Prefix BT1 contains 11 postcode records across 29 mapped localities in United Kingdom.
Based on 40 records, 11 postcode values and 29 mapped localities. Coordinate coverage is 100.0%.
| Postal code | Locality | Administrative path | Coordinates |
|---|---|---|---|
| BT1 | Belfast | Northern Ireland / Belfast | 54.5833, -5.9333 |
| BT10 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT10 | Finaghy | Northern Ireland / Belfast Greater | 54.55, -5.9833 |
| BT11 | Andersonstown | Northern Ireland / Belfast Greater | 54.5786, -5.9997 |
| BT11 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT11 | Belfast West | Northern Ireland / Belfast Greater | 54.581, -5.9665 |
Compare this range with other active postcode prefixes from the same country-level directory.
This page keeps a bounded sample for fast crawling and links each code to its canonical lookup page. Use the country export when you need the full prefix dataset.
| Postal code | Locality | Region | Coordinates |
|---|---|---|---|
| BT1 | Belfast | Northern Ireland / Belfast | 54.5833, -5.9333 |
| BT10 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT10 | Finaghy | Northern Ireland / Belfast Greater | 54.55, -5.9833 |
| BT11 | Andersonstown | Northern Ireland / Belfast Greater | 54.5786, -5.9997 |
| BT11 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT11 | Belfast West | Northern Ireland / Belfast Greater | 54.581, -5.9665 |
| BT12 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT12 | Belfast South | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT12 | Belfast West | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT12 | Sandy Row | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT12 | The Village | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT13 | Ballgomartin | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT13 | Belfast North | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Belfast West | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Glencairn | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Highfield | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Shankill Road | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Springmartin | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT13 | Woodvale | Northern Ireland / Belfast Greater | 54.6105, -5.9625 |
| BT14 | Ballysillan | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT14 | Ballysillan Upper | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT14 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT14 | Crumlin Road | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT15 | Antrim Road | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT15 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT15 | Belfast North | Northern Ireland / Belfast Greater | 54.5833, -5.9333 |
| BT16 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT16 | Dundonald | Northern Ireland / Belfast Greater | 54.592, -5.798 |
| BT17 | Belfast | Northern Ireland | 54.5833, -5.9333 |
| BT17 | Derriaghy | Northern Ireland / Belfast Greater | 54.5666, -5.9648 |
| BT17 | Dunmurry | Northern Ireland / Belfast Greater | 54.5499, -5.9963 |
| BT17 | Hannahstown | Northern Ireland / Belfast Greater | 54.5666, -5.9648 |
| BT17 | Lisburn City | Northern Ireland / Belfast Greater | 54.5666, -5.9648 |
| BT18 | Craigavad | Northern Ireland / County Down | 54.6386, -5.8247 |
| BT18 | Holywood | Northern Ireland / County Down | 54.6386, -5.8247 |
| BT19 | Bangor | Northern Ireland | 54.6534, -5.6689 |
| BT19 | Crawfordsburn | Northern Ireland / County Down | 54.6597, -5.7314 |
| BT19 | Groomsport | Northern Ireland / County Down | 54.6756, -5.6179 |
| BT19 | Helens Bay | Northern Ireland / County Down | 54.65, -5.7333 |