Sectors in CM12
| Sector | Main place | Postcodes |
|---|---|---|
| CM12 0 | Billericay | 266 |
| CM12 2 | Billericay | 15 |
| CM12 9 | Billericay | 226 |
Places covered by CM12
- Billericay Basildon · 454
- Little Burstead Basildon · 15
- Noak Hill Basildon · 11
- Havering's Grove Brentwood · 3
CM12 postcodes: Billericay
CM12 is a postcode district in the CM area (Chelmsford). It has 3 sectors and 507 live postcodes, mainly in Billericay (Basildon).