Selected codes used by Baltimore-area police departments – Baltimore Sun
DTELS - Call Signs
Cobb Police Codes and Signals | PDF | Burglary | Law Enforcement
ColumbiaPage - TBT - Columbia County Radio Call Signs | Facebook
Alabama 10 codes: Fill out & sign online | DocHub
Amazon.com: Police Scanner Codes : College Ruled Notebook: For Patrol Police Officers, Deputies, & Constables, and Dispatchers: 9781079342833: All About Me: Books
Ellis County (TX) - The RadioReference Wiki
Police 10 Codes Radar Information Center - CopRadar.com