Signal 21: Police Code Details
Most Common Meaning: Kidnapping
Used this way by: 50% of agencies on this page
Used in: 2 agencies across 2 states
Category: Incident
Consensus: MediumMost agencies use this code similarly, but some regional or agency variations exist.
Code Distribution Breakdown
Kidnapping: 50% (1 agency)
Male Adult Prisoner: 50% (1 agency)
All Recorded Usages of Signal 21
2 agencies across 2 states