That link just takes me to an email provider that I don't have.
I don't remember getting any emails from them containing a code that's all letters.
I had same problem also..it said I already entered it.
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FRESHAIRSUNSHINE 100 pts expires 5/14
New KFR Code Worth 50 Pts: KFRC-ELEB-RATE-SMOM exp 5/22
FREEPTSRBLOOMING 100 FREE Points! Expires on May 21st
ITSMOMSDAY2SHINE 50 Points! Expires on May 22nd
Head's up to Kellogg's Family Rewards members!
Check your inbox for an email from Kellogg's with the subject as 'Learn What We're Doing to Help Fed Hungry Kids'. Inside that email may be a code good for 100 free Kellogg's Family Rewards points! The free point codes may not have been send to everyone.
Expires 6/14/17.
WELC0MESPRINGPTS 100 Points expires 5/28
New KFR Code Worth 50 Pts: KICKOFFSUMMERFUN exp 6/5