Here is my contact information for the next two weeks!
Sister Sarah Ann Mumford
MTC Mailbox #304
2005 N 900 E
Provo, UT 84604-179
I don't know if you guys have heard of dearelder.com. This is the best way to send letter in the MTC!! plus its free :)) They also print out your letter same day for the missionaries! Hope to hear from you soon!!