| # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 5 | 1.9 | 9A0 9A1 9A3 9A5 9A7 |
| 2 | EU | CT | Portugal | 3 | 1.1 | CR6 CT1 CT7 |
| 3 | EU | DL | Fed. Rep. of Germany | 58 | 21.8 | DA0 DA2 DA3 DD2 DD5 DD6 DF0 DF1 DF2 DF3 DF4 DF5 DF6 DF8 DG1 DG6 DH1 DJ0 DJ1 DJ2 DJ3 DJ4 DJ5 DJ7 DJ8 DJ9 DK0 DK1 DK2 DK3 DK4 DK5 DK6 DK7 DK8 DK9 DL0 DL1 DL2 DL3 DL4 DL5 DL6 DL7 DL8 DL9 DM1 DM2 DM3 DM5 DM7 DP6 DQ1 DQ2 DR2 DR5 DR6 DR7 |
| 4 | EU | E7 | Bosnia-Herzegovina | 4 | 1.5 | E7 E71 E72 E77 |
| 5 | EU | EA | Spain | 6 | 2.3 | EA1 EA3 EA4 EA5 EF1 EF5 |
| 6 | EU | EA6 | Balearic Islands | 1 | 0.4 | EA6 |
| 7 | EU | EI | Ireland | 1 | 0.4 | EI8 |
| 8 | EU | ER | Moldova | 2 | 0.8 | ER0 ER4 |
| 9 | EU | EU | Belarus | 5 | 1.9 | EU1 EU2 EW1 EW5 EW8 |
| 10 | EU | F | France | 6 | 2.3 | F4 F5 F6 F8 TM4 TM6 |
| 11 | EU | G | England | 8 | 3.0 | G3 G4 G5 G6 M0 M1 M3 M4 |
| 12 | EU | GM | Scotland | 3 | 1.1 | GM2 GM3 MM1 |
| 13 | EU | GW | Wales | 2 | 0.8 | GW4 MW4 |
| 14 | EU | HA | Hungary | 7 | 2.6 | HA2 HA3 HA4 HA5 HA6 HA8 HG3 |
| 15 | EU | HB | Switzerland | 1 | 0.4 | HB9 |
| 16 | EU | I | Italy | 21 | 7.9 | I1 I2 I5 II2 II8 IK0 IK1 IK3 IK4 IK7 IK8 IO0 IO8 IP4 IP9 IU4 IU8 IV3 IZ2 IZ6 IZ8 |
| 17 | EU | IS | Sardinia | 1 | 0.4 | IS0 |
| 18 | EU | *IT9 | Sicily | 2 | 0.8 | II9 IO9 |
| 19 | EU | LA | Norway | 3 | 1.1 | LA7 LA8 LC2 |
| 20 | EU | LX | Luxembourg | 1 | 0.4 | LX1 |
| 21 | EU | LY | Lithuania | 4 | 1.5 | LY2 LY3 LY4 LY5 |
| 22 | EU | LZ | Bulgaria | 4 | 1.5 | LZ1 LZ2 LZ5 LZ8 |
| 23 | EU | OE | Austria | 5 | 1.9 | OE1 OE2 OE3 OE6 OE8 |
| 24 | EU | OH | Finland | 6 | 2.3 | OG2 OG7 OH2 OH3 OH5 OH6 |
| 25 | EU | OK | Czech Republic | 6 | 2.3 | OK1 OK2 OL0 OL5 OL8 OL9 |
| 26 | EU | OM | Slovak Republic | 5 | 1.9 | OM2 OM3 OM5 OM6 OM7 |
| 27 | EU | ON | Belgium | 9 | 3.4 | ON3 ON4 ON5 ON7 OO4 OP7 OQ5 OR2 OT4 |
| 28 | EU | OZ | Denmark | 2 | 0.8 | OZ5 OZ7 |
| 29 | EU | PA | Netherlands | 8 | 3.0 | PA0 PA3 PA6 PC0 PC4 PC5 PE2 PG2 |
| 30 | EU | S5 | Slovenia | 6 | 2.3 | S51 S52 S53 S56 S57 S59 |
| 31 | EU | SM | Sweden | 8 | 3.0 | SD1 SD6 SE4 SE5 SF6 SM2 SM3 SM6 |
| 32 | EU | SP | Poland | 12 | 4.5 | 3Z1 SN5 SN7 SO4 SP1 SP2 SP3 SP4 SP5 SP7 SP8 SP9 |
| 33 | EU | SV | Greece | 2 | 0.8 | SV1 SV2 |
| 34 | EU | TF | Iceland | 1 | 0.4 | TF3 |
| 35 | EU | UA | European Russia | 18 | 6.8 | R3 R4 R5 R7 RA3 RK2 RL3 RM2 RN3 RN4 RU1 RU3 RV3 RW3 UA4 UA6 UA7 UC6 |
| 36 | EU | UA2 | Kaliningrad | 1 | 0.4 | RT2 |
| 37 | EU | UR | Ukraine | 15 | 5.6 | UR2 UR3 UR5 UR6 UR7 US1 US3 US7 UT1 UT4 UV1 UW5 UX1 UY5 UZ7 |
| 38 | EU | YL | Latvia | 3 | 1.1 | YL1 YL2 YL7 |
| 39 | EU | YO | Romania | 7 | 2.6 | YO4 YO7 YO8 YO9 YP8 YQ6 YQ8 |
| 40 | EU | YU | Serbia | 3 | 1.1 | YT5 YU1 YU7 |
| 41 | EU | Z3 | North Macedonia | 1 | 0.4 | Z35 |