Country codes: R

Réunion (department of France)

ISO 3166-1 numeric 638	ISO 3166-1 alpha-3 REU	ISO 3166-1 alpha-2 RE	ICAO airport code prefix FME
E.164 code 262	IOC country code —	Country code top-level domain .re	ICAO aircraft regis. prefix F-
E.212 mobile country code 647	NATO three-letter code REU	NATO two-letter code RE	LOC MARC code RE
ITU Maritime ID 660	ITU letter code REU	FIPS country code RE	License plate code F
GS1 GTIN prefix —	UNDP country code REU	WMO country code RE	ITU callsign prefixes —

Romania

ISO 3166-1 numeric 642	ISO 3166-1 alpha-3 ROU	ISO 3166-1 alpha-2 RO	ICAO airport code prefix LR
E.164 code 40	IOC country code ROU	Country code top-level domain .ro	ICAO aircraft regis. prefix YR-
E.212 mobile country code 226	NATO three-letter code ROU	NATO two-letter code RO	LOC MARC code RM
ITU Maritime ID 264	ITU letter code ROU	FIPS country code RO	License plate code RO
GS1 GTIN prefix 594	UNDP country code ROM	WMO country code RO	ITU callsign prefixes YOA-YRZ

Russia

ISO 3166-1 numeric 643	ISO 3166-1 alpha-3 RUS	ISO 3166-1 alpha-2 RU	ICAO airport code prefix UE, UH, UI, UL, UN UO, UR, US, UU, UW
E.164 code 7	IOC country code RUS	Country code top-level domain .ru	ICAO aircraft regis. prefix RA-
E.212 mobile country code 250	NATO three-letter code RUS	NATO two-letter code RS	LOC MARC code RU
ITU Maritime ID 273	ITU letter code RUS	FIPS country code RS	License plate code RUS
GS1 GTIN prefix 460-469	UNDP country code RUS	WMO country code RA, RS	ITU callsign prefixes RAA-RZZ, UAA-UIZ

Rwanda

ISO 3166-1 numeric 646	ISO 3166-1 alpha-3 RWA	ISO 3166-1 alpha-2 RW	ICAO airport code prefix HR
E.164 code 250	IOC country code RWA	Country code top-level domain .rw	ICAO aircraft regis. prefix 9XR-
E.212 mobile country code 635	NATO three-letter code RWA	NATO two-letter code RW	LOC MARC code RW
ITU Maritime ID 661	ITU letter code RRW	FIPS country code RW	License plate code RWA
GS1 GTIN prefix —	UNDP country code RWA	WMO country code RW	ITU callsign prefixes 9XA-9XZ