IP4 1 is a postcode sector in Ipswich, UK. Below is a complete list of IP4 1 Postcodes (Active). IP4 1 postcode sector comprises of 142 active postcodes. IP4 1 sector has a population of 3567, and it has 1717 properties in the region.
| Population | 3567 |
| Addresses / Property Count | 1717 |
| Active Postcodes | 142 |
| Nearby Postcode Districts | 33 |
| Nearby Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| IP4 1AD | 52.05585800 | 1.15562100 | 2 | 2 | 616442 | 244419 |
| IP4 1AE | 52.05602700 | 1.15505000 | N/A | N/A | 616402 | 244436 |
| IP4 1AG | 52.05562000 | 1.15611500 | 5 | 13 | 616477 | 244394 |
| IP4 1AL | 52.05455900 | 1.15569100 | 2 | 2 | 616453 | 244275 |
| IP4 1AP | 52.05558200 | 1.15577700 | 4 | 9 | 616454 | 244389 |
| IP4 1AQ | 52.05415700 | 1.15592500 | 11 | 13 | 616471 | 244231 |
| IP4 1AR | 52.05557100 | 1.15659300 | 8 | 17 | 616510 | 244390 |
| IP4 1AS | 52.05286900 | 1.16035600 | 1 | 1 | 616781 | 244101 |
| IP4 1AU | 52.05611600 | 1.15664700 | 4 | 7 | 616511 | 244451 |
| IP4 1AX | 52.05283500 | 1.16138900 | N/A | N/A | 616852 | 244100 |
| IP4 1AY | 52.05579700 | 1.15656500 | 1 | 1 | 616507 | 244415 |
| IP4 1BA | 52.05570200 | 1.15766800 | 1 | 1 | 616583 | 244408 |
| IP4 1BB | 52.05533700 | 1.15888200 | 11 | 15 | 616668 | 244371 |
| IP4 1BD | 52.05553200 | 1.15908500 | 6 | 6 | 616681 | 244393 |
| IP4 1BE | 52.05434900 | 1.15790700 | 39 | 53 | 616606 | 244258 |
| IP4 1BF | 52.05275500 | 1.15462900 | 8 | 12 | 616389 | 244071 |
| IP4 1BJ | 52.05263800 | 1.14658300 | N/A | N/A | 615838 | 244034 |
| IP4 1BN | 52.05415500 | 1.15675600 | 12 | 12 | 616528 | 244233 |
| IP4 1BP | 52.05398100 | 1.15753100 | 6 | 9 | 616582 | 244216 |
| IP4 1BQ | 52.05388300 | 1.15682400 | 2 | 3 | 616534 | 244203 |
| IP4 1BS | 52.05512600 | 1.15844400 | 23 | 43 | 616639 | 244346 |
| IP4 1BU | 52.05449100 | 1.15898300 | 1 | 1 | 616679 | 244277 |
| IP4 1BW | 52.05562500 | 1.15753100 | N/A | N/A | 616574 | 244399 |
| IP4 1BX | 52.05454700 | 1.15713400 | N/A | N/A | 616552 | 244278 |
| IP4 1BY | 52.05282600 | 1.15904000 | N/A | N/A | 616691 | 244092 |
| IP4 1BZ | 52.05308200 | 1.15843100 | 5 | 6 | 616648 | 244119 |
| IP4 1DJ | 52.05264000 | 1.15479700 | 65 | 99 | 616401 | 244059 |
| IP4 1DL | 52.05462800 | 1.15452800 | 3 | 19 | 616373 | 244279 |
| IP4 1DN | 52.05485500 | 1.15614900 | N/A | N/A | 616483 | 244309 |
| IP4 1DQ | 52.05380800 | 1.15763600 | 12 | 22 | 616590 | 244197 |
| IP4 1DR | 52.05612700 | 1.15600500 | 2 | 2 | 616467 | 244450 |
| IP4 1DS | 52.05775800 | 1.15654300 | N/A | N/A | 616496 | 244633 |
| IP4 1DT | 52.05465200 | 1.15488000 | 18 | 36 | 616397 | 244283 |
| IP4 1DU | 52.05638400 | 1.15638800 | N/A | N/A | 616492 | 244480 |
| IP4 1DW | 52.05240300 | 1.15536300 | N/A | N/A | 616441 | 244034 |
| IP4 1DX | 52.05554800 | 1.15468100 | 2 | 2 | 616379 | 244382 |
| IP4 1DY | 52.05473800 | 1.15848900 | 34 | 75 | 616644 | 244303 |
| IP4 1EB | 52.05671100 | 1.15601700 | 6 | 13 | 616465 | 244515 |
| IP4 1ED | 52.05673700 | 1.15641300 | N/A | N/A | 616492 | 244519 |
| IP4 1EE | 52.05733900 | 1.15607600 | N/A | N/A | 616466 | 244585 |
| IP4 1EF | 52.05728500 | 1.15607200 | N/A | N/A | 616466 | 244579 |
| IP4 1EG | 52.05734300 | 1.15651400 | 1 | 1 | 616496 | 244587 |
| IP4 1EJ | 52.05745400 | 1.15706200 | 2 | 2 | 616533 | 244601 |
| IP4 1EN | 52.05729800 | 1.15785300 | N/A | N/A | 616588 | 244586 |
| IP4 1ER | 52.05768700 | 1.15687400 | N/A | N/A | 616519 | 244626 |
| IP4 1EW | 52.05723900 | 1.15970200 | 1 | 1 | 616715 | 244585 |
| IP4 1FA | 52.05258000 | 1.15670300 | N/A | N/A | 616532 | 244058 |
| IP4 1FE | 52.05268400 | 1.15717800 | N/A | N/A | 616564 | 244071 |
| IP4 1FF | 52.05264800 | 1.15826900 | 22 | 31 | 616639 | 244070 |
| IP4 1FG | 52.05247800 | 1.15758600 | 6 | 8 | 616593 | 244049 |