## [Guernsey, Derek Lincoln](/individual/derek-lincoln-%20guernsey) ![](/sites/default/files/styles/square_500_x_500_/public/default_images/download%20%289%29%20%282%29_0.jpg?itok=5WstKkf1)Derek Lincoln Guernsey **[Pleasant Plains Police Department](/illinois/pleasant-plains-police-department)** 200 East 4th Street Pleasant Plains, Illinois 62677 [+1 217-626-1351](tel:%2B1217-626-1351) [https://www.pleasantplai…](https://www.pleasantplainsillinois.com/departments/police) Additional Affiliations: **[Sangamon County Sheriff's Office](/illinois/sangamon-county-sheriffs-office)** **[Springfield Park District Police Department](/illinois/springfield-park-district-police-department)** [![](/sites/default/files/styles/max_325x325/public/default_images/depositphotos_8627182-stock-illustration-shield-symbol%20%281%29.png?itok=D9kYZhQ4)](/illinois/pleasant-plains-police-department)