[2] The neighboring countries are Germany to the west, the Czech Republic and Slovakia to the south, Ukraine and Belarus to the east, and Lithuania and the Russian province of Kaliningrad Oblast to the northeast.
Breakdown of border lengths per entity: The Polish coastline is 770 km (480 mi) long.
Their specification and then demarcation in the field had to be normalized in bilateral agreements between the states concerned.
After accession of Poland to the European Union in 2004, border crossings with EU states (Germany, Czech Republic, Slovakia and Lithuania) were made redundant.
Infrastructure remains in place, but its systematic use and the controls are no longer allowed by the Schengen agreement.