Contact information for the Northern Ireland Office (NIO), which supports the Secretary of State for Northern Ireland in taking forward government policy in Northern Ireland. In addition to supporting and fostering the political and democratic process in Northern Ireland, the department has overall responsibility for law and order, political affairs, policing and criminal justice. It also has responsibility for matters relating to the licensing and legislation concerning firearms and explosives, including fireworks
| Point of contact | Northern Ireland Office (NIO) |
| Address | Castle Buildings Block B Stormont Estate Belfast BT4 3SG |
| Phone number | 028 9052 0700 |
| Text phone | 028 9052 7668 |
| Fax | 028 9037 8088 |
| Website | Northern Ireland Office (NIO) |