Panama
total: 555 km
border countries: Colombia 225 km, Costa Rica 330 km
Papua New Guinea
total: 820 km
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: 2,788 km
border countries: Belarus 407 km, Czech Republic 658 km, Germany 456
km, Lithuania 91 km, Russia (Kaliningrad Oblast) 206 km, Slovakia
444 km, Ukraine 526 km
Portugal total: 1,214 km border countries: Spain 1,214 km
Puerto Rico 0 km