I haven't done a whole lot of couponing lately but these are some of the coupon blogs I follow on FB (they all have websites/blogs too). Here we only have Dillon's, Homeland, Walgreen's, Target and Walmart so not a whole lot of stores to choose from.
http://www.facebook.com/TheKrazyCouponLady
http://www.facebook.com/Hip2Save
http://www.facebook.com/CouponsAndFreebiesMom
http://www.facebook.com/MomsNeedToKnow
http://www.facebook.com/LifeasMOM