10-43A Police Code Meaning & Definition

What Does 10-43A Mean?

10-43A is a police radio code most commonly used to mean Traffic Signal Out.

Police departments and dispatch centers may use 10-43A differently, but Traffic Signal Out is the most common meaning found in our database of agencies across the United States.

Most Common Meaning: Traffic Signal Out

Used this way by: 50% of agencies on this page
Used in: 2 agencies across 2 states
Category: Non-Crime
Consensus: MediumMost agencies use this code similarly, but some regional or agency variations exist.

Code Distribution Breakdown

Traffic Signal Out: 50% (1 agency)
Shots Fired: 50% (1 agency)

10-43A Police Code Meanings by Agency

2 agencies across 2 states
10-43A: Traffic Signal Out
CategoryNon-Crime
State Maryland
Agency Baltimore Police Department
Sources
10-43A: Shots Fired
CategoryEmergency
State Ohio
Agency Columbus Police Department
Sources

Why Does 10-43A Have Different Meanings?

Police radio codes are not standardized nationwide. Different agencies may assign different meanings to 10-43A , which is why multiple definitions can exist for the same code.

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