Sectors in S21
| Sector | Main place | Postcodes |
|---|---|---|
| S21 1 | Killamarsh | 187 |
| S21 2 | Killamarsh | 31 |
| S21 3 | Renishaw | 55 |
| S21 4 | Eckington | 170 |
| S21 5 | Marsh Lane | 24 |
Places covered by S21
- Killamarsh North East Derbyshire · 215
- Eckington North East Derbyshire · 166
- Renishaw North East Derbyshire · 38
- Marsh Lane North East Derbyshire · 15
- Spinkhill North East Derbyshire · 6
- Middle Handley North East Derbyshire · 3
- Greenside North East Derbyshire · 1
- Nether Handley North East Derbyshire · 1
- West Handley North East Derbyshire · 1