
187 Police Code: What It Means and How It’s Used
When an officer says “187” over the radio in California, they’re naming the most serious crime there is. It’s the number police use for a

When an officer says “187” over the radio in California, they’re naming the most serious crime there is. It’s the number police use for a

This is the complete ten-code reference: 10-1 through 10-99, with the standard APCO meanings and the notable places where real agencies diverge. It’s built to

There are close to a hundred ten-codes on the books, plus response codes, signals, and penal codes stacked on top. Almost none of that matters

Over a radio, “B” and “D” and “V” and “P” and “T” all sound roughly the same. Add engine noise, wind, a siren, and a

You’ve got your scanner tuned to the right frequency. Traffic is coming through clearly. And then you hear: “Unit 42, show me 10-8. We’ve got

So you’ve just picked up your first police scanner — or you’re thinking about getting one — and you’re staring at a dial (or a