Sonic adresses in Mount Pleasant‚ SC Home Work hours Sonic hours South Carolina Mount Pleasant AddressPhoneMap2868 N Highway 17 Mount Pleasant(843) 856-3922 691 Long Point Rd Mount Pleasant(843) 971-8874 You May Like McAlister's Deli hoursSmoothie King hoursWaffle House hoursMcDonald's hoursDomino's Pizza hoursBiggby Coffee hoursPeople Are Reading