- By Post or courier: Our registered office is: 20 Grosvenor Gardens, London SW1W 0DH, UK.
- In person: By appointment only please. INTO Staff/volunteers are not always at this office and might be at the National Trust headquarters in Heelis (Swindon)
- Visit our Facebook Site: Click Here
- INTO is also on Facebook in Chinese (Traditional) 點擊這裡
- Send us a message using form below