger, often with a second system upstairs. The common complaint is a house that cools fast but feels damp, which can point to a system too big to run long enough to pull moisture out. Ask about airflow settings and system staging before anyone sells you more tonnage.
What Harvey taught Missouri City homeowners
Hurricane Harvey hit Missouri City twice over in August 2017. Tornadoes touched down on August 26, tearing roofs and knocking down trees, and the county reported about 50 homes hit in Sienna Plantation alone. Then the rain came. The mayor reported about 100 homes taking water in the Lake Olympia subdivision, and city officials later named Lake Olympia, Quail Valley and Riverstone as the hardest hit by flooding, while the Brazos River at Richmond crested above 55 feet.
Both kinds of damage reach an air conditioner. Wind throws debris into condenser fins and can knock a unit off its pad or bend its refrigerant lines. Floodwater gets into wiring, controls and the indoor unit. If your system went through either and has not been looked at since, ask for an inspection on a mild day rather than finding out during a heat wave.

Before you call: safe checks only
- Make sure the thermostat is on Cool with a setting a few degrees under the current indoor temperature. Change the batteries if the display is faint.
- Pull out the air filter. If it is gray and matted, replace it.
- If the AC breaker has tripped, flip it back one time. Should it trip a second time, stop there.
- Once a storm passes, view the outdoor unit from a safe distance. Tilted, dented or tangled in debris means leave it off and say so on the call.
If you smell gas, get out of the house first, then call 911 and the gas company named on your bill. If the carbon monoxide alarm sounds, get everyone outside and call 911.
Power and permits in Missouri City
Missouri City is in CenterPoint Energy's delivery area with retail electric choice, like the rest of this part of Fort Bend County. CenterPoint handles outages and lines; your retail provider handles the bill. Lights on but no cooling means the fault is in the equipment, which is HVAC company territory.
The city's permits office takes applications through the MCTX Self Service portal, and its mechanical permit form lists a $35 application fee plus duct system fees. Inspections cannot be booked until a permit has been issued. Ask the company whether it will apply for the permit, and get that in writing.
Questions to ask the company
- What is your Texas ACR license number? Check it on TDLR's license search before work starts.
- Will you test the ducts? Especially in a 1970s house.
- Was the new system sized with a load calculation? Not just matched to the old label.
- Will you pull the city permit? And will someone be there for the inspection?
Why Missouri City homeowners call the line
Old house or new, one number
Say whether you are in an older neighborhood or a newer one, and the company gets that detail in a short summary before it answers.
Storm damage does not keep office hours
The line answers at any hour. When nobody is free, your name, number and problem go to the company so it can phone you.
Free to call
The line never charges you. The HVAC company quotes its own price, and you settle up with that company.
Know who you are hiring
This site explains how to look up a company's Texas air conditioning license on the TDLR search before any work begins.
How a Missouri City call works
- Dial the numberAn automated assistant picks up (832) 662-4107 at any hour and asks what you need help with.
- Say what is wrongTell it whether the trouble is cooling or heating, where in the Houston area you are, and what the system is doing.
- Reach a local companyYour call is transferred to an independent, locally owned HVAC company, which gets a short summary of your problem before it answers.
- Work it out with themThat company inspects, quotes, repairs and bills you directly. If nobody can pick up, your name, number and problem are passed on for a call back.
About this line: Houston Air & Heating is a free phone line, not an HVAC contractor. It answers your call and connects you with an independent local heating and air conditioning company, which inspects, quotes and does the work, and which you pay directly. Companies may pay a referral fee. You never pay the line. Read how the line works.
Verify the license before work begins. Texas requires anyone contracting to do air conditioning, refrigeration or heating work to hold an Air Conditioning and Refrigeration (ACR) Contractor license from the Texas Department of Licensing and Regulation (TDLR). Ask the company for its ACR license number, then confirm it on the TDLR license search (opens in a new tab). The line does not check this for you.
Areas near Missouri City
Every greater Houston community the line serves:
