Russia borders the following countries (counter-clockwise around Russia - length of border in km):
- Norway - 196
- Finland - 1,313
- Estonia - 290
- Latvia - 292
- Lithuania (Kaliningrad) - 227
- Poland (Kaliningrad) - 432
- Belarus - 959
- Ukraine - 1,576
- Georgia - 723
- Azerbaijan - 284
- Kazakhstan - 6,846
- China (S) - 40
- Mongolia - 3,441
- China (SE) - 3,605
- North Korea - 175
Estonia, Latvia, Lithuania, Poland, Ukraine, Belarus, outer Mongolia, to name a few...and yeah, Russia's territories reach all the way to the continent of Asia, but not quite to China, only to outer Mongolia (which is sort of Chinese but at the same time not quite).
Russia recognizes the borders with 16 countries: Norway, Finland , Estonia, Latvia , Lithuania, Poland , Belarus, Ukraine, Georgia , Azerbaijan, Kazakhstan , China, Mongolia, Korea , Japan and the U.S. , and with partly recognized Republic of Abkhazia and South Ossetia.
The length of the Russian border is 60 900 km.
By sea Russia is bordered upon twelve states. With the United States and Japan , Russia has only maritime border . With Japan is only narrow straits (channel): La Perouse , Kunashir. And with the United States is the Bering Strait , border which separates the island Ratmanova from island Krusenstern.