| Soviet-era name | Country | Population | Modern name | % Correct |
|---|---|---|---|---|
| Leningrad | Russia | 5,601,911 | St. Petersburg | 98%
|
| Alma-Ata | Kazakhstan | 2,147,113 | Almaty | 95%
|
| Stalingrad | Russia | 1,028,036 | Volgograd | 88%
|
| Tselinograd | Kazakhstan | 1,340,782 | Astana | 80%
|
| Gorky | Russia | 1,226,076 | Nizhny Novgorod | 70%
|
| Sverdlovsk | Russia | 1,544,376 | Yekaterinburg | 60%
|
| Aktyubinsk | Kazakhstan | 556,976 | Aktobe | 48%
|
| Voroshilovgrad | Ukraine | 397,677 | Luhansk | 40%
|
| Shevchenko | Kazakhstan | 261,907 | Aktau | 35%
|
| Novgorod | Russia | 224,286 | Veliky Novgorod | 35%
|
| Semipalatinsk | Kazakhstan | 306,838 | Semey | 28%
|
| Kirovohrad | Ukraine | 219,676 | Kropyvnytskyi | 20%
|
| Arzamas-16 | Russia | 93,357 | Sarov | 20%
|
| Dzhambul | Kazakhstan | 425,959 | Taraz | 20%
|
| Kaliningrad (not prussian) | Russia | 228,095 | Korolyov | 15%
|