The City of Los Alamitos contracts for Fire, Emergency Medical and Rescue Services from the Orange County Fire Authority.

Fire services include protection, prevention and suppression. The Orange County Fire Authority (OCFA) was formed on March 1, 1995, and is governed by a 24-member Board of Directors, comprised of representatives from the 22 cities it protects and the Orange County Board of Supervisors. Known as the Orange County Fire Department from 1980 to 1995, the OCFA is one of the largest regional fire service organizations in California. The OCFA serves a population of over 1.4 million in an area of 550 square miles including over 175,000 acres of wildland.

Of their 62 fire stations located throughout Orange County, the City of Los Alamitos is host to OCFA Fire Station #2. Located at 3642 Green Avenue, the station was established in 1944 and is designed to house 3 Fire Captains, 3 Engineers, and 3 Firefighters.