At this time, I don't do coupon match ups for Winco, but you can find most other stores' match ups on Bargain Believer.
There are two new Winco Stores in Phoenix and Glendale. I think there is one coming in East Mesa, soon. (Probably other locations, too??)
The specific locations are:
330 W Bell Road
Phoenix, AZ 85023
5850 W Bell Road
Glendale, AZ 85308
My understanding is that they don't have weekly ads, just promise low everyday prices. They also don't take credit cards (they do take debit), so be prepared for that. Also be aware that you are expected to bag your own groceries.
Since they don't have a weekly ad, I won't be doing coupon match ups for them since I don't live near a Winco and won't be able to make it there to walk the aisles searching for deals.
If you live close to one, you probably want to check them out. Minimally, this week, they have some good deals to lure you in.
Check out their printable coupons. (Some are the same as Coupons.com, but some are Winco exclusives that are amazing prices.
(Thanks for the coupon links, Kristeena!)