The City of Santa Ana Business Tax Office is located at 20 Civic Center Plaza, First Floor City Hall Ross Annex. Parking is available in the Civic Center Plaza, off Santa Ana Blvd. between Ross Street and Flower Street. Parking fee is $2.00 per each half-hour. Office hours are 8:30 am – 4:30 pm Monday through Thursday and every other Friday (please note that Santa Ana City Hall is closed on alternate Fridays; please refer to the city’s main web page for closed dates and holidays observed). Telephone number is (714) 647-5447, fax number is (714) 647-5304, and email address is BusinessTax@santa-ana.org.