What is safeway customer service phone number? Safeway Customer Service Phone Number. The Customer Service Phone Number of Safeway is: +1-877-723-3929 / +1-877-505-4040. Safeway is one of the fastest emerging retail chains of foods and drugs in the United States. It is a supermarket chain that provides a wide range of products through a various specialty departmental stores.Where is safeway corporate office? Where is Safeway Corporate office Headquarters. Safeway Headquarters Address and Contact. Address: 5918 Stoneridge Mall Rd, Pleasanton, CA 94588, USA. Phone Number: +1 925-226-5000. Fax Number: 925-467-3323. Email: N/A. Number of Employees: 250000. Established: April 1915.Where are safeway stores located? Safeway is an American supermarket chain; it is the second largest supermarket chain in North America, and has 1,335 stores located throughout the western and central United States and 195 in northwestern Mexico, as of January 2014. Safeway Middletown, MD. Hours: 5am - 11pm.