There are ATMs that take international cards all over town, including some attached to international banks.
Agribank With ATM.
Main Post Office Near the Song Han Bridge. Construction was taking place at the time of writing so check at the visitor centre for the current location.
Danang Visitor Centre Really helpful, with English spoken, and good maps and brochures. Danang's official tourism website is one of Vietnam's best. Bicycles can be hired for venturing across the bridge to Danang's beaches.
Sinh Tourist Books open-tour buses and tours.