| Ortschaft | Postleitzahl |
|---|---|
| Ardrossan, North Ayrshire | KA22 |
| Auchengate, North Ayrshire | KA11 |
| Barrmill, North Ayrshire | KA15 |
| Beith, North Ayrshire | KA15 |
| Benslie, North Ayrshire | KA13 |
| Blackwaterfoot, North Ayrshire | KA27 |
| Bourtreehill North, North Ayrshire | KA11 |
| Bourtreehill South, North Ayrshire | KA11 |
| Brodick, North Ayrshire | KA27 |
| Broomlands, North Ayrshire | KA11 |
| Burnhouse, North Ayrshire | KA15 |
| Corrie, North Ayrshire | KA27 |
| Corriegills, North Ayrshire | KA27 8BL |
| Cunninghamhead, North Ayrshire | KA3 |
| Dalgarven, North Ayrshire | KA13 6PL |
| Dalry, North Ayrshire | KA24 |
| Dippen, North Ayrshire | KA27 |
| Dreghorn, North Ayrshire | KA11 |
| Drybridge, North Ayrshire | KA11 |
| Eglinton, North Ayrshire | KA13 7QD, KA13 7QE |
| Fairlie, North Ayrshire | KA29 |
| Gateside, North Ayrshire | KA15 |
| Girdle Toll, North Ayrshire | KA11 |
| Glengarnock, North Ayrshire | KA14 |
| Heatherhouse Industrial Estate, North Ayrshire | KA12 8HL, KA12 8HN, KA12 … |
| I3 Irvine Innovation & Industry, North Ayrshire | KA11 5AR |