PO21 4 is a postcode sector in Arun, UK. Below is a complete list of PO21 4 Postcodes (Active). PO21 4 postcode sector comprises of 271 active postcodes. PO21 4 sector has a population of 7273, and it has 3544 properties in the region.
| Population | 7273 |
| Addresses / Property Count | 3544 |
| Active Postcodes | 271 |
| Nearby Postcode Districts | 34 |
| Nearby Postcode Sectors | 5 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| PO21 4NP | 50.77201900 | -0.74315900 | 23 | 57 | 488721 | 97690 |
| PO21 4NQ | 50.77893100 | -0.73869100 | 3 | 9 | 489023 | 98464 |
| PO21 4NR | 50.77024900 | -0.74496500 | N/A | N/A | 488597 | 97491 |
| PO21 4NS | 50.77035500 | -0.74648000 | 13 | 34 | 488490 | 97501 |
| PO21 4NT | 50.77006800 | -0.74739500 | 3 | 13 | 488426 | 97468 |
| PO21 4NU | 50.77068000 | -0.74830100 | 4 | 11 | 488361 | 97535 |
| PO21 4NW | 50.77405300 | -0.73995600 | 15 | 42 | 488943 | 97920 |
| PO21 4NX | 50.77148500 | -0.75461800 | 3 | 5 | 487914 | 97617 |
| PO21 4NZ | 50.77715000 | -0.74530500 | N/A | N/A | 488560 | 98258 |
| PO21 4PD | 50.77303700 | -0.73016300 | 2 | 4 | 489635 | 97819 |
| PO21 4PE | 50.77210600 | -0.72961300 | 16 | 40 | 489676 | 97716 |
| PO21 4PF | 50.77169700 | -0.73085800 | 19 | 43 | 489589 | 97669 |
| PO21 4PG | 50.77249400 | -0.73222600 | 43 | 71 | 489491 | 97756 |
| PO21 4PH | 50.77134200 | -0.73210100 | 12 | 26 | 489502 | 97628 |
| PO21 4PJ | 50.78105900 | -0.70874600 | 6 | 8 | 491130 | 98737 |
| PO21 4PL | 50.78130600 | -0.70915000 | 8 | 17 | 491101 | 98764 |
| PO21 4PN | 50.78085000 | -0.71018400 | 10 | 17 | 491029 | 98712 |
| PO21 4PP | 50.78103700 | -0.70840600 | 9 | 18 | 491154 | 98735 |
| PO21 4PQ | 50.77158200 | -0.73603800 | 53 | 99 | 489224 | 97650 |
| PO21 4PR | 50.78069300 | -0.70907600 | 2 | 4 | 491107 | 98696 |
| PO21 4PS | 50.78037900 | -0.70904800 | 8 | 23 | 491110 | 98661 |
| PO21 4PU | 50.77551100 | -0.73011700 | N/A | N/A | 489634 | 98094 |
| PO21 4PW | 50.78024100 | -0.70957700 | 13 | 24 | 491073 | 98645 |
| PO21 4PY | 50.77363800 | -0.73154300 | 21 | 39 | 489537 | 97884 |
| PO21 4PZ | 50.77522600 | -0.73116000 | 25 | 64 | 489561 | 98061 |
| PO21 4QA | 50.77432200 | -0.73244600 | 11 | 22 | 489472 | 97959 |
| PO21 4QB | 50.77455400 | -0.73228400 | 5 | 9 | 489483 | 97985 |
| PO21 4QD | 50.77574100 | -0.73221000 | 29 | 48 | 489486 | 98117 |
| PO21 4QE | 50.77654700 | -0.73025900 | 44 | 82 | 489622 | 98209 |
| PO21 4QF | 50.77726000 | -0.73131700 | 32 | 70 | 489546 | 98287 |
| PO21 4QG | 50.77479300 | -0.73277400 | 4 | 7 | 489448 | 98011 |
| PO21 4QH | 50.77632600 | -0.73233500 | 11 | 32 | 489476 | 98182 |
| PO21 4QJ | 50.77679100 | -0.73368500 | 25 | 47 | 489380 | 98232 |
| PO21 4QL | 50.77743100 | -0.73546900 | 11 | 19 | 489253 | 98301 |
| PO21 4QN | 50.77764900 | -0.73656900 | 5 | 6 | 489175 | 98324 |
| PO21 4QP | 50.77669700 | -0.73584300 | 8 | 13 | 489228 | 98219 |
| PO21 4QQ | 50.77549800 | -0.73305300 | 18 | 32 | 489427 | 98089 |
| PO21 4QR | 50.77467300 | -0.73490500 | 20 | 38 | 489298 | 97995 |
| PO21 4QS | 50.77422100 | -0.73385300 | 18 | 35 | 489373 | 97946 |
| PO21 4QT | 50.77332600 | -0.73258700 | 19 | 38 | 489464 | 97848 |
| PO21 4QU | 50.77304300 | -0.73306200 | 16 | 34 | 489431 | 97816 |
| PO21 4QW | 50.77730800 | -0.73741500 | 4 | 8 | 489116 | 98285 |
| PO21 4QX | 50.77298300 | -0.73421300 | 10 | 22 | 489350 | 97808 |
| PO21 4RA | 50.77222700 | -0.73407700 | 12 | 24 | 489361 | 97724 |
| PO21 4RB | 50.77834800 | -0.71249400 | 10 | 21 | 490871 | 98431 |
| PO21 4RD | 50.77881000 | -0.71354500 | 7 | 18 | 490796 | 98481 |
| PO21 4RG | 50.77691800 | -0.73712800 | 14 | 30 | 489137 | 98242 |
| PO21 4RH | 50.77383200 | -0.73862900 | 34 | 63 | 489037 | 97897 |
| PO21 4RJ | 50.77215200 | -0.73800800 | 24 | 48 | 489084 | 97711 |
| PO21 4RL | 50.77111400 | -0.73841900 | 33 | 64 | 489057 | 97595 |