DE
24 districts, 17,955 postcodes
Derby, Amber Valley, South Derbyshire, East Staffordshire, Derbyshire Dales, Erewash, and others
| District | Postcodes | Local authority |
|---|---|---|
| DE1 | 700 | Derby |
| DE11 | 1,083 | South Derbyshire |
| DE12 | 568 | North West Leicestershire |
| DE13 | 989 | East Staffordshire |
| DE14 | 800 | East Staffordshire |
| DE15 | 544 | East Staffordshire |
| DE21 | 1,260 | Derby |
| DE22 | 1,086 | Derby |
| DE23 | 1,089 | Derby |
| DE24 | 1,190 | Derby |
| DE3 | 461 | Derby |
| DE4 | 1,023 | Derbyshire Dales |
| DE45 | 312 | Derbyshire Dales |
| DE5 | 537 | Amber Valley |
| DE55 | 1,241 | Amber Valley |
| DE56 | 912 | Amber Valley |
| DE6 | 788 | Derbyshire Dales |
| DE65 | 552 | South Derbyshire |
| DE7 | 1,147 | Erewash |
| DE72 | 452 | Erewash |
| DE73 | 535 | South Derbyshire |
| DE74 | 340 | North West Leicestershire |
| DE75 | 345 | Amber Valley |
| DE99 | 1 | Derby |