Where was the British TV series Coupling filmed?

Where was the British TV series Coupling filmed, British sitcom Coupling created by Steven Moffat was primarily filmed in studio and on location, with interior scenes filmed at BBC Television Centre in London for early series and later at Teddington Studios, as was common for BBC sitcoms at that time. Show used multi camera setup before live studio audience for interior scenes such as apartments, bar, and other indoor locations, giving it theatrical sitcom feel. Exterior location shots were filmed in and around London, though show set in London, specific streets and establishing shots were filmed in London area, with some scenes in Paris for one episode where characters travel. Unlike some shows that film entirely on location, Coupling relied heavily on studio sets built to represent characters' flats, Jane's apartment, and bar where they meet, which was fictional bar. Production by BBC with Hartswood Films, produced by Sue Vertue. So filming locations were BBC studios in London for interiors and various London locations for exteriors, with audience laughter recorded live. After BBC Television Centre closed, later series used other studios, but primary filming remained in London area, contributing to urban British feel of show.