SA33 5AB is located in the St Clears and Llansteffan electoral ward, within the unitary authority of Carmarthenshire and the Welsh Parliamentary constituency of Carmarthen West and South Pembrokeshire. The Local Health Board is Hywel Dda University and the police force is Dyfed-Powys. This postcode has been in use since January 1980.


| Easting | 238708 |
| Northing | 216753 |
| Latitude | 51.826058 |
| Longitude | -4.341916 |
| Country | Wales |
| Postcode District | SA33 |
Elevation or altitude of SA33 5AB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 80m | 262ft |
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 | St Clears And Llansteffan |
|---|---|
| Constituency | Carmarthen West And South Pembrokeshire |
Y FORLAN, HEOL SMYRNA, LLANGAIN, CARMARTHEN, SA33 5AB 2024 29 NOV £515,000 |
CEFNGLAS, HEOL SMYRNA, LLANGAIN, CARMARTHEN, SA33 5AB 2024 4 OCT £250,000 |
BRYNTYWI, HEOL SMYRNA, LLANGAIN, CARMARTHEN, SA33 5AB 2019 23 AUG £250,000 |
| Llangain Church Lane (B4312) | Llangain | 551m |
| Green Castle (B4312) | Llangain | 635m |
| Green Castle (B4312) | Llangain | 635m |
| Capel Smyrna (B4312) | Llangain | 873m |
| Towy Lodge (B4312) | Llanllwch | 878m |
| Carmarthen Station | 3.9km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 0.0% |
| 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
| Median download speed | 3.8Mbps |
| Average download speed | 3.5Mbps |
| Maximum download speed | 5.19Mbps |
| Median upload speed | 0.4Mbps |
| Average upload speed | 0.6Mbps |
| Maximum upload speed | 1.04Mbps |
| Percentage of properties unable to receive 2Mbps | 50.0% |
| Percentage of properties unable to receive 5Mbps | 100.0% |
| Percentage of properties unable to receive 10Mbps | 100.0% |
| Percentage of properties unable to receive 30Mbps | 100.0% |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Llangain Post Office | 16:00 | 11:30 | 1,094m |
| Croesyceiliog | 15:00 | 08:15 | 2,104m |
| Johnstown Post Office | 17:15 | 11:30 | 3,162m |
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 SA33 5AB:
| 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 SA33 5AB:
| Code | Name | |
|---|---|---|
| OA | W00003760 | |
| LSOA | W01000700 | Carmarthenshire 027G |
| MSOA | W02000418 | Carmarthenshire 027 |
| SA33 5AD | Heol Smyrna | 495m |
| SA33 5BJ | Heol Smyrna | 635m |
| SA33 5BD | 762m | |
| SA33 5AQ | Ger Y Capel | 833m |
| SA33 5BE | Dol Y Dderwen | 860m |
| SA33 5AF | Coedmor Avenue | 1035m |
| SA33 5AE | School Road | 1059m |
| SA33 5BH | Heol Smyrna | 1097m |
| SA33 5BL | 1108m | |
| SA33 5AG | Maesyrawel | 1214m |