Panama
Only Costa Rica.
The 120 degrees west longitude line passes through North America, specifically through parts of Canada, the United States, Mexico, and some Central American countries.
The 80 W meridian passes through-- Canada-- USA-- Cuba-- Cayman Islands-- Panama-- Ecuador -- Peru-- Antarctica
The Panama canal runs through the modern day country of Panama, in Central America, at the narrowest point in the American continent.
Algiers
"15 degrees north" passes through roughly 16 different countries, and "30 degrees east" also passes through roughly 16 different countries. The point where they coincide is located in central Sudan, about 175 miles west-southwest of Khartoum.
Tirana, Albania
Egypr
MexicoBahamasMexico would be the north American country... I had to answer this question to!!
Rio de Janeiro
75 degrees west extends through North America and South America.