| District of Ontario area codes: 519 | |
|---|---|
| Country | Canada |
| State/Province | Ontario |
| Major City | Comber |
| Time Zone | Eastern |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 519-282 | London, ON | Bell Mobility | |
| 519-283 | Kintore, ON | Bell Canada | |
| 519-284 | Saint Marys, ON | Bell Canada | |
| 519-285 | Thamesford, ON | Bell Canada | |
| 519-286 | London, ON | Allstream Inc. | |
| 519-287 | Glencoe, ON | Bell Canada | |
| 519-288 | Orangeville, ON | Telus Mobility | |
| 519-289 | Melbourne, ON | Bell Canada | |
| 519-290 | Woodstock, ON | Rogers Communications Partnership (cable) | |
| 519-291 | Listowel, ON | Bell Canada | |
| 519-292 | Listowel, ON | Bell Canada | |
| 519-293 | Ailsa Craig, ON | Bell Canada | |
| 519-294 | Parkhill, ON | Bell Canada | |
| 519-295 | Thamesford, ON | Rogers Communications Partnership (cable) | |
| 519-296 | Thedford, ON | Execulink Telecom Inc. | |
| 519-297 | Exeter, ON | Execulink Telecom Inc. | |
| 519-298 | Ilderton, ON | Execulink Telecom Inc. | |
| 519-299 | Strathroy, ON | Execulink Telecom Inc. | |
| 519-300 | Windsor, ON | Bell Mobility | |
| 519-301 | Stratford, ON | Rogers Communications Partnership (wireless) |
There are 779 prefixes, In the code area, the major cities are Dutton, ON;Teeswater, ON;Wheatley, ON;Goderich, ON. The major city is Dutton.