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Region Carrier Name:Ontario
This is the Canada Region Carrier Name:Ontario Area Code Database page list. You can click the title to browse the detail information.
| City | National Destination Code | Sn from | Sn to | Number Type |
|---|---|---|---|---|
| Kitchener-Waterloo | 226 | 3990000 | 3999999 | G |
| London | 226 | 5990000 | 5999999 | G |
| Oakville | 289 | 2430000 | 2439999 | G |
| Hamilton | 289 | 2630000 | 2639999 | G |
| Brampton | 289 | 4100000 | 4109999 | G |
| Whitby | 289 | 5090000 | 5099999 | G |
| Thornhill | 289 | 5100000 | 5109999 | G |
| Streetsville | 289 | 5400000 | 5409999 | G |
| Ajax-Pickering | 289 | 5450000 | 5459999 | G |
| Richmond Hill | 289 | 5500000 | 5509999 | G |
| Cooksville | 289 | 5650000 | 5659999 | G |
| Oshawa | 289 | 7010000 | 7019999 | G |
| Newmarket | 289 | 7300000 | 7309999 | G |
| Burlington | 289 | 7450000 | 7459999 | G |
| Ottawa-Hull | 343 | 9250000 | 9259999 | G |
| Toronto | 647 | 8050000 | 8059999 | G |
| Toronto | 647 | 9250000 | 9259999 | G |
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