Did you mean 'wouldn't'?
Write a letter (snail mail) to the friend's ex-roommate. The post office should have a forwarding address. Other ways to locate her are through her friends, place of work, parents, church, beauty salon, health club, car mechanic, etc.
Once you have found her, apply charm, liquor, flowers or chocolates to get her to call DirecTV.
There's a difference between needing help, and just being plain ole' lazy.
"You cannot teach a man anything. You can only help him find it for himself." Galileo Galilei (1564-1642)
HR20-700 with 2 TB, HR22-100, HR22-100, HR22-100, HR23-100 all running 0x5cd and networked.