The City of Pacifica has 11 signal lights; six of those lights are maintained by CalTrans and five are maintained by the city's public works department.

To report any problems with signal lights, contact the public works department during normal business hours (Monday-Thursday from 7:00am to 4:30pm and Friday from 7:00am to 3:30pm). To report any problems after business hours please call the Pacifica Police Department at 650-738-7314.