Heating failure
Check the thermostat setting and filter only if there is no smell of gas, smoke, or CO alarm. Do not open the furnace cabinet or bypass safety switches.
St. Clair County, Illinois
HVAC Repair & Service in Belleville, IL
After Hours Heating & Cooling is proud to be Belleville's hometown HVAC company. Founded by a local Air Force veteran, we serve homeowners and businesses throughout Belleville and all of St. Clair County with the same no-nonsense service we'd want for our own families.
Emergency HVAC service in BellevilleNo After-Hours Surcharge~2 Hr Emergency ResponseFree Estimates5-Year WarrantyVeteran Owned
Serving Belleville Since Day One
Your Local Belleville HVAC Experts
Belleville's humid continental climate means scorching summers that push air conditioners to their limits and cold winters that test every furnace in the city. With temperatures regularly hitting the high 80s in July and dropping below 25°F in January, your HVAC system works hard year-round — and so do we.
Common HVAC Issues in Belleville
- AC units struggling with Metro East summer humidity
- Furnace failures during January cold snaps
- Aging ductwork in older Belleville homes
- High energy bills from inefficient systems
Where We Work in Belleville
ZIP codes served
62220622216222362226
Local landmarks nearby
- National Shrine of Our Lady of the Snows
- Public Square and the St. Clair County Courthouse
- Honorary Veterans Memorial Square
Call Us in Belleville
618-418-4118Available for emergencies 24/7. No extra charge for late hours.
~2 Hour Emergency Response
No After-Hours Surcharge
Free Estimates
Veteran Owned — Air Force
EMERGENCY SERVICE
HVAC emergency in Belleville? We aim to be there within 2 hours — day or night, same price.
CALL NOW EMERGENCY DETAILSEmergency HVAC Service · Belleville, IL
Emergency HVAC Repair in Belleville
No heat, no cooling, a suspected HVAC safety issue, or a business comfort outage? Call or text After Hours Heating & Cooling. We charge no additional fee for late hours and aim for an approximately two-hour emergency response when availability allows.
Response goal: ~2 hours Veteran owned · Air Force No late-hour surcharge
When to Call for Emergency Help in Belleville
From established Belleville neighborhoods to nearby St. Clair County homes and businesses, we provide a direct emergency call and text path when heating or cooling fails.
An emergency can include a complete loss of heating during dangerous cold, loss of cooling during severe heat, smoke or a burning smell from HVAC equipment, water threatening property, or a commercial issue affecting customers, staff, or operations. A system problem can be urgent without being a life-safety event; when in doubt, call or text us so we can help you decide the right next step.
Gas, carbon monoxide, smoke, or fire concerns
Leave the building and call 911 or the appropriate emergency service from a safe location. Do not operate electrical switches or attempt a repair. The U.S. Consumer Product Safety Commission urges yearly professional inspection of fuel-burning home heating equipment to help prevent carbon-monoxide incidents.
Read CPSC home-heating guidance →What Late-Hours Service Means Here
After Hours Heating & Cooling does not add an extra fee for late-hour calls. We aim for an approximately two-hour emergency response, but timing can vary based on location, traffic, call volume, weather, technician availability, and required parts.
We serve ZIP 62220, 62221, 62223, 62226 and work on residential and light-commercial furnaces, AC systems, heat pumps, thermostats, and rooftop units. We explain the condition we find, the appropriate next step, and any available repair or replacement options.
Safe Information to Have Ready
Cooling failure
Confirm the thermostat mode and filter condition. If the breaker trips again, or you see ice or hear hissing, stop troubleshooting and call for service.
Help us dispatch
Share your Belleville service address, system type, issue, and any safety symptoms. This helps us triage the call and set realistic arrival expectations.
What We Do in Belleville
HVAC Services in Belleville, IL
Residential HVAC Repair
Fast, reliable repair for all makes and models of heating and cooling systems in your home.
- Furnace repair and diagnostics
- Air conditioner repair
- Heat pump service
Commercial HVAC
Complete commercial heating and cooling installation, service, and maintenance for businesses throughout Metro East IL.
- Commercial AC installation
- Rooftop unit service
- Commercial furnace repair
System Installation
New system installation with expert sizing, brand selection, and professional setup.
- Central air conditioning installation
- Furnace and heat pump installation
- Ductless mini-split systems
Seasonal Maintenance
Keep your system running efficiently year-round with our professional tune-up services.
- Fall furnace tune-up
- Spring AC tune-up
- Filter inspection and replacement
Local HVAC guidance
Explore HVAC guides →Read Before or After You Call
Emergency Tips
Emergency HVAC Repair in Belleville, IL: What Counts as an Emergency?
Read guideLocal Tips
7 Signs You May Need AC Repair in Belleville, IL
Read guideEmergency Tips
Furnace Not Heating? A Belleville Homeowner’s Safe Next Steps
Read guideCommercial
Commercial HVAC Repair in Belleville, IL: Protecting Comfort and Business Operations
Read guideMaintenance Plans for Belleville Homeowners
Two seasonal tune-ups per year, priority scheduling, and repair discounts — starting at $17.99/month.
Bronze
$17.99/mo
- 2 Seasonal Tune-Ups per year
- Fall: Clean furnace, check gas/CO leaks, check filter
- Spring: Clean condenser, check filter, perform pressure & temperature checks
- 5% off parts & repairs
★ Most Popular ★
Gold
$42.99/mo
- Everything in Silver
- 15% off all repairs
- Priority scheduling
- Immediate response: 2–4 hour window
Common questions
HVAC Questions from Belleville
- Do you charge extra for after-hours HVAC service in Belleville?
- No. After Hours Heating & Cooling charges the same rate for evening, overnight, and weekend calls in Belleville as for daytime service. There is no late-hour surcharge.
- How quickly can you reach an HVAC emergency in Belleville?
- We aim for an approximately two-hour emergency response in Belleville when availability allows. Actual timing can vary with location, traffic, call volume, weather, technician availability, and the parts required.
- Which Belleville ZIP codes do you serve?
- We serve ZIP codes 62220, 62221, 62223, 62226 in Belleville, IL, along with the surrounding St. Clair County area.
- What should I do first if my furnace or AC stops working in Belleville?
- If you smell gas, see smoke, or a carbon monoxide alarm sounds, leave the building and call 911 from a safe location before anything else. Otherwise, check the thermostat setting and the air filter, then call or text us. Do not open the furnace cabinet or bypass any safety switch.
- Do you offer free estimates in Belleville?
- Yes. Estimates are free for Belleville homeowners and businesses, including replacement and new-installation quotes.
- Do you service both homes and businesses in Belleville?
- Yes. We handle residential and light-commercial heating and cooling in Belleville, including furnaces, air conditioners, heat pumps, thermostats, and rooftop units.
Need HVAC Service in Belleville?
No extra charge for after-hours calls. Free estimates. ~2 hour emergency response.