The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Palau
7,100 (2009)

Panama
537,100 (2009)

Papua New Guinea
60,000 (2009)

Paraguay
387,300 (2009)

Peru
2.965 million (2009)

Philippines
4.1 million (2009)

Pitcairn Islands 1 (there are 17 telephones on one party line); (2004)

Poland
9.556 million (2009)

Portugal
4.049 million (2009)

Puerto Rico
870,100 (2009)