Withdraw VND for next visit
Personally used✅ Before you leave, withdraw some VND enough for first few days of your next visit.
✅ Avoid the hassle of looking for ATM right after your arrive Vietnam.
✅ Vietnam is still mostly cash only society. No credit card,debit card, or USD will make it as easy as Vietnam currency (VND).
❌ Try withdrawing money from Ocean Bank ATM since it has zero forex markup charges.