Omsk Region / Siberian federal district
Telephone codes of cities and regional centres
| Bol'sherech'e | 38169 |
| Bol'shie Uki | 38162 |
| Gor'kovskoe | 38157 |
| Znamenskoe | 38179 |
| Isil'kul' | 38173 |
| Kalachinsk | 38155 |
| Kolosovka | 38160 |
| Kormilovka | 38170 |
| Krutinka | 38167 |
| Lyubino | 38175 |
| Mar'yanovka | 38168 |
| Moskalenki | 38174 |
| Muromtsevo | 38158 |
| Nazyvaevsk | 38161 |
| Nizhnyaya Omka | 38165 |
| Novovarshavka | 38152 |
| Odesskoe | 38159 |
| Okoneshnikovo | 38166 |
| Omsk | 3812 |
| Pavlogradka | 38172 |
| Poltavka | 38163 |
| Russkaya Polyana | 38156 |
| Sargatskoe | 38178 |
| Sedel'nikovo | 38164 |
| Tavricheskoe | 38151 |
| Tara | 38171 |
| Tevriz | 38154 |
| Tyukalinsk | 38176 |
| Ust' Ishim | 38150 |
| CHerlak | 38153 |
| SHerbakul' | 38177 |