| Miasto | Numer kierunkowy | Format numeru kierunkowego | Województwo |
|---|---|---|---|
| Biskupiec | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Dąbrówno | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Dobre Miasto | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Dywity | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Dzwierzuty | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Gietrzwałd | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Gorowo Ilaweckie | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Iława | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Janowo | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Jeziorany | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Jonkowo | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Kętrzyn | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Klewki | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Kolno | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Korsze | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Lidzbark Warmiński | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Lubawa | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Lubomino | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Lukta | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Maldyty | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Milakowo | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Milomłyn | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Morąg | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Mrągowo | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Naterki | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Nidzica | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Olsztyn | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Olsztynek | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Ostróda | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Pasym | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Piecki | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Reszel | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Sepopol | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Sorkwity | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Srokowo | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Stawiguda | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Świętajno | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Szczytno | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Wielbark | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |
| Zalewo | +48(89) | +48(89)-XXXXXXX | Warmińsko-mazurskie |