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HVAC and AC repair near 78204 in San Antonio, TX
ZIP code 78204 sits inside San Antonio, in Bexar County, Texas. Calls from 78204 are routed to a provider covering this area, for cooling and heating faults alike.
Your call connects you with an independent local HVAC provider. No obligation.
Call (855) 321-3194Who covers HVAC repair in ZIP code 78204?
Dial (855) 321-3194 and give the operator 78204. That code places you in San Antonio, Texas, and the provider who accepts the call confirms their visit window and price directly with you before starting any work.
What routing from 78204 looks like
Coverage for 78204 is part of the 83 ZIP code set we publish for San Antonio. Calling from a code outside that set still works, because published pages and provider coverage are not the same thing.
This is the coverage page for 78204 in San Antonio, TX. Neighbouring codes are listed further down, each with its own page, so you can confirm you are looking at the right area before calling.
One number handles both AC and heating calls from 78204. For the complete service breakdowns, the San Antonio cooling page and the San Antonio heating page carry that detail. AC repair in San Antonio and heating repair in San Antonio.
Services
Services routed from 78204
Cooling
AC Repair
AC system faults identified and repaired by an independent provider
Cooling
AC Installation and Replacement
Air conditioning replacement when repair is no longer viable
Heating
Furnace Repair
Furnace faults: no heat, ignition failures and lockouts
Heating
Heat Pump Repair
Heat pump fault diagnosis covering defrost, charge and mode issues
Top problems in 78204
What a call from 78204 involves
What a service call costs in 78204 is the provider's figure, given to you after they have seen the system and before they begin. No charge is committed until you agree to it.
Coverage for this area is published on the San Antonio cooling page and the San Antonio heating page.
Emergency
If this is happening right now
Call now
- No cool air during a heat advisory
- No heat with outdoor temperatures below freezing
- Burning smell from the vents
- Water pooling at the air handler
- Ice on the line set
- Breaker tripping on every cycle
Call (855) 321-3194 and give your ZIP code.
Shut it off and call the utility or 911 first
- You smell gas: leave the building, then call the gas utility or 911
- Smoke or sparking at the equipment
- A carbon monoxide alarm is sounding: leave and call 911
Reference: CPSC recalls and US Fire Administration heating fire safety.
Shut it down safely
- Set the thermostat to off so the system stops cycling.
- Kill the breaker at the air handler and at the outdoor condenser.
- If you smell gas, leave the building first, then close the gas shut-off at the furnace only once you are outside and have called the utility or 911.
- Clear the area around the equipment and keep pets and people away from it.
A 24/7 line means the phone is answered around the clock in ET. It does not mean a technician is standing by in every market at every hour.
Same-day and 24/7 emergency services are subject to provider participation, location, technician availability, and demand. Availability is not guaranteed and may vary by market and appointment capacity.
Call (855) 321-3194Questions
Questions about ZIP 78204
Do providers covering 78204 need to be licensed?
Licence requirements vary by state and type of work. Verifying that the provider holds the required licence and carries insurance is the homeowner responsibility. Ask before any work begins.
What makes 78204 different from other San Antonio ZIP codes?
Coverage and provider availability can differ between ZIP codes even within the same city. Calling with your specific code rather than the city name gets you the most accurate answer about what is available for your address.
Which city does ZIP 78204 belong to?
ZIP code 78204 belongs to San Antonio, in Bexar County, Texas. Both the cooling and the heating city page for San Antonio cover this ZIP code, and each links back here from its coverage grid.
Written and fact-checked by the HVAC Emergency USA editorial team. Last updated . Editorial policy.
HVAC fault in 78204?
One call connects you with an independent local provider covering this ZIP code.
Call (855) 321-3194Same-day and 24/7 emergency services are subject to provider participation, location, technician availability, and demand. Availability is not guaranteed and may vary by market and appointment capacity.