From quick fixes to full-blown emergencies, Raritan residents trust On Call NJ to get the job done right.
With years of experience serving Somerset County, our crews have seen and solved nearly every plumbing problem Raritan can throw at them.

Local Plumbing, Heating & Cooling in Raritan
Tree-lined streets are beautiful, but in Raritan those same roots are a leading cause of sewer-line backups we're called to clear.
That's why so many Raritan 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 Raritan, NJ
We handle the full range of plumbing, heating, and cooling needs for Raritan:
Emergency Plumbing in Raritan
24/7 emergency plumbing repairs
View DetailsDrain Cleaning in Raritan
fast clog removal for sinks, tubs & main lines
View DetailsSewer Line Service in Raritan
main sewer line cleaning, camera inspection & repair
View DetailsWater Heater Repair & Installation in Raritan
repair & replacement for tank and tankless heaters
View DetailsPlumbing Repair in Raritan
leaks, faucets, toilets, fixtures & repiping
View DetailsHeating Repair in Raritan
boiler & furnace repair, service & installation
View DetailsAir Conditioning Repair in Raritan
AC repair, tune-ups & new system installation
View DetailsWhy Raritan Chooses On Call NJ
Licensed & Insured
Every Raritan job is handled by licensed, insured professionals — no shortcuts, no liability for you.
Local Somerset County Team
We know Raritan and the rest of Somerset County — the homes, the pipes, and the common problems.
Same-Day Availability
Many Raritan repairs can be handled the same day you call.
Clean, Respectful Service
We protect your floors, clean up after ourselves, and leave your Raritan home better than we found it.
Frequently Asked Questions
Yes. On Call NJ offers 24/7 emergency service throughout Raritan and all of Somerset County. Whenever a plumbing, heating, or cooling emergency strikes — day, night, weekend, or holiday — call 862-860-1807 and we'll respond fast.
Because we serve Raritan and the surrounding Somerset County area directly, we're often able to reach you the same day, and quickly for true emergencies. Call 862-860-1807 and we'll give you an honest time estimate.
We give you an upfront, transparent price before any work begins on your Raritan job, so you always know what to expect — no surprises after the fact.
Yes. We stand behind our workmanship on every repair and installation we complete in Raritan. If something isn't right, we make it right.
Whatever your plumbing, heating, or cooling problem in Raritan, On Call NJ is ready to help — your comfort is our priority.