Use this guide to understand BT4 1NU in Northern Ireland. Start with the interactive location and approximate postcode outline, then browse the available facts and local-area indicators. Labels show which figures relate to the exact postcode and which cover a larger geography.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | BT4 1NU |
| Postcode without spaces | BT41NU |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | December 1984 |
| Directory version | 2026-06 |
| Latitude | 54.5993300 |
| Longitude | -5.8842250 |
| British National Grid | 336,786 E, 374,403 N |
| Country | Northern Ireland |
| Output Area (2021) | N20000883 |
| LSOA (2021) | N21000203 |
| MSOA (2021) | N99999999 |
| Electoral ward | N08000320 |
| Westminster constituency | N05000001 |
The postcode is assigned to these official political geographies. Names and election results will be added when the ElectionMaps datasets are connected.
A detailed vector map covering a 500 metre radius around the postcode.
Companies House records whose registered-office address uses this exact postcode.
Private Limited Company
Incorporated 24 January 2024
85590 - Other education n.e.c.
Private Limited Company
Incorporated 9 September 2022
86220 - Specialists medical practice activities
Private Limited Company
Incorporated 29 November 2021
85590 - Other education n.e.c.
Private Limited Company
Incorporated 22 October 2019
43220 - Plumbing, heat and air-conditioning installation
Private Limited Company
Incorporated 23 January 2014
86220 - Specialists medical practice activities
Private Limited Company
Incorporated 2 August 2009
86900 - Other human health activities
Other company type
Incorporated 25 July 1994
None Supplied
Other company type
Incorporated 8 April 1949
None Supplied
Private Limited Company
Incorporated 19 May 2006
74909 - Other professional, scientific and technical activities n.e.c.
Private Limited Company
Incorporated 19 March 2003
66220 - Activities of insurance agents and brokers
Answers use the geographic scope stated with each dataset above.
BT4 1NU is in Northern Ireland.
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