An apparatus and method are provided for transmitting a text message in a wireless terminal. The apparatus and method include displaying data input when creating a text message and analyzing the data in order to check whether the data are character display instruction words. Character image information corresponding to the character display instruction words is searched. The character image information is added to the display instruction words, and the display instruction words having the character image information are added to the text message. Character data are added to the text message if the data are general character data. The above steps are repeated and recipient information for the character text message is input when the character text message has been created. The created character text message is then transmitted.