| Prefixes | # | Cont. | ID | Country | Prefixes |
|---|
| 1 | EU | 9A | Croatia | 3 | 2.9 | 9A2 9A3 9A5 | | 2 | EU | CT | Portugal | 1 | 1.0 | CT1 | | 3 | EU | EA | Spain | 1 | 1.0 | EA4 | | 4 | EU | ER | Moldova | 1 | 1.0 | ER5 | | 5 | EU | ES | Estonia | 1 | 1.0 | ES4 | | 6 | EU | EU | Belarus | 3 | 2.9 | EU8 EW4 EW8 | | 7 | EU | HA | Hungary | 2 | 1.9 | HA0 HA2 | | 8 | EU | I | Italy | 1 | 1.0 | IK8 | | 9 | EU | *IT9 | Sicily | 1 | 1.0 | IT9 | | 10 | NA | K | United States | 29 | 28.2 | AA5 AA9 AC9 AD5 K0 K2 K3 K4 K6 K8 K9 KD8 KO7 KU4 N0 N4 N8 NK4 NQ8 NU8 W0 W3 W4 W5 W8 WA8 WB2 WD0 WD9 | | 11 | EU | LY | Lithuania | 1 | 1.0 | LY2 | | 12 | EU | LZ | Bulgaria | 1 | 1.0 | LZ6 | | 13 | EU | OH | Finland | 4 | 3.9 | OG4 OH2 OH3 OH8 | | 14 | EU | OK | Czech Republic | 3 | 2.9 | OK2 OK5 OL7 | | 15 | EU | OM | Slovak Republic | 1 | 1.0 | OM8 | | 16 | EU | SM | Sweden | 2 | 1.9 | SE4 SM2 | | 17 | EU | SP | Poland | 5 | 4.9 | HF100 SP2 SP8 SQ5 SQ8 | | 18 | EU | UA | European Russia | 16 | 15.5 | R3 R7 RA1 RA3 RA4 RK1 RT6 RU4 RU5 RV3 RW3 RX3 UA3 UA4 UA6 UC4 | | 19 | EU | UA2 | Kaliningrad | 1 | 1.0 | RN2 | | 20 | AS | UA9 | Asiatic Russia | 4 | 3.9 | RA9 RF9 UC0 UF8 | | 21 | EU | UR | Ukraine | 11 | 10.7 | EM0 UR4 UR7 US5 US7 UT2 UT5 UT7 UX0 UX1 UY7 | | 22 | NA | VE | Canada | 3 | 2.9 | VE1 VE2 VO1 | | 23 | EU | YL | Latvia | 2 | 1.9 | YL2 YL3 | | 24 | EU | YO | Romania | 3 | 2.9 | YO3 YO4 YO9 | | 25 | EU | YU | Serbia | 2 | 1.9 | YT6 YU1 | | 26 | SA | YV | Venezuela | 1 | 1.0 | YV5 |
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