Angelina County (TX)
From The RadioReference Wiki
Angelina County Unit Numbers
1xx and 2xx: LufkinPD Officers (2xx are also used by Diboll Police 3xx: Detectives/Supervisors for LufkinPD 501: Angelina County Sheriff (Kent Henson) 502-520: Angelina Sheriff Supervisors/Detectives 520+: Angelina Sheriff Deputies 8xx: Angelina County Constables