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 7UY | 52.65371800 | -3.14817000 | 20 | 45 | 322427 | 306840 |
| SY21 7UZ | 52.65413700 | -3.14849100 | 14 | 49 | 322406 | 306887 |
| SY21 7WW | 52.65929600 | -3.14581700 | N/A | N/A | 322596 | 307458 |
| SY21 7XG | 52.66703200 | -3.13100700 | N/A | N/A | 323611 | 308303 |
| SY21 7XW | 52.65857000 | -3.14745400 | 9 | 10 | 322484 | 307379 |
| SY21 7YE | 52.65749700 | -3.13846700 | N/A | N/A | 323090 | 307250 |
| SY21 8AA | 52.61500500 | -3.17937000 | 9 | 25 | 320246 | 302568 |
| SY21 8AB | 52.61162800 | -3.18354800 | 5 | 12 | 319957 | 302197 |
| SY21 8AD | 52.60425800 | -3.18868000 | 4 | 4 | 319596 | 301383 |
| SY21 8AE | 52.60562600 | -3.16866300 | 3 | 5 | 320954 | 301513 |
| SY21 8AF | 52.60302500 | -3.18588500 | 2 | 3 | 319783 | 301243 |
| SY21 8AG | 52.60317100 | -3.18140000 | 7 | 16 | 320087 | 301254 |
| SY21 8AH | 52.59346900 | -3.18880100 | 10 | 21 | 319568 | 300183 |
| SY21 8AJ | 52.59140800 | -3.19320400 | 9 | 24 | 319266 | 299959 |
| SY21 8AL | 52.59456100 | -3.19340700 | 2 | 5 | 319258 | 300310 |
| SY21 8AN | 52.60078400 | -3.19446200 | 5 | 11 | 319198 | 301003 |
| SY21 8AP | 52.61757900 | -3.20320600 | 5 | 17 | 318637 | 302881 |
| SY21 8AQ | 52.59975600 | -3.18944400 | 5 | 14 | 319536 | 300883 |
| SY21 8AR | 52.62830200 | -3.19809300 | 1 | 1 | 319003 | 304068 |
| SY21 8AS | 52.62220100 | -3.21281700 | 5 | 11 | 317995 | 303406 |
| SY21 8AT | 52.62079800 | -3.22592500 | 4 | 9 | 317105 | 303265 |
| SY21 8AU | 52.61564800 | -3.23013900 | 13 | 33 | 316810 | 302697 |
| SY21 8AW | 52.61412300 | -3.18752900 | 5 | 13 | 319692 | 302479 |
| SY21 8AX | 52.61307300 | -3.21887200 | 2 | 5 | 317568 | 302398 |
| SY21 8AY | 52.61102300 | -3.21661400 | 13 | 35 | 317717 | 302167 |
| SY21 8AZ | 52.60605300 | -3.20853100 | 14 | 26 | 318255 | 301605 |
| SY21 8BA | 52.60228000 | -3.20565100 | 2 | 2 | 318443 | 301182 |
| SY21 8BB | 52.60151000 | -3.21059100 | 11 | 23 | 318107 | 301102 |
| SY21 8BD | 52.60307800 | -3.22073500 | 6 | 14 | 317423 | 301288 |
| SY21 8BE | 52.60607300 | -3.23276500 | 10 | 28 | 316614 | 301635 |
| SY21 8BF | 52.59412400 | -3.19431000 | 8 | 16 | 319196 | 300262 |
| SY21 8BG | 52.61130500 | -3.24627900 | 14 | 35 | 315709 | 302233 |
| SY21 8BH | 52.61644400 | -3.25084100 | 21 | 46 | 315410 | 302810 |
| SY21 8BJ | 52.61710100 | -3.29294100 | 27 | 57 | 312561 | 302933 |
| SY21 8BL | 52.61252300 | -3.31029300 | 25 | 59 | 311377 | 302445 |
| SY21 8BN | 52.61321900 | -3.31046400 | 1 | 1 | 311367 | 302523 |
| SY21 8BP | 52.61730500 | -3.31116000 | 7 | 12 | 311328 | 302978 |
| SY21 8BQ | 52.60915300 | -3.23570100 | 9 | 20 | 316421 | 301981 |
| SY21 8BS | 52.62483000 | -3.29644900 | 3 | 9 | 312339 | 303797 |
| SY21 8BT | 52.60037100 | -3.20418100 | 4 | 6 | 318539 | 300968 |
| SY21 8BU | 52.59368800 | -3.19381100 | 15 | 30 | 319229 | 300213 |
| SY21 8BW | 52.60781300 | -3.31987000 | 13 | 27 | 310719 | 301933 |
| SY21 8BX | 52.61168200 | -3.31481700 | 7 | 19 | 311069 | 302357 |
| SY21 8BY | 52.70435600 | -3.03327300 | 6 | 14 | 330280 | 312355 |
| SY21 8DA | 52.70061900 | -3.03698800 | 4 | 11 | 330023 | 311943 |
| SY21 8DB | 52.70044600 | -3.03729400 | 3 | 6 | 330002 | 311924 |
| SY21 8DD | 52.69581900 | -3.03900500 | 3 | 15 | 329879 | 311411 |
| SY21 8DE | 52.70593100 | -3.03609300 | 4 | 11 | 330092 | 312533 |
| SY21 8DF | 52.70249300 | -3.03515000 | 10 | 22 | 330150 | 312150 |
| SY21 8DG | 52.70211400 | -3.03054100 | 3 | 7 | 330461 | 312103 |