AL7 4 is a postcode sector in Welwyn Hatfield, UK. Below is a complete list of AL7 4 Postcodes (Active). AL7 4 postcode sector comprises of 241 active postcodes. AL7 4 sector has a population of 10409, and it has 4200 properties in the region.
| Population | 10409 |
| Addresses / Property Count | 4200 |
| Active Postcodes | 241 |
| Nearby Postcode Districts | 9 |
| Nearby Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| AL7 4HR | 51.78394000 | -0.19867900 | 4 | 12 | 524352 | 211010 |
| AL7 4HS | 51.78433900 | -0.19937000 | 17 | 39 | 524303 | 211053 |
| AL7 4HT | 51.78513800 | -0.20232900 | 26 | 79 | 524097 | 211137 |
| AL7 4HW | 51.78343800 | -0.19410300 | 14 | 39 | 524669 | 210962 |
| AL7 4HX | 51.78283500 | -0.18767600 | N/A | N/A | 525114 | 210906 |
| AL7 4HZ | 51.78213600 | -0.19192300 | 49 | 118 | 524823 | 210821 |
| AL7 4JA | 51.78120500 | -0.19216300 | 20 | 66 | 524809 | 210717 |
| AL7 4JB | 51.78119000 | -0.19119200 | 5 | 20 | 524876 | 210717 |
| AL7 4JH | 51.78873600 | -0.19711100 | 14 | 36 | 524447 | 211546 |
| AL7 4JJ | 51.79000600 | -0.19715800 | 1 | 1 | 524440 | 211687 |
| AL7 4JL | 51.79035900 | -0.19846300 | 30 | 37 | 524349 | 211724 |
| AL7 4JN | 51.78883900 | -0.19788600 | 34 | 62 | 524393 | 211556 |
| AL7 4JP | 51.78632300 | -0.19638000 | 24 | 64 | 524504 | 211279 |
| AL7 4JQ | 51.78381700 | -0.18760400 | 109 | 190 | 525116 | 211015 |
| AL7 4JR | 51.78727800 | -0.19577300 | 6 | 15 | 524543 | 211386 |
| AL7 4JS | 51.78556000 | -0.19511600 | 9 | 23 | 524593 | 211196 |
| AL7 4JT | 51.78420400 | -0.19540600 | 10 | 30 | 524577 | 211045 |
| AL7 4JU | 51.78445500 | -0.19637800 | 1 | 1 | 524509 | 211071 |
| AL7 4JW | 51.78672300 | -0.19603100 | 21 | 72 | 524527 | 211324 |
| AL7 4JX | 51.78478100 | -0.19428200 | 13 | 48 | 524653 | 211111 |
| AL7 4JY | 51.78433500 | -0.19396600 | 29 | 83 | 524676 | 211062 |
| AL7 4JZ | 51.78497600 | -0.19354900 | 22 | 69 | 524703 | 211134 |
| AL7 4LA | 51.78496900 | -0.19253400 | 12 | 34 | 524773 | 211135 |
| AL7 4LB | 51.78525800 | -0.19140600 | 37 | 109 | 524850 | 211169 |
| AL7 4LD | 51.78447600 | -0.18969800 | 15 | 43 | 524970 | 211085 |
| AL7 4LE | 51.78421300 | -0.19012900 | 7 | 22 | 524941 | 211055 |
| AL7 4LF | 51.78465900 | -0.18931300 | 13 | 39 | 524996 | 211106 |
| AL7 4LG | 51.78523000 | -0.18903000 | 44 | 134 | 525014 | 211170 |
| AL7 4LH | 51.78416300 | -0.19216100 | 26 | 73 | 524801 | 211046 |
| AL7 4LJ | 51.78474800 | -0.19219500 | 20 | 56 | 524797 | 211111 |
| AL7 4LL | 51.78616600 | -0.19710800 | 12 | 14 | 524454 | 211260 |
| AL7 4LP | 51.78381700 | -0.18760400 | 28 | 50 | 525116 | 211015 |
| AL7 4LQ | 51.78445700 | -0.19136600 | 5 | 17 | 524855 | 211080 |
| AL7 4LR | 51.78381700 | -0.18760400 | 34 | 57 | 525116 | 211015 |
| AL7 4LT | 51.79030900 | -0.18950800 | 8 | 22 | 524967 | 211734 |
| AL7 4LU | 51.79036600 | -0.19024500 | 14 | 47 | 524916 | 211739 |
| AL7 4LX | 51.78959600 | -0.18919900 | 0 | 1 | 524990 | 211655 |
| AL7 4LY | 51.78995000 | -0.18824200 | 31 | 49 | 525055 | 211696 |
| AL7 4LZ | 51.78933900 | -0.18823800 | 11 | 16 | 525057 | 211628 |
| AL7 4NA | 51.79031500 | -0.19223400 | 24 | 59 | 524779 | 211730 |
| AL7 4NB | 51.79069300 | -0.19461100 | 11 | 30 | 524614 | 211768 |
| AL7 4NE | 51.79065000 | -0.19119100 | 8 | 8 | 524850 | 211769 |
| AL7 4NF | 51.78920100 | -0.19169800 | 16 | 39 | 524819 | 211607 |
| AL7 4NG | 51.78911100 | -0.19289100 | 8 | 22 | 524737 | 211595 |
| AL7 4NH | 51.78988400 | -0.19458500 | 26 | 79 | 524618 | 211678 |
| AL7 4NJ | 51.78935300 | -0.19621200 | 19 | 57 | 524507 | 211616 |
| AL7 4NL | 51.78959200 | -0.19478200 | 24 | 55 | 524605 | 211645 |
| AL7 4NN | 51.78906500 | -0.19511100 | 4 | 14 | 524584 | 211586 |
| AL7 4NP | 51.78817800 | -0.19592900 | 13 | 41 | 524530 | 211486 |
| AL7 4NQ | 51.79009600 | -0.19375000 | 49 | 138 | 524675 | 211703 |