Local Coverage
Winnebago County, Wisconsin is served by its own Circuit Court. Our local agents are familiar with this court's filing requirements and can execute personal service, substitute service, or skip tracing anywhere in Winnebago County, returning a sworn proof of service that meets Wisconsin's evidentiary standard.
Service Methods Available
Direct, in-hand delivery of the summons and complaint to the named party at any address within Winnebago County, the primary and most reliable method of service.
Start personal service in Winnebago County →Where personal service proves impractical after reasonable attempts, Wisconsin's rules permit substitute service on a qualifying adult at the defendant's residence or place of business within Winnebago County.
Discuss substitute service eligibility →When a defendant can't be located at a known address, our investigative team conducts a documented search across Winnebago County to establish a current, serviceable address.
Request a locate investigation →Local Court Directory
Circuit Court
415 Jackson Street, Oshkosh, WI 54901
(608) 266-1211
M-F: 8:00 AM–4:30 PM
Visit court website →Common Questions
Civil matters in Winnebago County are handled by the Wisconsin Circuit Court — see the Local Court Directory above for exact address and contact information.
Yes, our network covers all of Winnebago County, Wisconsin.
A sworn affidavit of service documenting when, where, and how the documents were delivered, meeting Wisconsin's evidentiary standard.
Talk to our team about service of process in Winnebago County, Wisconsin.