| Ilford | Barking | Registrar of births and deaths | The council of the London borough of Barking |
| Romford | Dagenham | Registrar of births and deaths |
| Barnet | Barnet Hospitals | Registrar of births and deaths |
| Barnet and Elstree | Registrar of births and deaths | The council of the London borough of Barnet |
| Hendon | | Superintendent registrar and all registrars of births and deaths and additional registrars of births and deaths |
| Dartford | Erith | Registrar of births and deaths | The council of the London borough of Bexley |
| Sidcup | | Superintendent registrar |
| Bexley | Registrar of births and deaths |
| Willesden | | Superintendent registrar |
| | Deputy superintendent registrar and all registrars of births and deaths and additional registrars of births and deaths | The council of the London borough of Brent |
| Bromley | | Superintendent registrar and all registrars of births and deaths and the additional registrar of births and deaths | The council of the London borough of Bromley |
| Sidcup | Chislehurst | Registrar of births and deaths |
| Holborn | Holborn | Registrar of births and deaths | The council of the London borough of Camden |
| Surrey Mid-Eastern | Coulsdon and Banstead | Registrar of births and deaths | The council of the London borough of Croydon |
| Ealing | | Superintendent registrar |
| Southall | Registrar of births and deaths |
| Ealing | Registrar of births and deaths | The council of the London borough of Ealing |
| Greenford | Registrar of births and deaths and all additional registrars of births and deaths |
| Edmonton | | Superintendent registrar |
| | Deputy superintendent registrar |
| Edmonton | Registrar of births and deaths |
| Pymmes Park | Registrar of births and deaths | The council of the London borough of Enfield |
| Pymmes Park | Deputy registrar of births and deaths |
| Enfield | Registrar of births and deaths and all additional registrars of births and deaths |
| Shoreditch | Shoreditch | Registrar of births and deaths and the additional registrar of births and deaths | The council of the London borough of Hackney |
| Edmonton | Tottenham | Registrar of births and deaths |
| Wood Green | | Superintendent registrar and all registrars of births and deaths and additional registrars of births and deaths | The council of the London borough of Haringey |
| Harrow | | Superintendent registrar | The council of the London borough of Harrow |
| Harrow | Registrar of births and deaths and all additional registrars of births and deaths |
| Romford | Romford | Registrar of births and deaths |
| Hornchurch | Registrar of births and deaths | The council of the London borough of Havering |
| Oldchurch | Registrar of births and deaths and the additional registrar of births and deaths |
| Harrow | Ruislip | Registrar of births and deaths | The council of the London borough of Hillingdon |
| Uxbridge | | Superintendent registrar and all registrars of births and deaths |
| Ealing | | Additional superintendent registrar |
| Acton | Registrar of births and deaths | The council of the London borough of Hounslow |
| Isleworth | Registrar of births and deaths |
| Syon Park | Registrar of births and deaths |
| Syon Park | Deputy registrar of births and deaths |
| Finsbury | | Additional registrar of births and deaths | The council of the London borough of Islington |
| Surrey Northern | | Superintendent registrar |
| Kingston and Malden | Registrar of births and deaths | The council of the Royal borough of Kingston upon Thames |
| Kingston Hill | Registrar of births and deaths and the additional registrar of births and deaths |
| Wandsworth | Clapham | Registrar of births and deaths | The council of the London borough of Lambeth |
| Streatham | Registrar of births and deaths |
| Surrey North-Eastern | | Superintendent registrar |
| Wimbledon | Registrar of births and deaths | The council of the London borough of Merton |
| Merton and Carshalton | Registrar of births and deaths and the additional registrar of births and deaths |
| Essex South Western | Woodford | Registrar of births and deaths | The council of the London borough of Redbridge |
| Ilford | | Superintendent registrar |
| Ilford North | Registrar of births and deaths |
| Ilford South | Registrar of births and deaths |
| Middlesex South | | Superintendent registrar | The council of the London borough of Richmond upon Thames |
| Twickenham | Registrar of births and deaths |
| Surrey Northern | Richmond and Barnes | Registrar of births and deaths |
| Southwark | | All registrars of births and deaths and the additional registrar of births and deaths | The council of the London borough of Southwark |
| Surrey Mid-Eastern | Sutton and Cheam | Registrar of births and deaths | The council of the London borough of Sutton |
| Surrey North Eastern | Mitcham and Beddington | Registrar of births and deaths |
| St. Helier | Registrar of births and deaths |
| Stepney | | All registrars of births and deaths and the additional registrar of births and deaths | The council of the London borough of Tower Hamlets |
| Essex South Western | | Superintendent registrar |
| Leyton | Registrar of births and deaths | The council of the London borough of Waltham Forest |
| Forest | Registrar of births and deaths |
| Walthamstow | Registrar of births and deaths and the additional registrar of births and deaths |
| Battersea | North Battersea | Registrar of births and deaths |
| South Battersea | Registrar of births and deaths |
| St. James' Hospital | Registrar of births and deaths | The council of the London borough of Wandsworth |
| Wandsworth | | Superintendent registrar |
| Tooting | Registrar of births and deaths |
| Putney | Registrar of births and deaths and all additional registrars of births and deaths |
| Middlesex South | Staines | Registrar of births and deaths and the additional registrar of births and deaths | The county council of Surrey |