The closure will apply from Wednesday to selected crossing points in Latvia, Estonia and Finland, Russian state media report.
In Finland, this applies to the border crossings Vartius, Niirala and Imatra, writes the newspaper Hufvudstadsbladet.
All passenger, freight and goods traffic is affected, according to the Russian state news agencies Tass and RIA Novosti.
There is no information on the reason for the closure or how long it will last.
Finland's border with Russia has been closed to passenger traffic since 2023.
