Denmark, Sweden, Finland, Germany, Poland, Lithuania, Latvia and Estonia all border the Baltic Sea..
The three Baltic republics are called the Baltic states, Baltics, Baltic nations, or Baltic countries. The countries include Lithuania, Latvia, Estonia.
Poland and Finland
Denmark, Sweden
The Baltic Sea does not border any one continent from another. It is a body of water that is surrounded by European countries.
Latvia and Russia
Norway and Sweden.
Latvia, Lithuania and Estonia
The Scandinavian/Mediterranean corridor links countries from The Finnish/Russian border, crosses Finland, Sweden, Norway, Germany, Austria, Italy to Sicily and Malta. It links together about 100 million inhabitants of Europe. The Baltic sea is not called the corridor, this is the region when the corridor commences
Estonia, Latvia, and Lithuania are the countries in the European Union which border the Baltic Sea. These three countries are the Baltic States.
The Ukraine, Belarus, Latvia, and Estonia (south to north) form the western border of Russia. Poland and Lithuania border the Baltic Sea port of Kaliningrad, which is physically separated from the rest of Russia.
Norway and Sweden.