O
	Oman – Sultanate of Oman

P
	Pakistan – Islamic Republic of Pakistan		Peru – Republic of Peru
	Palau – Republic of Palau		Philippines – Republic of the Philippines
	Palestine – State of Palestine		Pitcairn Islands – Pitcairn, Henderson, Ducie, and Oeno Islands (UK overseas territory)
	Panama – Republic of Panama		Poland – Republic of Poland
	Papua New Guinea – Independent State of Papua New Guinea		Portugal – Portuguese Republic
	Paraguay – Republic of Paraguay		Puerto Rico – Commonwealth of Puerto Rico (US commonwealth)

Q
	Qatar – State of Qatar

R
	Romania		Rwanda – Republic of Rwanda
	Russia – Russian Federation

S
	Sahrawi Arab Democratic Republic		Slovakia – Slovak Republic
	Saint-Barthélemy – Collectivity of Saint-Barthélemy (French overseas collectivity)		Slovenia – Republic of Slovenia
	Saint Helena (UK overseas territory)		Solomon Islands
	Saint Kitts and Nevis – Federation of Saint Christopher and Nevis		Somalia
	Saint Lucia		Somaliland – Republic of Somaliland
	Saint Martin – Collectivity of Saint Martin (French overseas collectivity)		South Africa – Republic of South Africa
	Saint Pierre and Miquelon – Territorial Collectivity of Saint Pierre and Miquelon (French overseas collectivity)		South Ossetia – Republic of South Ossetia
	Saint Vincent and the Grenadines		Spain – Kingdom of Spain
	Samoa – Independent State of Samoa		Sri Lanka – Democratic Socialist Republic of Sri Lanka
	San Marino – Most Serene Republic of San Marino		Sudan – Republic of the Sudan
	São Tomé and Príncipe – Democratic Republic of São Tomé and Príncipe		Suriname – Republic of Suriname
	Saudi Arabia – Kingdom of Saudi Arabia		Svalbard (Territory of Norway)
	Senegal – Republic of Senegal		Swaziland – Kingdom of Swaziland
	Serbia – Republic of Serbia		Sweden – Kingdom of Sweden
	Seychelles – Republic of Seychelles		Switzerland – Swiss Confederation
	Sierra Leone – Republic of Sierra Leone		Syria – Syrian Arab Republic
	Singapore – Republic of Singapore

T
See China, Republic of for the country that is commonly referred to as Taiwan
	Tajikistan – Republic of Tajikistan		Trinidad and Tobago – Republic of Trinidad and Tobago
	Tanzania – United Republic of Tanzania		Tristan da Cunha (Dependency of the UK overseas territory of Saint Helena)
	Thailand – Kingdom of Thailand		Tunisia – Tunisian Republic
	Togo – Togolese Republic		Turkey – Republic of Turkey
	Tokelau (Overseas territory of New Zealand)		Turkmenistan
	Tonga – Kingdom of Tonga		Turks and Caicos Islands (UK overseas territory)
	Transnistria - Transnistrian Moldovan Republic		Tuvalu

U
	Uganda – Republic of Uganda		United States – United States of America
	Ukraine		Uruguay – Eastern Republic of Uruguay
	United Arab Emirates		Uzbekistan – Republic of Uzbekistan
	United Kingdom – United Kingdom of Great Britain and Northern Ireland

V
	Vanuatu – Republic of Vanuatu		Vietnam – Socialist Republic of Vietnam
	Vatican City – State of the Vatican City		Virgin Islands, British – British Virgin Islands (UK overseas territory)
	Venezuela – Bolivarian Republic of Venezuela		Virgin Islands, United States – United States Virgin Islands (US organized territory)

W
	Wallis and Futuna – Territory of Wallis and Futuna Islands (French overseas collectivity)

X
	Romania		Rwanda – Republic of Rwanda
	Russia – Russian Federation

Y
	Yemen – Republic of Yemen

Z
	Zambia – Republic of Zambia		Zimbabwe – Republic of Zimbabwe