| Abbreviation | Definition |
|---|---|
| LBPD | Long Beach Police Department |
| LC | Lost Child |
| LCD | Least Common Denominator |
| LCJB | Local Criminal Justice Board |
| LCP | LIttle Crackhead Punk |
| LCPC | Local-area Child Protection Committee |
| LCPD | Lake Charles Police Department |
| LCPD | Las Cruces Police Department |
| LCPD | Liberty City Police Department |
| LCPF | London Christian Police Family |
| LCSO | Local County Sheriff's Office |
| LCU | Local Control Unit |
| LDFS | Live Data Forensic System |
| LDPD | Lake Delton Police Department |
| LEA | Local Education Authority |
| LEAPS | Listen Empathize Ask Paraphrase Summarize |
| LEDS | Law Enforcement Data System |
| LEM | Law Enforcement Modificaton |
| LEPB | Law Enforcement Parole Branch |
| LEPC | Law Enforcement Planning Commission |