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We hope you find our new website an improvement, but you may have bookmarked old pages which have been moved, or changed entirely. Please contact our webmaster if you need assistance in finding something on this site (and don’t forget to update your bookmarks when you find the page!). 

We also provide a search option on the top of the page. For questions/comments regarding the Fond du Lac County website, send an email to the webmaster.

Telephone Numbers
Fond du Lac County telephone numbers are organized alphabtically and intended to provide you with contacts for specific areas of interest.

Aging & Disability Resource Center




Child Support


Clerk of Courts


Code Enforcement




Community Programs (920)929-3500
Corporation Counsel (920)929-3150
County Board Chair (920)929-3155
County Clerk (920)929-3000
County Executive (920)929-3155
County Treasurer (920)929-3010
Emergency Management (920)929-2911
District Attorney (920)929-3048
Fairgrounds (920)929-3169
Family Court Commissioner (920)929-3075
Family Court Services (920)929-3404
Finance (920)929-3124
Fond du Lac Area Job & Career Center (920)929-3900
Golf Course, Rolling Meadows (920)929-3735
Harbor Haven Health & Rehabilitation (920)929-3309
Health Department (920)929-3085
Highway Department (920)929-3485
Human Resources (920)929-3132
Juvenile Intake (920)929-3078
Land & Water Conservation (920)906-4680
Land Information Department (920)929-3027
Medical Examiner (920)929-3366
Parks Department (920)929-3135
Planning Department (920)929-3135
Probate (920)929-3084
Public Defender (920)929-3990
Purchasing (920)929-3143
Register of Deeds (920)929-3018
Senior Services (800)215-5494
Social Services (920)929-3400
Surveyor (920)929-3165
Treasurer (920)929-3010
Veterans Services (920)929-3117