SA18 3BN is located in the Llandybie electoral ward, within the unitary authority of Carmarthenshire and the Welsh Parliamentary constituency of Carmarthen East and Dinefwr. The Local Health Board is Hywel Dda University and the police force is Dyfed-Powys. This postcode has been in use since May 2014.


| Easting | 261538 |
| Northing | 214993 |
| Latitude | 51.816371 |
| Longitude | -4.010163 |
| Country | Wales |
| Postcode District | SA18 |
Elevation or altitude of SA18 3BN as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 70m | 230ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
| Ward | Llandybie |
|---|---|
| Constituency | Carmarthen East And Dinefwr |
2, LLYS MANON, LLANDYBIE, AMMANFORD, SA18 3BN 2020 18 DEC £159,950 |
1, LLYS MANON, LLANDYBIE, AMMANFORD, SA18 3BN 2018 29 MAR £147,500 |
| Blaenau Road | Llandybie | 96m |
| Rugby Club (Woodfield Road) | Llandybie | 114m |
| Rugby Club (Heol Marlais) | Llandybie | 129m |
| Woodfield Road | Llandybie | 141m |
| Woodfield Road | Llandybie | 145m |
| Llandybie Station | 0.7km |
| Ammanford Station | 2.4km |
| Pantyffynnon Station | 4.3km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Woodfield Road | 16:45 | 11:00 | 340m |
| Llandybie P O | 17:00 | 11:30 | 563m |
| Glynhir Road | 17:00 | 11:30 | 833m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for SA18 3BN:
| ITL 1 Code | Name |
|---|---|
| TLL | Wales |
| ITL 2 Code | Name |
| TLL1 | West Wales and The Valleys |
| ITL 3 Code | Name |
| TLL14 | South West Wales |
| LAU 1 Code | Name |
| W06000010 | Carmarthenshire |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SA18 3BN:
| Code | Name | |
|---|---|---|
| OA | W00003667 | |
| LSOA | W01000681 | Carmarthenshire 011B |
| MSOA | W02000152 | Carmarthenshire 011 |
| SA18 3YU | Woodfield Avenue | 87m |
| SA18 3YT | Blaenau Road | 109m |
| SA18 3AQ | Blaenau Road | 117m |
| SA18 3AJ | Blaenau Road | 136m |
| SA18 3YS | Maes Piode | 140m |
| SA18 3US | Woodfield Road | 180m |
| SA18 3UY | Heol Marlais | 209m |
| SA18 3UT | Woodfield Road | 211m |
| SA18 3AX | Blaenau Road | 235m |
| SA18 3UR | Woodfield Road | 255m |