Contact Us ERES Contact Info * Available for Walk-ins and Mailing +1 (707) 759-2866 edu@eres.com 4773 Mangels Blvd, Fairfield, CA 94534 Find our location Send Us A Message Hours Monday through Friday, 10:00 am to 4:00 pm (PST), with limited availability during lunchtime.Holiday Schedule may vary. Language We Speak Arabic, Chinese, English, French, Italian, Mandarin, Persian, Russian, Spanish and Ukrainian Note Previous locations below have been permanently closed.2480 Hilborn Rd, ste 106, Fairfield, CA 94534601 University Avenue, Suite 127, Sacramento, CA 95825