C-31 Construction zone traffic control contractors in California

Signs, cones and barriers that route traffic around road work. California has 482 licenses with this classification on file, 473 of them active and 9 suspended.

By city

Cities with at least 3 active licenses, by the address on file with the state. Contractors often work well beyond their home city.

San Francisco 19Sacramento 18Fresno 14Corona 11Bakersfield 8San Diego 7Ukiah 6Riverside 6Oxnard 6Long Beach 6Hayward 6Emeryville 6Chino 6San Jose 5Redding 5Ramona 5Palo Cedro 5Orange 5El Cajon 5Sonora 4Santa Ana 4Rancho Cordova 4Oroville 4Montclair 4Modesto 4Lakeside 4Huntington Beach 4Escondido 4Yuba City 3Vista 3Visalia 3Tulare 3Sylmar 3Somis 3Santa Fe Springs 3San Bernardino 3Rocklin 3Red Bluff 3Placerville 3Pasadena 3Oakland 3Los Angeles 3Lake Elsinore 3Garden Grove 3Fremont 3Eureka 3Dublin 3City of Industry 3Burlingame 3Brentwood 3Berkeley 3Anderson 3Anaheim 3

Recently suspended

Licenses with this classification that the state's file shows as suspended, most recently updated first.