The Area Codes of Poland:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Olsztyn | 89 (+48 89) |
| 2. | Opole | 77 (+48 77) |
| 3. | Ostrołęka | 29 (+48 29) |
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The Area Codes of Poland:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Olsztyn | 89 (+48 89) |
| 2. | Opole | 77 (+48 77) |
| 3. | Ostrołęka | 29 (+48 29) |