| # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 5 | 2.5 | 9A1 9A2 9A3 9A5 9A9 |
| 2 | EU | CT | Portugal | 1 | 0.5 | CT7 |
| 3 | EU | DL | Fed. Rep. of Germany | 14 | 6.9 | DF0 DF7 DJ1 DJ3 DK1 DK2 DK3 DL0 DL1 DL2 DL3 DL4 DL6 DL8 |
| 4 | EU | EA | Spain | 4 | 2.0 | EA1 EA5 EC5 EF3 |
| 5 | EU | EI | Ireland | 1 | 0.5 | EI5 |
| 6 | EU | ES | Estonia | 2 | 1.0 | ES5 ES7 |
| 7 | EU | EU | Belarus | 10 | 4.9 | EU1 EU3 EU6 EU8 EV6 EW1 EW2 EW3 EW7 EW8 |
| 8 | EU | F | France | 5 | 2.5 | F0 F1 F5 F6 F8 |
| 9 | EU | G | England | 5 | 2.5 | G0 G3 G4 G5 M5 |
| 10 | EU | GM | Scotland | 1 | 0.5 | GM4 |
| 11 | EU | GW | Wales | 2 | 1.0 | MW0 MW5 |
| 12 | EU | HA | Hungary | 10 | 4.9 | HA3 HA4 HA6 HA8 HA9 HG14 HG4 HG6 HG7 HG8 |
| 13 | EU | HB | Switzerland | 1 | 0.5 | HB9 |
| 14 | EU | I | Italy | 9 | 4.4 | I0 I2 IK8 IQ1 IQ2 IV3 IZ4 IZ5 IZ8 |
| 15 | EU | *IT9 | Sicily | 1 | 0.5 | IT9 |
| 16 | EU | LA | Norway | 1 | 0.5 | LA7 |
| 17 | EU | LX | Luxembourg | 1 | 0.5 | LX4 |
| 18 | EU | LY | Lithuania | 7 | 3.4 | LY1 LY2 LY3 LY4 LY5 LY6 LY9 |
| 19 | EU | LZ | Bulgaria | 6 | 2.9 | LZ1 LZ3 LZ4 LZ5 LZ7 LZ8 |
| 20 | EU | OE | Austria | 1 | 0.5 | OE8 |
| 21 | EU | OH | Finland | 7 | 3.4 | OF1 OF2 OF5 OF6 OG6 OH2 OH3 |
| 22 | EU | OH0 | Aland Islands | 1 | 0.5 | OH0 |
| 23 | EU | OK | Czech Republic | 4 | 2.0 | OK1 OK2 OK3 OK6 |
| 24 | EU | OM | Slovak Republic | 2 | 1.0 | OM3 OM7 |
| 25 | EU | ON | Belgium | 4 | 2.0 | ON3 ON5 OP4 OQ5 |
| 26 | EU | OZ | Denmark | 1 | 0.5 | OZ5 |
| 27 | EU | PA | Netherlands | 4 | 2.0 | PA0 PA3 PA4 PA9 |
| 28 | EU | S5 | Slovenia | 9 | 4.4 | S50 S51 S52 S53 S54 S56 S57 S58 S59 |
| 29 | EU | SM | Sweden | 6 | 2.9 | SA6 SD1 SD6 SE4 SF3 SM9 |
| 30 | EU | SP | Poland | 5 | 2.5 | SN7 SP2 SP4 SP7 SQ9 |
| 31 | EU | UA | European Russia | 29 | 14.2 | R1 R2 R3 R4 R7 RA3 RA6 RA7 RC6 RD1 RK3 RL4 RL5 RM1 RM2 RN6 RQ4 RT3 RU1 RU6 RW4 RX3 RY6 RZ3 RZ4 UA3 UA6 UB7 UF4 |
| 32 | EU | UA2 | Kaliningrad | 1 | 0.5 | UI2 |
| 33 | EU | UR | Ukraine | 27 | 13.2 | UR1 UR4 UR5 UR6 UR7 US2 UT0 UT1 UT3 UT4 UT5 UT7 UT8 UV5 UV7 UW1 UW2 UW3 UX0 UX3 UX4 UX7 UX9 UY3 UY7 UZ3 UZ5 |
| 34 | EU | YL | Latvia | 3 | 1.5 | YL2 YL3 YL5 |
| 35 | EU | YO | Romania | 7 | 3.4 | YO2 YO4 YO5 YO9 YP5 YQ6 YR8 |
| 36 | EU | YU | Serbia | 6 | 2.9 | YT1 YT2 YT4 YT6 YT7 YU1 |
| 37 | EU | Z3 | North Macedonia | 1 | 0.5 | Z32 |