U.S. Police Codes Directory

Police Codes by State

Browse police codes, 10-codes, radio signals, and statute references by U.S. state.

Coverage: United States Focus: 10-codes, signals, penal/statute shorthand

How to Use This State Index

Use this page as your starting point to explore state-specific police codes.

Select a state from the grid to open its dedicated codes page.
Use each page as a study reference for academy or in-service training.
Compare how different states handle radio codes and statute shorthand.

Some states may be marked as “in progress” while references are expanded.

Browse Police Codes by State

Click a state below to view its police code reference page.