[n 2] In the period 1832–1983, North Wiltshire was an alternative name for Chippenham or the Northern Division of Wiltshire and as Chippenham dates to the original countrywide Parliament, the Model Parliament, this period is covered in more detail in that article.

[2] 1832–1885: The Hundreds of Chippenham, North Damerham, Bradford, Melksham, Potterne and Cannings, Calne, Selkley, Ramsbury, Whorwelsdown, Swanborough, Highworth, Cricklade and Staple, Kingsbridge, and Malmesbury.

1997–2010: The District of North Wiltshire wards of Allington, Ashton Keynes, Audley, Avon, Box, Bremhill, Brinkworth, Colerne, Corsham, Crudwell, Hill Rise, Hilmarton, Kington Langley, Kington St Michael, Lacock, Lyneham, Malmesbury, Malmesbury Road, Minety, Monkton Park, Neston and Gastard, Nettleton, Park, Pickwick, Purton, Queen's, Redland, St Paul Malmesbury Without, Sherston, Somerford, The Lydiards, Town, Westcroft, Wootton Bassett North, and Wootton Bassett South.

Its main towns were Calne, Royal Wootton Bassett, Cricklade and Malmesbury, and it also contained villages, both small and large, spread over a large area of farming countryside, including the well-known (often-painted and photographed) village of Castle Combe.

[5] Further to the completion of the 2023 Periodic Review of Westminster constituencies, the seat was abolished for the 2024 general election, with its contents distributed three ways:[2]