Costa Mesa City Hall is located at 77 Fair Drive, Costa Mesa, Calif. 92626.
The general phone number is (714) 754-5000. The City's hotline number is (714) 754-5100, which provides a listing of various City services, including: code enforcement services, graffiti removal, cable TV services, street parking enforcement, shopping cart removal, street sweeping and pothole repair.
The City Services Directory can be found here.
The City Staff Directory can be found here.
Office hours at the City Hall: Monday-Friday, 8 a.m. to 5 p.m.