SA18 is a postcode district in Carmarthenshire, UK. Below is a complete list of SA18 Postcodes (Active). SA18 postcode district comprises of 774 active postcodes and 4 postcode sectors. SA18 district has a population of 29743, and it has 12807 properties in the region.
| Population | 29743 |
| Addresses / Property Count | 12807 |
| Active Postcodes | 774 |
| Nearby Postcode Districts | 52 |
| Active Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SA18 3UY | 51.81594700 | -4.00719400 | 24 | 47 | 261740 | 214941 |
| SA18 3YA | 51.81646300 | -4.00432900 | 25 | 60 | 261939 | 214993 |
| SA18 3YB | 51.81681000 | -4.00404000 | 11 | 33 | 261960 | 215031 |
| SA18 3YD | 51.81752000 | -4.00455000 | 29 | 59 | 261927 | 215111 |
| SA18 3YF | 51.81803300 | -4.00348500 | 40 | 84 | 262002 | 215166 |
| SA18 3YG | 51.81673500 | -4.00261500 | 7 | 18 | 262058 | 215020 |
| SA18 3YH | 51.81587000 | -4.00218500 | 16 | 53 | 262085 | 214923 |
| SA18 3YL | 51.81588300 | -4.00354900 | 22 | 60 | 261991 | 214927 |
| SA18 3YN | 51.81608600 | -4.00905700 | 11 | 25 | 261612 | 214960 |
| SA18 3YP | 51.81513600 | -4.00353500 | N/A | N/A | 261990 | 214844 |
| SA18 3YR | 51.81873000 | -4.00794100 | 32 | 80 | 261697 | 215252 |
| SA18 3YS | 51.81745000 | -4.01121200 | 38 | 87 | 261468 | 215116 |
| SA18 3YT | 51.81710100 | -4.00910200 | 21 | 51 | 261612 | 215073 |
| SA18 3YU | 51.81640300 | -4.00888300 | 10 | 23 | 261625 | 214995 |
| SA18 9AD | 51.79164100 | -3.98437700 | N/A | N/A | 263239 | 212195 |
| SA18 9AR | 51.79164100 | -3.98437700 | N/A | N/A | 263239 | 212195 |
| SA18 9AU | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9AW | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9AX | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9BB | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9BD | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9BG | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9BH | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |
| SA18 9BL | 51.79164800 | -3.98439700 | N/A | N/A | 263238 | 212196 |