Russian call signs

Call signs are formed from the blocks.

1) Radio amateurs of the first categories:
R0AA-R9ZZ (except for the suffix HQ);
RA0AA-RZ9ZZ (with the exception of prefixes RB0-RB9, RE0-RE9, RH-RH9, RI0-RI9, RP0-RP9, RR0-RR9 and RS0-RS9);
UA0AA-UI9ZZ;
RA0A-RZ9Z (with the exception of prefixes RB0-RB9, RE0-RE9, RH0-RH9, RI0-RI9, RP0-RP9, RR0-RR9 and RS0-RS9);
UA0A-UI9Z;

2) Radio amateurs of the second categories:
R0AAA-R9ZZZ (except for the suffix SRR);
RA0AAA-RZ9ZZZ (with the exception of prefixes RB0-RB9, RE0-RE9, RH0-RH9, RI0-RI9, RP0-RP9, RR0-RR9 and RS0-RS9);
UA0AAA-UA9ZZZ;

3) Radio amateurs of the third categories:
UB0AAA-UD9ZZZ;
UF0AAA-UG9ZZZ;

4) Radio amateurs of the fourth category:
UE0AAA-UE9ZZZ;
UH0AAA-UI9ZZZ;

5) Repeaters:
RR0AA – RR9ZZ;
RR0AAA – RR9ZZZ;

6) Beacons:
RB0AA – RB9ZZ;

7) Satellites:
RS00S-RS99S;

8) Expedition to space objects:
RS00ISS – RS99ISS;

9) Polar stations, drifting in the ice of the Arctic Ocean (the numbers correspond to the number of polar station):
R00SP – R99SP;

10) Amateur radio stations operating from Antarctica and Islands:
RI prefix;

11) The activities of the Russian Amateur Radio Union:
R0SRR – R9SRR;
R0HQ – R9HQ;
RAEM (only events dedicated to Ernst Krenkel);

12) The Memorial «Victory»:
RP prefix;

13) Other special call signs:
RA00A-RZ99Z, RA00AA-RZ99ZZ, RA00AAA-RZ99ZZZ, RA000A-RZ999Z, RA000AA-RZ999ZZ (with the exception of prefixes RB0–RB9, RI0–RI9, RP0–RP9, RR0–RR9 and RS0–RS9);
R0AAAA-R9ZZZZ, R00AAA-R99ZZZ, R000A-R999Z, R000AA-R999ZZ, R0000A-R9999Z;

14) Other special call signs in the sphere of radio sports:
R0A-R9Z;
R00A-R99Z;
R00AA-R99ZZ (with the exception of block R00SP-R99SP);

15) World War II veterans:
U1-4, U6, U9-0 prefixes (sometimes in the series of prefixes R1-4, R6, R9-0);
Remarks. U4MIR – Alexander Volkov, cosmonaut (astronaut);

16) Temporary stay of the foreign radio amateurs:
R0-R9/Home Call.