This blog provides Papa John's coupon codes collected from various coupon sites. The post lists several coupon providers like CouponCabin, RetailMeNot, CouponMountain, DealLocker, and DealCatcher that offer different Papa John's promo codes. Readers are encouraged to try the codes from each site. While printable coupons are not available, the blog aims to share codes and updates through RSS feeds.