| Abbreviation | Definition |
|---|---|
| LFD | Longview Fire Department |
| LFFD | Little Falls Fire Department |
| LM | Ladder Mother |
| LMFD | Lathrop manteca Fire District |
| LMFD | Lower Macungie Fire Department |
| LPCB | Loss Prevention Certification Board |
| LRFD | Little Rock Fire Department |
| LRFD | Long Reach Fire Department |
| LTFD | Lake Township Fire Department |
| LTFD | Lancaster Township Fire Department |
| LTFD | Lawrence Township Fire Department |
| LTFD | Lebanon Township Fire Department |
| LTFD | Lego Township Fire Department |
| LTFD | Liberty Township Fire Department |
| LUNAR | Location, Unit, Name, Assignment/Air supply, Resources Needed |
| LVFD | Lakeville Volunteer Fire Department |
| LVFD | Lansdowne Volunteer Fire Department |
| LVFD | Laurel Volunteer Fire Department |
| LVFD | Lebanon Volunteer Fire Department |
| LVFD | Leonardtown Volunteer Fire Department |