Blackwells Tax Service is located on 113 N Jefferson Ave in Newport. General tax services offered include: Electronic Filing. They have not yet been reviewed on MojoPages.com. They are available to assist you from the hours of Monday 8:00am to 8:00pm , Tuesday 8:00am to 8:00pm , Wednesday 8:00am to 8:00pm , Thursday 8:00am to 8:00pm , Friday 8:00am to 8:00pm , Saturday 8:00am to 5:00pm and they can be reached by calling (423) 625-9284 .