| Hammaps > ITU zones > 18 |

| JW | Svalbard | EU | 18 | 40 | JQ98 |
| JX | Jan Mayen | EU | 18 | 40 | IQ50 |
| LA-LN | Norway | EU | 18 | 14 | JP50 |
| OF-OI | Finland | EU | 18 | 15 | KP20 |
| OH0 | Aland Is. | EU | 18 | 15 | JP90 |
| OJ0 | Market Reef | EU | 18 | 15 | JP90 |
| OU-OW, OZ | Denmark | EU | 18 | 14 | JO55 |
| OY | Faroe Is. | EU | 18 | 14 | IP61 |
| SA-SM | Sweden | EU | 18 | 14 | JO99 |
| prefix | entity | continent | ITU zone | CQ zone | GL |