LONDON (Reuters) - Britain has added three new designations to its North Korea sanctions list, relating to Pyongyang's military programmes, and one to its Russia sanctions regime, an update to the government's website showed on Friday.

The government imposed asset freezes on Paekyangsan Shipping Co, Toplivo Bunkering Company, as well as Toplivo Bunkering Company Director Aleksey Mikhailovich Vorotnikov, a Russian national.

It sanctioned Russian group Vostochnaya Stevedore Limited Liability Company.

The British government has imposed a range of sanctions on Russia to punish Moscow for the Ukrainian war. It has previously condemned Russia's decision to use ballistic missiles sourced from North Korea against Ukraine.

The United States set out sanctions earlier in the week on two Russian individuals and three Russian companies for facilitating arms transfers between Russia and North Korea, including ballistic missiles for use in Ukraine.

(Reporting by Muvija M; Editing by William Schomberg)