Canada

Ontario Area Codes

Ontario has 14 area codes. Choose one to see the cities it covers, its time zone, common scam call patterns and to trace a number with that prefix.

• 226

  London
  Eastern
• 249

  Sudbury
  Eastern
• 289

  Hamilton, Mississauga, Oshawa
  Eastern
• 343

  Ottawa
  Eastern
• 365

  Hamilton
  Eastern
• 416

  Toronto
  Eastern
• 437

  Toronto
  Eastern
• 519

  London
  Eastern
• 548

  London
  Eastern
• 613

  Ottawa, Kingston, Cornwall
  Eastern
• 647

  Toronto
  Eastern
• 705

  Sudbury
  Eastern
• 807

  Thunder Bay
  Eastern
• 905

  Mississauga, Brampton, Hamilton
  Eastern