REPAIR · REPLACE · CONVERT
One Local Team for Your Whole Heating System
Emergency heating repairs, planned heating replacements, and everything in between - handled by trained local technicians, not a subcontractor.
Repairs & 24-Hour Emergency Service
Heat never quits during business hours. Our on-call burner technicians answer around the clock, with same-day appointments based on availability - so a dead furnace on a January night gets fixed, not scheduled for next week. We service oil and propane burners, boilers, warm air furnaces, and water heaters.
- 24-hour emergency burner service, 365 days a year
- Same-day appointments based on availability
- Oil and propane burners, boilers, warm air furnaces, and water heaters
- Fuel customers and service-only customers both welcome
New System Installation & Replacement
An aging boiler doesn't fail on a mild afternoon - it fails during the first real cold snap, along with everyone else's. Replace it on your schedule instead. We install new oil and propane burners, boilers, warm air furnaces, water heaters, and fuel storage tanks, and we start every job with a free, no-surprises estimate after an in-home consultation.
- Free estimate after an in-home consultation - no surprise costs
- New oil and propane burners, boilers, furnaces, and water heaters
- Heating oil and propane tank installation and removal
- Newer systems burn less fuel - most homeowners see it in the first winter
Oil-to-Propane Conversions
Thinking about switching fuels? We convert heating systems and give you a free conversion estimate up front, so you can compare real numbers instead of guesses. And because we deliver both fuels, you get one honest answer about what actually makes sense for your house - not a pitch for whichever fuel the company happens to sell.
- Simple oil-to-propane heating conversions
- Free conversion estimates
- Straight advice from a company that works with both fuels
Replacing Your System? Start With a Free Estimate
An in-home consultation and a written estimate - no obligation, and no surprises when the work begins.
Why John's Oil & Propane
What Sets Us Apart
Over 52 years serving Massachusetts homeowners with honest pricing and dependable service.
52+
Years in Business
Locally owned and operated since 1974. We know our community because we live here too.
24/7
Emergency Availability
We’re here 24/7. When your heater goes out at 2 a.m. in mid-January, you can count on us to be there.
100%
Satisfaction Guaranteed
If you're not happy with our service, we'll make it right. No questions asked.
5,000+
Happy Customers
Customers across 20+ MA communities rely on us for fuel delivery and heating service.
Get Your Free Heating Equipment Estimate
Tell us what's going on - a system limping through its last winter, a planned replacement, or a conversion you're weighing — and we'll schedule your free consultation.
Free in-home consultation and written estimate
Repair-or-replace advice you can trust - we do both
Options for oil and gas systems, boilers, and water heaters
A reply from a real person at our Lynn office
No obligation, no pressure
Request Your Free Estimate
Takes less than 60 seconds to complete.
Common Questions
Heating Equipment FAQs
My heat is out right now. What do I do?
Call us at (781) 592-9505. Our burner emergency service runs 24 hours a day, and we offer same-day appointments based on availability. Before you call, check the basics: thermostat set to heat, emergency switch on, and oil in the tank.
Should I repair my furnace or replace it?
How often should my system be tuned up?
Can you remove my old oil tank?
Do you work on both oil and gas systems?
Ready to Get Started?
Book a free estimate online, or call our Lynn office - and if your heat is out right now, call. We answer 24 hours a day.