Unofficial exchange points sold the greenback at VND23,800, up 0.42% from Thursday.
But Vietcombank lowered its rate by 0.17% to VND23,860.
Eximbank kept the dollar unchanged at VND23,670. Techcombank’s rate was also stable at VND23,900.
The State Bank of Vietnam raised its reference rate by 0.02% to VND23,833.
The dollar has increased over the dong by 0.55% since the beginning of the year.
Globally the dollar held tight ranges on Friday as investors awaited a key U.S. jobs report and weighed the prospect of higher-for-longer Federal Reserve interest rates against the economic growth outlook, Reuters reported.
The dollar index rose 0.03% to 103.12, while yields on U.S. Treasuries hovered near their recent peaks.
Against the greenback, the euro slipped 0.02% to $1.0890, while the New Zealand dollar was nursing some of its losses from the previous session and rose 0.09% to $0.6163.
Sterling was likewise lower against the dollar and last bought $1.2734, though it had on Thursday risen to a two-week high of $1.2780, as markets bet that the Bank of England will raise interest rates to 6.5% early next year, up from a previous expected peak of 6.25%.