| Area/District | Active Postcodes |
| RG1 | 2,820 |
| RG10 | 947 |
| RG11 | 2,215 |
| RG12 | 3,221 |
| RG13 | 1,028 |
| RG14 | 2,013 |
| RG15 | 817 |
| RG16 | 1,079 |
| RG17 | 926 |
| RG18 | 679 |
| RG19 | 830 |
| RG2 | 1,383 |
| RG20 | 1,179 |
| RG21 | 1,904 |
| RG22 | 1,020 |
| RG23 | 432 |
| RG24 | 1,716 |
| RG25 | 741 |
| RG26 | 1,197 |
| RG27 | 1,279 |
| RG28 | 288 |
| RG29 | 331 |
| RG3 | 1,725 |
| RG30 | 1,462 |
| RG31 | 792 |
| RG4 | 1,725 |
| RG40 | 1,578 |
| RG41 | 1,145 |
| RG42 | 1,454 |
| RG45 | 606 |
| RG5 | 675 |
| RG6 | 1,760 |
| RG7 | 1,932 |
| RG8 | 1,301 |
| RG9 | 1,794 |