Explore BT1 1GJ in Northern Ireland through its map and available local datasets. The outline is an approximate boundary derived from address locations, while the information below distinguishes full-postcode records from statistics covering surrounding official areas.
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Create a Custom MapCore details from the ONS Postcode Directory. Geography codes identify the official areas containing this postcode.
| Postcode | BT1 1GJ |
| Postcode without spaces | BT11GJ |
| Status | Active postcode |
| User type | Small user postcode |
| Introduced | December 1984 |
| Directory version | 2026-06 |
| Latitude | 54.5999100 |
| Longitude | -5.9354040 |
| British National Grid | 333,477 E, 374,369 N |
| Country | Northern Ireland |
| Output Area (2021) | N20001079 |
| LSOA (2021) | N21000251 |
| MSOA (2021) | N99999999 |
| Electoral ward | N08000315 |
| Westminster constituency | N05000003 |
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 19 November 2025
13923 - manufacture of household textiles
Private Limited Company
Incorporated 12 May 2023
95120 - Repair of communication equipment
Private Limited Company
Incorporated 26 March 2019
56302 - Public houses and bars
Private Limited Company
Incorporated 7 February 2002
78200 - Temporary employment agency activities
Answers use the geographic scope stated with each dataset above.
BT1 1GJ is in Northern Ireland.
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Explore other full postcodes in the same postcode sector.