Process serving · Warren County
Process server for Warren County, New Jersey
From $150 per address. Attempts logged, affidavit of service included.
✓ New Jersey commissioned notary, no. 50244803, insured for errors and omissions. See the credentials
🌙 We're off the clock. Your case isn't.
Send the details tonight and we'll quote it first thing when we open in the morning. Upload the papers with the request so nothing waits on us.
Send the requestMCC Solutions serves summonses, complaints, subpoenas and notices across Warren County, from Phillipsburg to Pohatcong, with each attempt logged and a signed affidavit when service is made.
Filing proof of service
Warren County Courthouse
413 Second St, Belvidere, NJ 07823
Add "file it with the court for me too" and we take the affidavit to the Civil Division. Court filing in Warren County
Warren County Sheriff's Office
Warren County Courthouse, 413 Second St, Belvidere, NJ 07823
908-475-6309
The sheriff handles court-ordered levies and writs. Most summonses and subpoenas can be served privately. Sheriff's page
Serving across Warren County
Warren County is in North Jersey. We serve at homes and workplaces in Phillipsburg, Hackettstown, Washington, Belvidere, Lopatcong, Mansfield, Independence, Blairstown, Greenwich, Pohatcong. Give us more than one address and the times the person is usually there, and say if you need it done today.
Nearby counties
Process serving in New Jersey · Serve and file · For landlords
Before you send
- Send the papers to serve as a PDF, with every page in order.
- Give the best address, a description or photo of the person, and the times they're usually home.
- Up to three attempts at different times of day are included.
- You get a notarized affidavit of service once service is made.
- Rules on who may serve papers vary by state. The desk confirms them for your state before assigning a server.
Prefer to talk?
Call the desk and we'll take the request by phone.
Questions
Who can serve papers in Warren County?
In the Law Division, a summons and complaint can be served by the sheriff or by any competent adult who has no interest in the case, which is how private process servers work. In the Special Civil Part, the court usually serves by mail or through its own court officers. When a court order directs the sheriff to act, the Warren County Sheriff's Office handles it at 413 Second St, Belvidere, NJ 07823.
Where is proof of service filed for a Warren County case?
With the Superior Court Civil Division at the Warren County Courthouse in Belvidere. Our serve and file option takes it there for you.
Which Warren County towns do you cover?
All of them, including Phillipsburg, Hackettstown, Washington, Belvidere, Lopatcong, Mansfield. Give us the best address and times to find the person.
Can you tell me if my papers are correct?
No. We don't review papers for legal content. We serve what you send and document every attempt.
Warren County court offices
Which Warren County court issued your papers?
The county cases run through the Somerset/Hunterdon/Warren vicinage of the Superior Court. The court's directories list these Warren County offices, which is where proof of service usually ends up.
- Vicinage
- Somerset/Hunterdon/Warren (Vicinage 13). Its administration is in Somerville, not the county seat of Belvidere
- Trial Court Administrator
- Somerset County Courthouse, 20 North Bridge Street, Floor 3, Somerville, NJ 08876
Main court line 908-332-7700 - Family Division intake
- Warren County Courthouse, Family Division
413 Second Street, PO Box 900, Belvidere, NJ 07823
908-750-8100 ext. 13930 - Special Civil Part
- Warren County Courthouse, Civil Division
413 Second Street, Belvidere, NJ 07823-1500
908-750-8100 ext. 13910
The court usually serves its own Warren County small claims and Special Civil Part papers, by mail or by a court officer.
The 22 municipalities of Warren County
By the State's 2025 tax tables, the county has 22 municipalities. Check the serve address against this list when the mailing town and the municipality differ:
- Allamuchy Township
- Alpha Borough
- Belvidere Town
- Blairstown Township
- Franklin Township
- Frelinghuysen Township
- Greenwich Township
- Hackettstown Town
- Hardwick Township
- Harmony Township
- Hope Township
- Independence Township
- Knowlton Township
- Liberty Township
- Lopatcong Township
- Mansfield Township
- Oxford Township
- Phillipsburg Town
- Pohatcong Township
- Washington Borough
- Washington Township
- White Township
Sources for the county figures: Somerset/Hunterdon/Warren vicinage administration (NJ Courts directory); Warren County Family Division (NJ Courts directory); Warren County Special Civil Part (CN 10150); NJ Courts, who can serve a complaint; Warren County municipalities (2025 General Tax Rates). Last checked November 2026. Phone ahead, since the county rooms and extensions change.