GL
27 districts, 21,626 postcodes
Stroud, Cheltenham, Cotswold, Gloucester, Tewkesbury, Forest of Dean, and others
| District | Postcodes | Local authority |
|---|---|---|
| GL1 | 1,036 | Gloucester |
| GL10 | 506 | Stroud |
| GL11 | 623 | Stroud |
| GL12 | 469 | Stroud |
| GL13 | 243 | Stroud |
| GL14 | 668 | Forest of Dean |
| GL15 | 811 | Forest of Dean |
| GL16 | 498 | Forest of Dean |
| GL17 | 528 | Forest of Dean |
| GL18 | 329 | Forest of Dean |
| GL19 | 390 | Forest of Dean |
| GL2 | 1,499 | Gloucester |
| GL20 | 998 | Tewkesbury |
| GL3 | 1,065 | Tewkesbury |
| GL4 | 1,163 | Gloucester |
| GL5 | 1,103 | Stroud |
| GL50 | 929 | Cheltenham |
| GL51 | 1,566 | Cheltenham |
| GL52 | 1,381 | Cheltenham |
| GL53 | 749 | Cheltenham |
| GL54 | 1,067 | Cotswold |
| GL55 | 292 | Cotswold |
| GL56 | 530 | Cotswold |
| GL6 | 1,045 | Stroud |
| GL7 | 1,688 | Cotswold |
| GL8 | 338 | Cotswold |
| GL9 | 112 | South Gloucestershire |