Emergency line open 24/7 · Times shown in ET
HVAC and AC repair near 78252 in San Antonio, TX
ZIP code 78252 sits inside San Antonio, in Bexar County, Texas. Calls from 78252 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 78252?
For HVAC work in 78252, call (855) 321-3194. The code places you in San Antonio, Bexar County, which determines which providers can be offered. That provider confirms availability and price before beginning any work.
What routing from 78252 looks like
From 78252, the routing works the same as any of the other San Antonio codes we publish. The operator takes the ZIP code first because coverage in Bexar County is not uniform across the metro.
The routing from 78252 is transparent: the operator takes the code, checks which providers list this part of Bexar County, and connects you. No guesswork is involved on the routing side.
78252 connects to both AC and heating providers through one call. The San Antonio cooling page and heating page each carry the full service and cost detail for their side. AC repair in San Antonio and heating repair in San Antonio.
Services
Services routed from 78252
Cooling
AC Repair
Cooling faults diagnosed and repaired
Cooling
AC Installation and Replacement
Cooling system replacement and new installation
Heating
Furnace Repair
No-heat calls, lockouts and furnace fault diagnosis
Heating
Heat Pump Repair
Heat pump faults including reversing valve and defrost problems
Top problems in 78252
What a call from 78252 involves
The provider attending an address in 78252 inspects the system, explains what the work requires, and confirms their price before anything is charged. We do not set or quote figures.
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 78252
Why does the 78252 page show neighbouring ZIP codes?
Provider coverage in Bexar County often spans several adjacent codes. The neighbour list is useful when availability in 78252 is limited and you want to confirm that help is available from an adjacent area.
Is the line open overnight for 78252?
The emergency line is answered 24/7 in ET. Whether a provider can reach 78252 overnight depends on provider participation, technician availability and demand, so same-day or overnight attendance cannot be promised in advance.
Is there a charge for the referral itself?
No. There is no charge to call and no obligation to proceed. We may be compensated by providers or partners when you call, which does not change what you are quoted or what you pay.
Written and fact-checked by the HVAC Emergency USA editorial team. Last updated . Editorial policy.
HVAC fault in 78252?
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.