SY21 is a postcode district in Powys, UK. Below is a complete list of SY21 Postcodes (Active). SY21 postcode district comprises of 869 active postcodes and 5 postcode sectors. SY21 district has a population of 17136, and it has 7324 properties in the region.
| Population | 17136 |
| Addresses / Property Count | 7324 |
| Active Postcodes | 869 |
| Nearby Postcode Districts | 25 |
| Active Postcode Sectors | 5 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SY21 7RT | 52.66022100 | -3.14871000 | N/A | N/A | 322402 | 307564 |
| SY21 7RW | 52.65962500 | -3.14776000 | 5 | 10 | 322465 | 307497 |
| SY21 7RY | 52.66070300 | -3.14820500 | 9 | 16 | 322437 | 307617 |
| SY21 7RZ | 52.66030700 | -3.14816500 | 6 | 10 | 322439 | 307573 |
| SY21 7SA | 52.66060500 | -3.14811400 | N/A | N/A | 322443 | 307606 |
| SY21 7SB | 52.66058000 | -3.14790600 | 1 | 2 | 322457 | 307603 |
| SY21 7SD | 52.66001500 | -3.14768400 | 2 | 4 | 322471 | 307540 |
| SY21 7SE | 52.66014200 | -3.14762800 | 1 | 2 | 322475 | 307554 |
| SY21 7SF | 52.65920200 | -3.14902300 | 25 | 37 | 322379 | 307451 |
| SY21 7SG | 52.65917000 | -3.14868200 | 5 | 9 | 322402 | 307447 |
| SY21 7SH | 52.65980300 | -3.14729400 | N/A | N/A | 322497 | 307516 |
| SY21 7SL | 52.65891500 | -3.14804000 | 1 | 3 | 322445 | 307418 |
| SY21 7SP | 52.65840900 | -3.14736100 | 6 | 16 | 322490 | 307361 |
| SY21 7SQ | 52.65905700 | -3.14734900 | 32 | 66 | 322492 | 307433 |
| SY21 7SR | 52.65823600 | -3.14760800 | 6 | 13 | 322473 | 307342 |
| SY21 7SS | 52.65748600 | -3.14708600 | 13 | 25 | 322507 | 307258 |
| SY21 7ST | 52.65618300 | -3.14703700 | 1 | 2 | 322508 | 307113 |
| SY21 7SU | 52.65665000 | -3.14576100 | 2 | 3 | 322595 | 307164 |
| SY21 7SX | 52.65767400 | -3.14812600 | 22 | 34 | 322437 | 307280 |
| SY21 7SY | 52.65622600 | -3.14820600 | 21 | 36 | 322429 | 307119 |
| SY21 7SZ | 52.65624800 | -3.14868000 | 26 | 45 | 322397 | 307122 |
| SY21 7TA | 52.65534700 | -3.14791700 | 16 | 29 | 322447 | 307021 |
| SY21 7TB | 52.65518800 | -3.14948000 | 17 | 27 | 322341 | 307005 |
| SY21 7TD | 52.65442600 | -3.15019900 | 31 | 61 | 322291 | 306921 |
| SY21 7TE | 52.65754600 | -3.14920200 | 4 | 6 | 322364 | 307267 |
| SY21 7TF | 52.65704600 | -3.14704500 | 5 | 8 | 322509 | 307209 |
| SY21 7TG | 52.66641800 | -3.14380000 | 46 | 80 | 322745 | 308248 |
| SY21 7TH | 52.66745800 | -3.14317700 | 5 | 9 | 322789 | 308363 |
| SY21 7TJ | 52.66827800 | -3.13740100 | 29 | 51 | 323181 | 308448 |
| SY21 7TL | 52.66751700 | -3.13982200 | 46 | 87 | 323016 | 308366 |
| SY21 7TN | 52.66873500 | -3.13938000 | 19 | 46 | 323048 | 308501 |
| SY21 7TP | 52.66724700 | -3.13801000 | 7 | 18 | 323138 | 308334 |
| SY21 7TQ | 52.66747500 | -3.14237900 | 14 | 22 | 322843 | 308364 |
| SY21 7TR | 52.66119100 | -3.13761600 | 31 | 85 | 323154 | 307660 |
| SY21 7TS | 52.66832200 | -3.14401300 | 26 | 75 | 322734 | 308460 |
| SY21 7TT | 52.66068700 | -3.13959900 | 7 | 10 | 323019 | 307606 |
| SY21 7TW | 52.66818600 | -3.14127300 | 64 | 171 | 322919 | 308442 |
| SY21 7TX | 52.66762900 | -3.14409800 | 15 | 36 | 322727 | 308383 |
| SY21 7UB | 52.65430900 | -3.14929400 | 20 | 48 | 322352 | 306907 |
| SY21 7UD | 52.65351800 | -3.14831200 | 18 | 48 | 322417 | 306818 |
| SY21 7UE | 52.65375500 | -3.14898400 | 37 | 93 | 322372 | 306845 |
| SY21 7UJ | 52.65505800 | -3.14718500 | 54 | 105 | 322496 | 306988 |
| SY21 7UL | 52.66984800 | -3.13961600 | 51 | 115 | 323034 | 308625 |
| SY21 7UP | 52.66895500 | -3.14176700 | 26 | 64 | 322887 | 308528 |
| SY21 7UR | 52.65461200 | -3.14953900 | 15 | 52 | 322336 | 306941 |
| SY21 7US | 52.65446600 | -3.14705100 | 25 | 27 | 322504 | 306922 |
| SY21 7UT | 52.65806000 | -3.14445400 | N/A | N/A | 322686 | 307319 |
| SY21 7UU | 52.65427100 | -3.14766700 | 18 | 67 | 322462 | 306901 |
| SY21 7UW | 52.66894800 | -3.13963700 | 19 | 41 | 323031 | 308525 |
| SY21 7UX | 52.65902200 | -3.14628300 | N/A | N/A | 322564 | 307428 |