Empress, I'd recommend that you call AAdvantage customer service (1-800-882-8880). Have you used your account yet? I think AA tends to wait until your account shows activity before they send out your card, but it took several months before I got mine too.
Regards,
FewMiles..
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Unofficial guide to AAdvantage:
http://home.webflyer.com/fewmiles/AA/