TS
29 districts, 17,864 postcodes
Stockton-on-Tees, Redcar and Cleveland, Middlesbrough, Hartlepool, County Durham, North Yorkshire, and others
| District | Postcodes | Local authority |
|---|---|---|
| TS1 | 608 | Middlesbrough |
| TS10 | 1,104 | Redcar and Cleveland |
| TS11 | 360 | Redcar and Cleveland |
| TS12 | 672 | Redcar and Cleveland |
| TS13 | 396 | Redcar and Cleveland |
| TS14 | 517 | Redcar and Cleveland |
| TS15 | 460 | Stockton-on-Tees |
| TS16 | 348 | Stockton-on-Tees |
| TS17 | 1,031 | Stockton-on-Tees |
| TS18 | 889 | Stockton-on-Tees |
| TS19 | 1,079 | Stockton-on-Tees |
| TS2 | 123 | Middlesbrough |
| TS20 | 525 | Stockton-on-Tees |
| TS21 | 545 | County Durham |
| TS22 | 339 | Stockton-on-Tees |
| TS23 | 767 | Stockton-on-Tees |
| TS24 | 747 | Hartlepool |
| TS25 | 1,062 | Hartlepool |
| TS26 | 660 | Hartlepool |
| TS27 | 388 | County Durham |
| TS28 | 165 | County Durham |
| TS29 | 195 | County Durham |
| TS3 | 880 | Middlesbrough |
| TS4 | 513 | Middlesbrough |
| TS5 | 1,024 | Middlesbrough |
| TS6 | 916 | Redcar and Cleveland |
| TS7 | 605 | Middlesbrough |
| TS8 | 398 | Middlesbrough |
| TS9 | 548 | North Yorkshire |