📍 Areas We Serve in Northern VA & Maryland
Comfort Zone HVAC proudly provides trusted A/C repair, heating services, and full system replacements across Northern Virginia and parts of Maryland. From urgent repairs to planned upgrades, we’re here to help.
🧭 Counties We Serve
- Fairfax County
- Loudoun County
- Prince William County
- Arlington County
- Montgomery County, MD
- Howard County, MD
🏙️ Cities We Serve in Virginia
- Ashburn
- Centreville
- Chantilly
- Fairfax
- Manassas
- Arlington
- Springfield
- Herndon
- Leesburg
- Sterling
- Reston
- Vienna
- Oakton
- McLean
- Gainesville
- Haymarket
- Bristow
🌐 Cities We Serve in Maryland
- Gaithersburg
- Germantown
- Rockville
- Silver Spring
- Frederick
- Potomac
👋 Don’t see your city listed?
Call us at 703-967-3039 or request service online to check availability — we’re happy to help!
