| # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 5 | 2.6 | 9A0 9A2 9A3 9A7 9A8 |
| 2 | EU | CU | Azores | 1 | 0.5 | CR2 |
| 3 | EU | DL | Fed. Rep. of Germany | 12 | 6.3 | DJ5 DK0 DK4 DK8 DL1 DL2 DL3 DL4 DL5 DL6 DM3 DP4 |
| 4 | EU | EA | Spain | 3 | 1.6 | EA55 EA7 ED1 |
| 5 | EU | EA6 | Balearic Islands | 1 | 0.5 | EA6 |
| 6 | EU | EI | Ireland | 4 | 2.1 | EI0 EI2 EI5 EJ1 |
| 7 | EU | ES | Estonia | 2 | 1.1 | ES0 ES5 |
| 8 | EU | EU | Belarus | 2 | 1.1 | EU1 EU6 |
| 9 | EU | F | France | 4 | 2.1 | F4 F5 F6 F8 |
| 10 | EU | G | England | 7 | 3.7 | G0 G3 G4 G5 G7 G9 M2 |
| 11 | EU | GI | Northern Ireland | 1 | 0.5 | GI5 |
| 12 | EU | GM | Scotland | 3 | 1.6 | GM3 GM4 MM3 |
| 13 | EU | GU | Guernsey | 1 | 0.5 | GU9 |
| 14 | EU | GW | Wales | 1 | 0.5 | MW5 |
| 15 | EU | HA | Hungary | 6 | 3.2 | HA1 HA5 HA6 HA8 HG0 HG1 |
| 16 | EU | HB | Switzerland | 1 | 0.5 | HB9 |
| 17 | EU | I | Italy | 7 | 3.7 | I1 I6 IQ3 IV3 IZ2 IZ3 IZ4 |
| 18 | EU | *IT9 | Sicily | 2 | 1.1 | IF9 IT9 |
| 19 | NA | K | United States | 4 | 2.1 | K3 N1 NM5 W1 |
| 20 | EU | LA | Norway | 1 | 0.5 | LA2 |
| 21 | EU | LY | Lithuania | 3 | 1.6 | LY2 LY5 LY7 |
| 22 | EU | LZ | Bulgaria | 4 | 2.1 | LZ0 LZ1 LZ100 LZ7 |
| 23 | EU | OH | Finland | 6 | 3.2 | OG3 OG6 OH1 OH3 OH5 OH6 |
| 24 | EU | OH0 | Aland Islands | 1 | 0.5 | OH0 |
| 25 | EU | OK | Czech Republic | 6 | 3.2 | OK1 OK2 OK4 OL1 OL5 OL6 |
| 26 | EU | OM | Slovak Republic | 3 | 1.6 | OM2 OM4 OM5 |
| 27 | EU | ON | Belgium | 3 | 1.6 | ON5 OR5 OT7 |
| 28 | EU | OZ | Denmark | 1 | 0.5 | OZ0 |
| 29 | EU | PA | Netherlands | 4 | 2.1 | PA3 PA5 PA7 PC5 |
| 30 | EU | S5 | Slovenia | 7 | 3.7 | S52 S53 S54 S56 S57 S58 S59 |
| 31 | EU | SM | Sweden | 8 | 4.2 | SC3 SE4 SF3 SK2 SK3 SM0 SM2 SM5 |
| 32 | EU | SP | Poland | 3 | 1.6 | SN1 SP6 SP9 |
| 33 | AS | TA | Asiatic Turkey | 2 | 1.1 | TA2 TA3 |
| 34 | EU | UA | European Russia | 34 | 17.9 | R1 R15 R3 R4 R7 R9 RA1 RA3 RA7 RG5 RI1 RK1 RK3 RL4 RM1 RM2 RM7 RN1 RT2 RT3 RU3 RU4 RU5 RU6 RV1 RV3 RW5 RW6 RZ1 RZ3 UA1 UA3 UA4 UA6 |
| 35 | AS | UA9 | Asiatic Russia | 7 | 3.7 | R0 R8 RA9 RG0 RK9 RN9 RV9 |
| 36 | AS | UN | Kazakhstan | 2 | 1.1 | UN9 UP4 |
| 37 | EU | UR | Ukraine | 18 | 9.5 | UR4 UR6 US0 US2 US8 UT0 UT1 UT4 UT5 UT7 UV3 UW7 UX0 UX1 UX3 UX7 UY4 UY5 |
| 38 | NA | VE | Canada | 2 | 1.1 | CK7 VY2 |
| 39 | EU | YL | Latvia | 1 | 0.5 | YL2 |
| 40 | EU | YO | Romania | 3 | 1.6 | YO2 YO4 YO9 |
| 41 | EU | YU | Serbia | 4 | 2.1 | YT1 YT2 YT7 YU1 |