Area Codes in Ōtsu
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 77 | Ōtsu | Shiga Prefecture | 298,164 | Japan | Asia/Tokyo |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Katsura Imperial Villa | Kyoto Prefecture | Japan | — | 8854 | 615, 616 |
| Kusatsu, Shiga | Shiga Prefecture | Japan | 127,680 | 77 | 525, 520 |
| Kyoto | Kyoto Prefecture | Japan | 1,459,640 | 75 | 520, 600, 602, 604 |
| Moriyama, Shiga | Shiga Prefecture | Japan | 68,584 | 77 | 524, 520 |
| Uji, Kyoto | Kyoto Prefecture | Japan | 192,925 | 774 | 520, 569, 576, 600 |