Area Codes in Osaka
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 6 | Toyonaka, Osaka | Osaka Prefecture | 384,459 | Japan | Asia/Tokyo |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Amagasaki | Hyōgo Prefecture | Japan | 442,173 | 6 | 661, 561, 663, 660 |
| Higashiōsaka | Osaka Prefecture | Japan | — | 72, 6 | 577, 574, 582, 583 |
| Moriguchi, Osaka | Osaka Prefecture | Japan | 148,350 | 6 | 570, 567, 566, 576 |
| Suita, Osaka | Osaka Prefecture | Japan | 351,630 | 6 | 564, 565, 562, 566 |
| Toyonaka, Osaka | Osaka Prefecture | Japan | 384,459 | 727, 6 | 560 |