| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Brusovo, Udomlya (Брусово) | 171843, 171870 |
| Postal/ZIP Codes in Eremkovo, Udomlya (Еремково) | 171842, 171843, 171860 |
| Postal/ZIP Codes in Griblyanka, Udomlya (Гриблянка) | 171875 |
| Postal/ZIP Codes in Kotlovan, Udomlya (Котлован) | 171842, 171859 |
| Postal/ZIP Codes in Krasny Mai, Udomlya (Красный Май) | 171875 |
| Postal/ZIP Codes in Lubenkovsky, Udomlya (Лубеньковский) | 171868 |
| Postal/ZIP Codes in Moldino, Udomlya (Молдино) | 171843, 171863 |
| Postal/ZIP Codes in Msta, Udomlya (Мста) | 171841, 171843, 171863, 171865 |
| Postal/ZIP Codes in Ozera, Udomlya (Озера) | 171842, 171843, 171866 |
| Postal/ZIP Codes in Ryad, Udomlya (Ряд) | 171854, 171842, 171843 |
| Postal/ZIP Codes in Torfyanoe, Udomlya (Торфяное) | 171843 |
| Postal/ZIP Codes in Udomlya, Udomlya (Удомля) | 171841, 171842, 171843, 171851, 171852, … |