The Housing Authority of the County of Alameda (HACA) office is closed every other Friday.  Please see below for phone & lobby hours. Phone Hours: Main Phone#:  (510) 538-8876 Monday-Thursday & Fridays (when the office is open):  8:00 a.m. - 5:00 p.m. Lobby Hours: HACA's lobby is open to the public on the following days: … Read More: Office Closed – HACA is closed every other Friday