CF
39 districts, 23,402 postcodes
Cardiff, Rhondda Cynon Taf, Bridgend, Vale of Glamorgan, Caerphilly, Merthyr Tydfil, and others
| District | Postcodes | Local authority |
|---|---|---|
| CF10 | 631 | Cardiff |
| CF11 | 868 | Cardiff |
| CF14 | 1,658 | Cardiff |
| CF15 | 511 | Cardiff |
| CF23 | 910 | Cardiff |
| CF24 | 1,054 | Cardiff |
| CF3 | 922 | Cardiff |
| CF30 | 10 | Cardiff |
| CF31 | 979 | Bridgend |
| CF32 | 800 | Bridgend |
| CF33 | 309 | Bridgend |
| CF34 | 417 | Bridgend |
| CF35 | 484 | Bridgend |
| CF36 | 415 | Bridgend |
| CF37 | 885 | Rhondda Cynon Taf |
| CF38 | 448 | Rhondda Cynon Taf |
| CF39 | 556 | Rhondda Cynon Taf |
| CF40 | 479 | Rhondda Cynon Taf |
| CF41 | 249 | Rhondda Cynon Taf |
| CF42 | 310 | Rhondda Cynon Taf |
| CF43 | 257 | Rhondda Cynon Taf |
| CF44 | 1,015 | Rhondda Cynon Taf |
| CF45 | 437 | Rhondda Cynon Taf |
| CF46 | 348 | Merthyr Tydfil |
| CF47 | 633 | Merthyr Tydfil |
| CF48 | 752 | Merthyr Tydfil |
| CF5 | 1,443 | Cardiff |
| CF61 | 230 | Vale of Glamorgan |
| CF62 | 906 | Vale of Glamorgan |
| CF63 | 478 | Vale of Glamorgan |
| CF64 | 923 | Vale of Glamorgan |
| CF71 | 284 | Vale of Glamorgan |
| CF72 | 687 | Rhondda Cynon Taf |
| CF81 | 386 | Caerphilly |
| CF82 | 501 | Caerphilly |
| CF83 | 1,207 | Caerphilly |
| CF91 | 14 | Cardiff |
| CF95 | 5 | Cardiff |
| CF99 | 1 | Cardiff |