| # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | LA | Norway | 7 | 13.5 | LA7 LA8 LB4 LC4 LC5 LN2 LN8 |
| 2 | EU | OH | Finland | 21 | 40.4 | OF1 OF100 OF2 OF4 OF5 OF8 OF9 OG2 OG4 OG5 OG6 OH1 OH2 OH3 OH4 OH5 OH6 OH7 OH8 OH9 OI3 |
| 3 | EU | OH0 | Aland Islands | 1 | 1.9 | OH0 |
| 4 | EU | OZ | Denmark | 7 | 13.5 | OU8 OV9 OZ2 OZ3 OZ4 OZ6 OZ8 |
| 5 | EU | SM | Sweden | 15 | 28.8 | SA6 SC3 SC7 SE0 SE5 SG0 SG8 SI9 SJ2 SJ3 SK4 SK6 SM2 SM3 SM6 |
| 6 | EU | TF | Iceland | 1 | 1.9 | TF3 |