I see you are located in Murfreesboro. At least that's what your profile says!
I'm close to Jackson, TN.
There is one place in Murfreesboro that carries Orijen accdording to their website. Here it is:
Stones River Pet Products
215 Robert Rose Drive, Suite E
Murfreesboro, TN 37129
Phone: (615) 278-9573
www.stonesriverpetproducts.com
Also, there are several stores in Nashville that carry it as well.
Here is the link to the Orijen website for the stores in TN.
The stores that carry it should have the sample packs for around $3 or so.