This page brings together the map and available local information for BT4 1BL in Northern Ireland. The boundary shown is an approximation created from address points, and each data section explains whether its figures apply to the full postcode or a wider statistical area.
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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 1BL |
| Postcode without spaces | BT41BL |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | January 1995 |
| Directory version | 2026-06 |
| Latitude | 54.5999500 |
| Longitude | -5.8946240 |
| British National Grid | 336,112 E, 374,451 N |
| Country | Northern Ireland |
| Output Area (2021) | N20000880 |
| LSOA (2021) | N21000202 |
| 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 20 March 2025
46900 - Non-specialised wholesale trade
Private Limited Company
Incorporated 18 March 2025
64209 - Activities of other holding companies n.e.c.
Private Limited Company
Incorporated 7 March 2025
68209 - Other letting and operating of own or leased real estate
Private Limited Company
Incorporated 25 March 2022
52230 - Service activities incidental to air transportation
Private Limited Company
Incorporated 3 May 2019
47760 - Retail sale of flowers, plants, seeds, fertilizers, pet animals and pet food in specialised stores
Private Limited Company
Incorporated 21 September 2006
46180 - Agents specialized in the sale of other particular products
Private Limited Company
Incorporated 30 June 2003
46190 - Agents involved in the sale of a variety of goods
Answers use the geographic scope stated with each dataset above.
BT4 1BL is in Northern Ireland.
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