| Donetsk | Donetsk Oblast | Ukraine | 1,024,700 | 26552, 26553, 26554, 74372, 83000, 83001, 85151, 85152, 85153, 85154, 85155, 85157, 85159, 85493, 85604, 85605, 85637, 85638, 85639, 85740, 86051 |
| Luhansk | Luhansk Oblast | Ukraine | 452,000 | 91000 |
| Millerovo, Millerovsky District | Rostov Oblast | Russia | 38,527 | 346130, 346131, 346132, 346134 |
| Rostov-on-Don | Rostov Oblast | Russia | 1,074,482 | 344000, 344001, 344002, 344004, 344006, 344007, 344008, 344009, 344010, 344011, 344012, 344013, 344015, 344016, 344018, 344019, 344020, 344021, 344022, 344023, 344024, 344025, 344029, 344030, 344032, 344033, 344034, 344037, 344038, 344039, 344041, 344044, 344045, 344048, 344049, 344050, 344052, 344055, 344056, 344058, 344064, 344065, 344066, 344068, 344069, 344072, 344079, 344082, 344089, 344090, 344091, 344092, 344093, 344094, 344095, 344101, 344103, 344111, 344112, 344113, 344114, 344116, 344700, 344880, 344890, 344899, 344960, 344961, 346702, 346704, 346705, 346709, 346715, 346741, 346763, 353354, 353356 |
| Volgograd | Volgograd Oblast | Russia | 1,011,417 | 400000, 400001, 400002, 400005, 400006, 400007, 400008, 400009, 400010, 400011, 400012, 400015, 400016, 400017, 400018, 400019, 400022, 400026, 400029, 400031, 400033, 400034, 400036, 400039, 400040, 400042, 400046, 400048, 400049, 400050, 400051, 400052, 400053, 400054, 400055, 400058, 400062, 400063, 400064, 400065, 400066, 400074, 400075, 400078, 400080, 400081, 400082, 400084, 400086, 400087, 400088, 400089, 400093, 400094, 400096, 400098, 400105, 400107, 400111, 400112, 400113, 400117, 400119, 400120, 400121, 400122, 400123, 400124, 400125, 400127, 400131, 400137, 400138, 400161, 400961, 403002, 403013 |