| # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 2 | 1.0 | 9A1 9A6 |
| 2 | EU | DL | Fed. Rep. of Germany | 25 | 12.2 | DF1 DF3 DF5 DF6 DF8 DG7 DH2 DJ1 DJ2 DJ4 DJ7 DK2 DK3 DK4 DL1 DL2 DL3 DL4 DL5 DL6 DL8 DL9 DM2 DM3 DM5 |
| 3 | EU | E7 | Bosnia-Herzegovina | 2 | 1.0 | E74 E77 |
| 4 | EU | EA | Spain | 4 | 2.0 | EA1 EA2 EA3 EA5 |
| 5 | EU | ES | Estonia | 2 | 1.0 | ES4 ES6 |
| 6 | EU | EU | Belarus | 6 | 2.9 | EU4 EU5 EU6 EU8 EW6 EW8 |
| 7 | EU | F | France | 4 | 2.0 | F4 F5 F6 F8 |
| 8 | EU | G | England | 3 | 1.5 | G3 G4 M0 |
| 9 | EU | GM | Scotland | 1 | 0.5 | GM0 |
| 10 | EU | GW | Wales | 1 | 0.5 | MW5 |
| 11 | EU | HA | Hungary | 10 | 4.9 | HA1 HA2 HA3 HA4 HA5 HA6 HA7 HA8 HG6 HG8 |
| 12 | EU | HB | Switzerland | 1 | 0.5 | HB9 |
| 13 | EU | I | Italy | 9 | 4.4 | I2 I6 IK1 IK2 IK5 IK8 IV3 IZ3 IZ7 |
| 14 | NA | K | United States | 12 | 5.9 | AA3 AE2 K3 KC1 KF3 N1 N2 N3 N4 W1 W4 W9 |
| 15 | EU | LA | Norway | 2 | 1.0 | LA2 LC4 |
| 16 | EU | LY | Lithuania | 5 | 2.4 | LY2 LY3 LY4 LY7 LY9 |
| 17 | EU | LZ | Bulgaria | 9 | 4.4 | LZ0 LZ1 LZ2 LZ3 LZ4 LZ5 LZ6 LZ7 LZ9 |
| 18 | EU | OE | Austria | 5 | 2.4 | OE1 OE3 OE5 OE8 OE9 |
| 19 | EU | OH | Finland | 1 | 0.5 | OH3 |
| 20 | EU | ON | Belgium | 2 | 1.0 | ON3 ON4 |
| 21 | EU | OZ | Denmark | 3 | 1.5 | OZ4 OZ5 OZ7 |
| 22 | EU | PA | Netherlands | 9 | 4.4 | PA0 PA1 PA2 PA3 PA5 PA7 PC1 PG2 PG3 |
| 23 | EU | S5 | Slovenia | 4 | 2.0 | S51 S53 S54 S57 |
| 24 | EU | SM | Sweden | 10 | 4.9 | SA6 SD1 SE0 SE6 SF6 SM2 SM3 SM5 SM6 SM7 |
| 25 | EU | SP | Poland | 10 | 4.9 | 3Z100 HF0 SN100 SN5 SN6 SP2 SP3 SP4 SP7 SP9 |
| 26 | EU | SV | Greece | 2 | 1.0 | SV1 SV2 |
| 27 | AS | TA | Asiatic Turkey | 1 | 0.5 | TA4 |
| 28 | EU | *TA1 | European Turkey | 1 | 0.5 | TA1 |
| 29 | EU | UA | European Russia | 24 | 11.7 | R2 R3 R4 R6 R7 RA3 RA4 RA5 RG2 RK4 RL4 RM1 RM2 RM6 RT4 RT7 RW3 RW4 RZ3 UA1 UA3 UA4 UA5 UA9 |
| 30 | EU | UA2 | Kaliningrad | 1 | 0.5 | RT2 |
| 31 | AS | UA9 | Asiatic Russia | 3 | 1.5 | R8 RC9 RT9 |
| 32 | EU | UR | Ukraine | 11 | 5.4 | UR3 UR4 UR5 US7 UT1 UT3 UT9 UW1 UY7 UZ1 UZ3 |
| 33 | NA | VE | Canada | 1 | 0.5 | VE3 |
| 34 | EU | YL | Latvia | 3 | 1.5 | YL100 YL2 YL3 |
| 35 | EU | YO | Romania | 8 | 3.9 | YO2 YO3 YO4 YO5 YO7 YO8 YO9 YP5 |
| 36 | EU | YU | Serbia | 7 | 3.4 | YT4 YT5 YU1 YU2 YU4 YU7 YU8 |
| 37 | EU | Z3 | North Macedonia | 1 | 0.5 | Z32 |