SA18 3 is a postcode sector in Carmarthenshire, UK. Below is a complete list of SA18 3 Postcodes (Active). SA18 3 postcode sector comprises of 265 active postcodes. SA18 3 sector has a population of 10916, and it has 4630 properties in the region.
| Population | 10916 |
| Addresses / Property Count | 4630 |
| Active Postcodes | 265 |
| Nearby Postcode Districts | 52 |
| Nearby Postcode Sectors | 3 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SA18 3SD | 51.78888900 | -4.05146400 | 11 | 30 | 258604 | 212017 |
| SA18 3SE | 51.78710700 | -4.04635200 | 5 | 11 | 258951 | 211809 |
| SA18 3SF | 51.78399800 | -4.04467400 | 51 | 122 | 259057 | 211460 |
| SA18 3SG | 51.78429700 | -4.04248400 | 24 | 53 | 259209 | 211489 |
| SA18 3SH | 51.77501300 | -4.04580500 | 1 | 3 | 258951 | 210463 |
| SA18 3SJ | 51.78044300 | -4.04228100 | N/A | N/A | 259211 | 211060 |
| SA18 3SL | 51.77419300 | -4.03866500 | 17 | 46 | 259441 | 210358 |
| SA18 3SN | 51.77142800 | -4.03882100 | 36 | 87 | 259422 | 210051 |
| SA18 3SP | 51.77076700 | -4.02305900 | 1 | 3 | 260507 | 209947 |
| SA18 3SR | 51.78389100 | -4.04930900 | 51 | 138 | 258737 | 211457 |
| SA18 3SS | 51.78405800 | -4.04691000 | 26 | 39 | 258903 | 211471 |
| SA18 3SU | 51.79717600 | -3.99735400 | N/A | N/A | 262361 | 212835 |
| SA18 3SW | 51.77063200 | -4.02669100 | N/A | N/A | 260256 | 209939 |
| SA18 3SX | 51.78860400 | -4.04715900 | 41 | 110 | 258900 | 211977 |
| SA18 3SY | 51.79615800 | -3.99741500 | 1 | 1 | 262354 | 212722 |
| SA18 3SZ | 51.79166000 | -4.02859100 | 37 | 72 | 260190 | 212281 |
| SA18 3TA | 51.79568000 | -3.99962700 | N/A | N/A | 262200 | 212673 |
| SA18 3TB | 51.79394800 | -4.00792800 | 8 | 22 | 261622 | 212496 |
| SA18 3TD | 51.79219200 | -4.00858900 | 42 | 165 | 261571 | 212302 |
| SA18 3TE | 51.79045600 | -4.00545200 | 43 | 102 | 261782 | 212103 |
| SA18 3TF | 51.78960700 | -4.00618300 | 21 | 46 | 261729 | 212010 |
| SA18 3TG | 51.78877800 | -4.00524700 | 10 | 12 | 261791 | 211916 |
| SA18 3TH | 51.79416900 | -4.01289700 | 36 | 93 | 261280 | 212530 |
| SA18 3TJ | 51.78866700 | -4.00647500 | 7 | 14 | 261706 | 211906 |
| SA18 3TL | 51.79470800 | -4.01184800 | 24 | 59 | 261354 | 212588 |
| SA18 3TN | 51.79343700 | -4.02303000 | 71 | 188 | 260579 | 212468 |
| SA18 3TP | 51.79096900 | -4.02693600 | 29 | 70 | 260302 | 212201 |
| SA18 3TQ | 51.79159900 | -4.00696800 | 10 | 20 | 261681 | 212233 |
| SA18 3TR | 51.79457400 | -4.00856900 | 22 | 47 | 261580 | 212567 |
| SA18 3TS | 51.79503000 | -4.00933900 | 37 | 69 | 261528 | 212619 |
| SA18 3TT | 51.78358000 | -4.04648200 | 67 | 161 | 258931 | 211417 |
| SA18 3TU | 51.78441600 | -4.02211900 | 40 | 97 | 260614 | 211463 |
| SA18 3TW | 51.79302100 | -4.02059000 | 5 | 9 | 260746 | 212417 |
| SA18 3TX | 51.79232500 | -4.00659400 | 7 | 20 | 261709 | 212313 |
| SA18 3TY | 51.79368900 | -4.02717400 | 15 | 38 | 260294 | 212504 |
| SA18 3TZ | 51.79217900 | -4.02765800 | 5 | 11 | 260256 | 212337 |
| SA18 3UA | 51.78376900 | -4.02206100 | 18 | 40 | 260616 | 211391 |
| SA18 3UB | 51.78468600 | -4.01524400 | 19 | 41 | 261089 | 211480 |
| SA18 3UD | 51.79421500 | -4.01538400 | N/A | N/A | 261109 | 212540 |
| SA18 3UE | 51.78622300 | -4.01479100 | 16 | 42 | 261125 | 211650 |
| SA18 3UF | 51.81294700 | -4.00694400 | 31 | 67 | 261748 | 214607 |
| SA18 3UG | 51.81382200 | -4.00683800 | 36 | 76 | 261758 | 214704 |
| SA18 3UH | 51.78191500 | -4.02049000 | 1 | 2 | 260719 | 211182 |
| SA18 3UJ | 51.77052100 | -4.03936900 | N/A | N/A | 259381 | 209951 |
| SA18 3UL | 51.82064100 | -4.00502800 | 1 | 3 | 261904 | 215459 |
| SA18 3UP | 51.82009800 | -4.00528900 | 15 | 31 | 261884 | 215399 |
| SA18 3UR | 51.81792100 | -4.00742700 | 30 | 67 | 261730 | 215161 |
| SA18 3US | 51.81496500 | -4.00883300 | 23 | 53 | 261624 | 214835 |
| SA18 3UT | 51.81451400 | -4.00948000 | 33 | 81 | 261578 | 214786 |
| SA18 3UU | 51.81456200 | -4.00769800 | 60 | 114 | 261701 | 214788 |