| # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 4O | Montenegro | 1 | 0.6 | 4O7 |
| 2 | EU | 9A | Croatia | 1 | 0.6 | 9A1 |
| 3 | EU | DL | Fed. Rep. of Germany | 20 | 11.2 | DD5 DD7 DF2 DF5 DF8 DG8 DH6 DL1 DL2 DL3 DL4 DL5 DL6 DL8 DL9 DM1 DM5 DO6 DP9 DQ1 |
| 4 | EU | EA | Spain | 5 | 2.8 | EA1 EA3 EA4 EA5 EA7 |
| 5 | EU | EI | Ireland | 2 | 1.1 | EI7 EI8 |
| 6 | EU | EU | Belarus | 5 | 2.8 | EU1 EU4 EV1 EW6 EW8 |
| 7 | EU | F | France | 5 | 2.8 | F1 F4 F5 F6 TM3 |
| 8 | EU | G | England | 8 | 4.5 | 2E0 G0 G1 G2 G3 G4 M0 M1 |
| 9 | EU | GI | Northern Ireland | 2 | 1.1 | GI4 MI0 |
| 10 | EU | GM | Scotland | 2 | 1.1 | GM0 GM1 |
| 11 | EU | GW | Wales | 1 | 0.6 | MW9 |
| 12 | EU | HB | Switzerland | 1 | 0.6 | HB9 |
| 13 | EU | I | Italy | 22 | 12.3 | I0 I1 I2 IK0 IK1 IK2 IK3 IK4 IK7 IK8 IU0 IU1 IU2 IU5 IV3 IW1 IW2 IW6 IZ3 IZ4 IZ5 IZ8 |
| 14 | EU | *IT9 | Sicily | 2 | 1.1 | IR9 IT9 |
| 15 | NA | K | United States | 17 | 9.5 | AB4 AC9 AD4 K3 K9 KA4 KB3 KC8 KE1 KI6 N3 N4 N5 W2 W3 W4 WA2 |
| 16 | EU | LA | Norway | 1 | 0.6 | LC3 |
| 17 | EU | LY | Lithuania | 2 | 1.1 | LY2 LY5 |
| 18 | EU | LZ | Bulgaria | 1 | 0.6 | LZ3 |
| 19 | EU | OE | Austria | 2 | 1.1 | OE5 OE9 |
| 20 | EU | OH | Finland | 4 | 2.2 | OH2 OH5 OH8 OH9 |
| 21 | EU | OK | Czech Republic | 4 | 2.2 | OK1 OK2 OK4 OK7 |
| 22 | EU | OM | Slovak Republic | 1 | 0.6 | OM1 |
| 23 | EU | ON | Belgium | 5 | 2.8 | ON2 ON3 ON4 ON5 ON6 |
| 24 | EU | OZ | Denmark | 3 | 1.7 | OZ1 OZ11 OZ6 |
| 25 | EU | PA | Netherlands | 13 | 7.3 | PA0 PA2 PA3 PA4 PC1 PC5 PC9 PD0 PD2 PE1 PE2 PG1 PG7 |
| 26 | EU | S5 | Slovenia | 1 | 0.6 | S53 |
| 27 | EU | SM | Sweden | 6 | 3.4 | 7S2 7S9 SB7 SE4 SE6 SI3 |
| 28 | EU | SP | Poland | 6 | 3.4 | 3Z9 SP2 SP3 SP4 SP9 SQ5 |
| 29 | EU | SV | Greece | 2 | 1.1 | SV1 SV2 |
| 30 | EU | *TA1 | European Turkey | 1 | 0.6 | TC100 |
| 31 | EU | UA | European Russia | 12 | 6.7 | R3 R6 R9 RA3 RG2 RM5 RN1 RN5 RT6 RU5 RV1 UA3 |
| 32 | AS | UA9 | Asiatic Russia | 1 | 0.6 | U8 |
| 33 | EU | UR | Ukraine | 5 | 2.8 | UR5 UT2 UT4 UW1 UZ1 |
| 34 | OC | YB | Indonesia | 3 | 1.7 | YB0 YB1 YB9 |
| 35 | EU | YO | Romania | 7 | 3.9 | YO2 YO3 YO4 YO5 YO6 YO9 YQ6 |
| 36 | EU | YU | Serbia | 3 | 1.7 | QRP0 YT2 YU5 |
| 37 | EU | Z3 | North Macedonia | 1 | 0.6 | Z36 |
| 38 | AF | ZS | South Africa | 1 | 0.6 | ZT3 |