Hello there!
My recruit-a-friend codes are:

HY863PW7 (Unused)
NT6XPBHQ (Unused)
TVWHKZUB (Unused)
4B5REA7G (Unused)
TKRR5PJ2 (Unused)
KR26AX4D (Unused)
URSGN4EM (Unused)

How to register a friend code:
1) Create a Square Enix account
2) Log into your Mog Station
3) Go to Manage Service
4) Enter Recruitment Code
5) Type in or copy any of the codes above
6) Enjoy the freebies!
*Remember: you have to enter this code BEFORE you purchase a subscription

If you ever come to Tonberry, you are more than welcome to /tell me anytime. I would be happy to show you around the game and answer any questions you may have