Plumbquick covers the Hornby South CBD and all Hornby South suburbs including Halswell, Merivale, Fendalton, Sumner, Cashmere, Redcliffs, Lincoln, Prebbleton, West Melton, St Albans, Clifton, Strowan, Kennedys Bush, Huntsbury, Moncks Bay, Scarborough, Westmorland, Richmond Hill, and Mount Pleasant.