Benton County (OR)
From The RadioReference Wiki
Benton County Sheriffs Department
Unit Designators
4xx Benton County Sheriff Patrol
7xx OSU Public Safety (Student Patrols)
8xx Corvallis Police
9xx OSU Public Safety
11xx Philomath Police
24xx Oregon State Police (OSU Campus/Station 24)
41xx Benton County Sheriff Corrections