Firebaugh is a city in Fresno County, California, United States. The population was 5,743 at the 2000 census. ZIP Code for the community is 93622 and the town is located inside area code 559. Inside the town, a small commercial district includes the ubiquitous California Central Valley water tank painted with the city's name. California State Route 33 runs through downtown just west of center. The San Joaquin Valley Railroad, West Side Subdivision, passes through downtown. Firebaugh apartments for rent comparison page shows most up to date rent information on Firebaugh apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.