This letter simply requests a response to a college application that you haven't yet heard about.
1234, Main Street
Boston, MA 02123
04 April, 2005
<Recipient Address Goes Here>
<time you applied> I applied to <school name> for admission in the <semester> semester. I have not yet received a reply, and I would like to find out if you have received my information, and if so, whether or not I have been accepted for admission.
Please contact me at <phone number> as soon as possible to confirm that you received my application materials. Thank you very much.
encl: <List of enclosed items goes here>