Sonic adresses in Thornton‚ CO Home Work hours Sonic hours Colorado Thornton AddressPhoneMap8711 Washington St Thornton(303) 288-7279 3605 E 104th Ave Thornton(303) 255-4668 You May Like Buffalo Wild Wings hoursLong John Silver's hoursBurger King hoursBlimpie hoursFirehouse Subs hoursWaffle House hoursPeople Are Reading