Vote by Mail Learn more: Department Head: Laureen T. Hagan, Chief Clerk, Bureau of Elections Operating Hours: 8:30 AM to 4:30 PM Mailing Address: Delaware County Bureau of Elections 2501 Seaport Dr. Suite BH 120 Chester, PA 19013 Contact InformationPhone: (610) 891-4673Fax: (610) 892-0641 Email: DelcoElection@co.delaware.pa.us