Towns
| State | City/Town | Town Title |
|---|---|---|
| California | Los Molinos | Los Molinos, CA |
| California | Los Olivos | Los Olivos, CA |
| California | Los Osos | Los Osos, CA |
| California | Lost Hills | Lost Hills, CA |
| California | Lotus | Lotus, CA |
| California | Lower Lake | Lower Lake, CA |
| California | Loyalton | Loyalton, CA |
| California | Lucerne | Lucerne, CA |
| California | Lucerne Valley | Lucerne Valley, CA |
| California | Ludlow | Ludlow, CA |
| California | Lynwood | Lynwood, CA |
| California | Lyoth | Lyoth, CA |
| California | Lytle Creek | Lytle Creek, CA |
| California | Macdoel | Macdoel, CA |
| California | Mad River | Mad River, CA |
| California | Madeline | Madeline, CA |
| California | Madera | Madera, CA |
| California | Madison | Madison, CA |
| California | Magalia | Magalia, CA |
| California | Malibu | Malibu, CA |
| California | Mammoth Lakes | Mammoth Lakes, CA |
| California | Manchester | Manchester, CA |
| California | Manhattan Beach | Manhattan Beach, CA |
| California | Manteca | Manteca, CA |
| California | Manton | Manton, CA |