URS - Soviet Union :

The USSR fell apart in 1991, creating many new states in Europe and Asia, as by this timetable:

1991-09-06: Estonia (EST), Latvia (LVA), and Lithuania (LTU) declared independence, leaving Kaliningrad (KAL) as russian enclave in the baltic area

1991-12-26: Russia (RUS), Ukraine (UKR), Belarus (BLR), Moldova (MDA) in Europe, and Armenia (ARM), Azerbaijan (AZE) (with enclave
Nakhichevan NAK), Georgia (GEO), Kazakhstan (KAZ), Kyrgystan (KGZ), Tadjikistan (TJK), Turkmenistan (TKM), and Uzbekistan (UZB) in Asia.

 

APN Moskva URS-4210
Aeroflot Moskva URS-4255
Aktyubinsk Aero URS-7023
Alma Ata Aero URS-7021
Alma Ata Meteo URS-7024
Archangelsk Meteo URS-4260
Archangelsk Radio UXN URS-4261
Baku Radio UON URS-6724
Batumi Radio UHK URS-6021
CUB Emb Moskva URS-CUBd
CZE Emb Moskva URS-CZEd
Dushanbe Aero URS-7661
EGY Emb Moskva URS-EGYd
Gelendzhik Radio UVA URS-4244
I Emb Moskva URS-Id
IAN Moskva URS-4311
Ialta Radio UCO URS-3296
Irkutsk Meteo URS-8624
Izmail Radio UJO URS-3298
Jdanov Radio UBN URS-3297
Jdanov Radio UDC URS-3351
Kaliningrad Radio UJY URS-2624
Khabarovsk Aero URS-8703
Khabarovsk Meteo URS-8636
Kholmsk Radio UQB URS-8638
Kiev Meteo URS-3220
Kiev Radio UJQ URS-3224
Klaipeda Radio URB2 URS-2425
Klaipeda Radio UNM2 URS-2424
Leningrad Meteo URS-4289
Leningrad Radio URD URS-4290
Leningrad Volmet URS-4206
MFA Moskva URS-URSd
Mil Moskva URS-4380
Minsk Meteo URS-2826
Minsk Radio URS-2801
Moskva Aero URS-4251
Moskva Meteo URS-4231
Moskva Radio UAT URS-4326
Moskva Radio ROT URS-4323
Moskva Volmet URS-4327
Murmansk Meteo URS-4233
Murmansk Radio UDK URS-4358
Murmansk Radio UMV URS-4364
Murmansk Radio UQA4 URS-4363
NOWOSTI Moskva URS-4381
Nakhodka Radio UAI3 URS-8674
Nakhodka Radio UKK3 URS-8676
Novorossiisk Radio UFN URS-4450
Novorossiisk Radio UNQ URS-4294
Novosibirsk Meteo URS-8650
Ny Archangelsk URS-4306
Ny Kaliningrad URS-2620
Ny Khiva URS-7225
Ny Moskva URS-4437
Ny Sevastopol URS-3215
Ny Vaygach URS-4297
Ny Vladivostok URS-8766
Odessa Radio UFB URS-3254
PAK Emb Moskva URS-PAKd
PTT Kuybishev URS-4485
PTT Moskva URS-4491
PTT Tbilisi URS-6026
Petropavlovsk Radio UBE URS-8609
Prensa Latina Relay Moskva URS-4472
Providenia Bukhta Radio UPB URS-8618
RAAM Dikson URS-8755
RAAM Moskva URS-4240
RAAM Murmansk URS-4242
RAAM Tiksi URS-8760
Radio Moskva Feeder URS-4286
Riga Radio UDH URS-2228
Riga Radio UQK URS-2220
Sevastopol Radio URL URS-3268
TASS Moskva URS-4211
TS Irkutsk URS-8886
TS Moskva URS-4214
TS Novosibirsk URS-8892
Tallinn Radio UAH URS-2027
Tashkent Aero URS-7221
Tashkent Meteo URS-7224
Tbilisi Meteo URS-6023
Vladivostok Radio UFL URS-8925
  Vladivostok Radio UKA URS-8024