I sent it to this address:
"The Looming Tower - Season 1" (Until Dec 31 2017)
Silvercup North
295 Locust Avenue
4th Floor
Bronx, NY 10454
USA
![USA [us]](./images/smilies/flag_us.gif)
Apparently they don't accept fanmail there. Since I sent it and got a RTS. They didn't even open the envelope.