On Call NJ has built its reputation in Somerville on one simple promise: dependable plumbing, day or night.
We treat your Somerville home like our own, with drop cloths, clean work, and respect for your time.

Local Plumbing, Heating & Cooling in Somerville
From older housing stock to newer developments, Somerville has a wide mix of plumbing systems, and our crews are equipped for all of them.
That's why so many Somerville homeowners keep our number handy. From the first call to the final fix, we focus on doing the job right and treating your home with respect.
Our Services in Somerville, NJ
We handle the full range of plumbing, heating, and cooling needs for Somerville:
Emergency Plumbing in Somerville
24/7 emergency plumbing repairs
View DetailsDrain Cleaning in Somerville
fast clog removal for sinks, tubs & main lines
View DetailsSewer Line Service in Somerville
main sewer line cleaning, camera inspection & repair
View DetailsWater Heater Repair & Installation in Somerville
repair & replacement for tank and tankless heaters
View DetailsPlumbing Repair in Somerville
leaks, faucets, toilets, fixtures & repiping
View DetailsHeating Repair in Somerville
boiler & furnace repair, service & installation
View DetailsAir Conditioning Repair in Somerville
AC repair, tune-ups & new system installation
View DetailsWhy Somerville Chooses On Call NJ
Workmanship You Can Trust
We stand behind every repair and installation we complete in Somerville.
Same-Day Availability
Many Somerville repairs can be handled the same day you call.
Upfront, Honest Pricing
You approve a clear price before work starts. No hidden fees on any Somerville service call.
Straight Answers
We explain the problem and your options in plain language — you decide what's right for your Somerville home.
Frequently Asked Questions
We handle emergency plumbing, drain cleaning, sewer line service, water heater repair and installation, general plumbing repair, heating, and air conditioning for Somerville homes and businesses.
Yes. We stand behind our workmanship on every repair and installation we complete in Somerville. If something isn't right, we make it right.
Absolutely. Every technician who works on a Somerville home is fully licensed and insured, so your project is handled to code and you carry no liability.
We give you an upfront, transparent price before any work begins on your Somerville job, so you always know what to expect — no surprises after the fact.
From the first call to the final fix, On Call NJ is committed to doing right by every Somerville customer.