Portsmouth City Council is the local authority of the city of Portsmouth, Hampshire, England. It is a unitary authority, having the powers of a non-metropolitan county and district council combined. It provides a full range of local government services, including Council Tax billing, libraries, social services, town planning, waste collection, and disposal, and it is a local education authority.

Portsmouth Guildhall is a multi-use building in the centre of Portsmouth, Hampshire, England. It is located in a pedestrian square close to Portsmouth and Southsea railway station. Constructed in 1890, the building was known as Portsmouth Town Hall until 1926. It was heavily damaged by bombing during the Second World War and largely rebuilt during the 1950s by the English architect Ernest Berry Webber. It now operates as a concert, wedding and conference venue. It is a Grade II listed building.