border countries: Indonesia 820 km
Paracel Islands:
0 km
Paraguay:
total: 3,920 km
border countries: Argentina 1,880 km, Bolivia 750 km, Brazil 1,290
km
Peru:
total: 5,536 km
border countries: Bolivia 900 km, Brazil 1,560 km, Chile 160 km,
Colombia 1,496 km (est.), Ecuador 1,420 km
Philippines:
0 km
Pitcairn Islands:
0 km
Poland:
total: 2,888 km
border countries: Belarus 605 km, Czech Republic 658 km, Germany 456 km, Lithuania 91 km, Russia (Kaliningrad Oblast) 206 km, Slovakia 444 km, Ukraine 428 km