Area Codes in Delaware
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 519 | — | Ontario | 12,861,940 | Canada | America/Toronto |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Denfield | Ontario | Canada | — | 519 | N0M |
| Fingal, Ontario | Ontario | Canada | — | 519 | N0L |
| London, Ontario | Ontario | Canada | 346,765 | 519 | N5V, N5W, N5X, N5Y |
| Middlesex Centre | Ontario | Canada | — | 519 | N0M |
| Strathroy-Caradoc | Ontario | Canada | — | 519 | N7G |