Amex most likely pulled your Experian score which is not the same as your Equifax or Transunion score that you call pull on this site. The letter from Amex should indicate which bureau was pulled (usually Experian).
FICOs: Walmart TU08 800 4/3/13; TU98 783 5/2/13; EQ 758 5/2/13; EX 741 (per US Bank 7/24/12)
My Wallet: Amex Gold NPSL w/Pay-Over-Time; Amex Optima Platinum $25K; Amex Costco TE $5K; Amex BCE $4K; BofA Visa $10.1K; Cap1 Cash Rewards Visa Signature $8K; Chase Freedom MC $7.5K; Citi Simplicity Visa $10.9K; Discover $5K; US Bank Cash+ Visa Signature $20K; Walmart Discover $10K
