Yes, there's Xenia, Ohio; and many Chinese names translated into English start with the letter x, for example:
xx
Zillmere is a suburb in Queensland, Australia
There are countries that begin with letters A-W and Y-Z. However, there are no countries in the world beginning with X.
Texas.
No country begins with the letter x.
Isolationism and neutrality.
No crops starting with the letter X are grown in Louisiana, or anywhere else in the world.
Xeron. The sharpest sword it the world. There is no knife with a name beginning with X.
Xanxere is a city in southern Brazil. It is located in the state of Santa Catarina.
There is no synonym for awesome beginning with the letter x.
there is no state that starts with the letter x, but u might wanna check a world map on google 4 a country that starts with the letter x.
X-rayXenonXeroxSince the question asked for "three-letter" words beginning with "X", how about "xis"?