Government, Education & Civic Organizations Government, Education & Civic Organizations 33.7501517,-117.8704279,County of Orange, 5th District 33.645888,-117.9326806,Mesa Water District {Directory Results} Search Radius... 1 mi 5 mi 10 mi 50 mi 100 mi Government Results: 2 County of Orange, 5th District 333 W. Santa Ana Blvd, Santa Ana, CA 92705 (714)834-3550 Send Email Visit Website Mesa Water District 1965 Placentia Ave., Costa Mesa, CA 92627 (949)631-1205 Visit Website Powered By GrowthZone