are good places as well as Track of the Wolf. As stated above, the more you buy, the better the price is on them. I buy mine at Friendship IN at the NMLRA Walter Cline Range in June or Sept when they have their 2 annual national shoots there. The NMLRA also has a range in AZ, never been there BUT figure they are set up like Friendship when they have the Winter National Shoots at the range in AZ. IF you want to check out the NMLRA got to:
IF you go nto ntheir classified section, you will find some adds as to flints in there besides the links that have been supplied by replies.