L
48 districts, 20,849 postcodes
Liverpool, Sefton, Knowsley, West Lancashire, St. Helens, Halton, and others
| District | Postcodes | Local authority |
|---|---|---|
| L1 | 460 | Liverpool |
| L10 | 293 | Sefton |
| L11 | 549 | Liverpool |
| L12 | 587 | Liverpool |
| L13 | 562 | Liverpool |
| L14 | 479 | Liverpool |
| L15 | 472 | Liverpool |
| L16 | 245 | Liverpool |
| L17 | 458 | Liverpool |
| L18 | 556 | Liverpool |
| L19 | 491 | Liverpool |
| L2 | 174 | Liverpool |
| L20 | 984 | Sefton |
| L21 | 572 | Sefton |
| L22 | 280 | Sefton |
| L23 | 700 | Sefton |
| L24 | 402 | Liverpool |
| L25 | 858 | Liverpool |
| L26 | 362 | Knowsley |
| L27 | 156 | Liverpool |
| L28 | 116 | Knowsley |
| L29 | 22 | Sefton |
| L3 | 575 | Liverpool |
| L30 | 460 | Sefton |
| L31 | 790 | Sefton |
| L32 | 540 | Knowsley |
| L33 | 547 | Knowsley |
| L34 | 471 | Knowsley |
| L35 | 747 | Knowsley |
| L36 | 972 | Knowsley |
| L37 | 687 | Sefton |
| L38 | 99 | Sefton |
| L39 | 760 | West Lancashire |
| L4 | 797 | Liverpool |
| L40 | 572 | West Lancashire |
| L5 | 436 | Liverpool |
| L6 | 504 | Liverpool |
| L67 | 1 | Liverpool |
| L68 | 1 | Sefton |
| L69 | 228 | Liverpool |
| L7 | 460 | Liverpool |
| L70 | 15 | Liverpool |
| L71 | 12 | Sefton |
| L72 | 33 | Sefton |
| L74 | 25 | Liverpool |
| L75 | 12 | Sefton |
| L8 | 699 | Liverpool |
| L9 | 628 | Liverpool |