SO21 3 is a postcode sector in Winchester, UK. Below is a complete list of SO21 3 Postcodes (Active). SO21 3 postcode sector comprises of 241 active postcodes. SO21 3 sector has a population of 6157, and it has 2454 properties in the region.
| Population | 6157 |
| Addresses / Property Count | 2454 |
| Active Postcodes | 241 |
| Nearby Postcode Districts | 30 |
| Nearby Postcode Sectors | 3 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SO21 3LR | 51.15177600 | -1.32353300 | 10 | 31 | 447410 | 139386 |
| SO21 3LS | 51.15247200 | -1.32269400 | 14 | 36 | 447468 | 139464 |
| SO21 3LT | 51.15100100 | -1.33263800 | 12 | 32 | 446774 | 139294 |
| SO21 3LU | 51.15088800 | -1.33341200 | 4 | 13 | 446720 | 139281 |
| SO21 3LW | 51.15290500 | -1.32510400 | 13 | 33 | 447299 | 139511 |
| SO21 3LX | 51.19266900 | -1.20732000 | N/A | N/A | 455489 | 144015 |
| SO21 3NA | 51.16175600 | -1.32244300 | 7 | 14 | 447476 | 140497 |
| SO21 3NB | 51.16335700 | -1.31877300 | 2 | 8 | 447731 | 140677 |
| SO21 3ND | 51.16612400 | -1.32927300 | 3 | 9 | 446994 | 140978 |
| SO21 3NE | 51.16806400 | -1.33267700 | 12 | 43 | 446754 | 141192 |
| SO21 3NF | 51.18063700 | -1.37802000 | 7 | 13 | 443572 | 142562 |
| SO21 3NH | 51.15443500 | -1.33879400 | 22 | 74 | 446340 | 139672 |
| SO21 3NJ | 51.15412800 | -1.34334500 | 21 | 57 | 446022 | 139635 |
| SO21 3NL | 51.15476900 | -1.34057600 | 7 | 8 | 446215 | 139708 |
| SO21 3NP | 51.17572600 | -1.37604000 | 4 | 13 | 443715 | 142017 |
| SO21 3NR | 51.15233100 | -1.37491200 | 3 | 7 | 443816 | 139416 |
| SO21 3NS | 51.14113900 | -1.38226700 | 2 | 4 | 443312 | 138167 |
| SO21 3NT | 51.13835000 | -1.38017500 | 3 | 7 | 443461 | 137858 |
| SO21 3NU | 51.14752800 | -1.38815800 | 2 | 3 | 442894 | 138874 |
| SO21 3NX | 51.15272700 | -1.34779800 | 3 | 9 | 445712 | 139476 |
| SO21 3NY | 51.13482400 | -1.35668200 | 1 | 2 | 445108 | 137480 |
| SO21 3NZ | 51.14835400 | -1.34485700 | 12 | 31 | 445922 | 138992 |
| SO21 3PA | 51.15085900 | -1.32676400 | 1 | 5 | 447185 | 139282 |
| SO21 3PB | 51.13812300 | -1.33644000 | 1 | 3 | 446521 | 137859 |
| SO21 3PD | 51.14480200 | -1.32742400 | 6 | 14 | 447145 | 138608 |
| SO21 3PE | 51.15185600 | -1.31718400 | 1 | 2 | 447854 | 139399 |
| SO21 3PF | 51.15114000 | -1.30558500 | 9 | 22 | 448666 | 139327 |
| SO21 3PG | 51.15036200 | -1.30476700 | 7 | 20 | 448724 | 139241 |
| SO21 3PH | 51.14923000 | -1.30567000 | 5 | 13 | 448662 | 139115 |
| SO21 3PJ | 51.14890100 | -1.30484600 | 2 | 8 | 448720 | 139078 |
| SO21 3PL | 51.13581100 | -1.30750100 | 5 | 17 | 448548 | 137621 |
| SO21 3PN | 51.13294700 | -1.31664800 | 4 | 9 | 447911 | 137297 |
| SO21 3PP | 51.15174100 | -1.30447500 | 2 | 4 | 448743 | 139395 |
| SO21 3PQ | 51.14995200 | -1.30546000 | 6 | 20 | 448676 | 139195 |
| SO21 3PR | 51.15479300 | -1.30142700 | 4 | 12 | 448953 | 139736 |
| SO21 3PS | 51.15473400 | -1.30804800 | 4 | 13 | 448490 | 139725 |
| SO21 3PT | 51.15519500 | -1.31225800 | 7 | 18 | 448195 | 139774 |
| SO21 3PW | 51.12394000 | -1.30807900 | 1 | 4 | 448520 | 136300 |
| SO21 3PX | 51.15486900 | -1.31352200 | 2 | 6 | 448107 | 139736 |
| SO21 3PY | 51.15594100 | -1.32079900 | N/A | N/A | 447597 | 139851 |
| SO21 3PZ | 51.16272700 | -1.30408000 | 2 | 8 | 448759 | 140617 |
| SO21 3QA | 51.16368900 | -1.30029100 | 3 | 11 | 449023 | 140726 |
| SO21 3QB | 51.16949300 | -1.29498300 | 2 | 6 | 449388 | 141375 |
| SO21 3QD | 51.17753700 | -1.30347200 | 3 | 5 | 448786 | 142264 |
| SO21 3QF | 51.18217900 | -1.31810900 | 3 | 12 | 447758 | 142771 |
| SO21 3QG | 51.17137500 | -1.33870900 | 4 | 9 | 446329 | 141556 |
| SO21 3QH | 51.17900000 | -1.39591100 | 8 | 18 | 442323 | 142370 |
| SO21 3QJ | 51.17858500 | -1.39739000 | 15 | 44 | 442220 | 142323 |
| SO21 3QQ | 51.17743700 | -1.34696300 | 8 | 18 | 445746 | 142225 |
| SO21 3QR | 51.06756200 | -1.29734500 | N/A | N/A | 449331 | 130038 |