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Home       Phones and Plans       Roaming & IDD       Calling Overseas

1638 IDD

Country & area code
Country / Region International call prefix Area Code Time Difference
CANADA 加拿大 1 --- -10.5 to -16
Calgary 卡爾加里 1 403 -10.5 to -16
Edmonton 埃德蒙頓 1 780 -10.5 to -16
Halifax 哈利法克斯 1 902 -10.5 to -16
London Ont. 1 519 -10.5 to -16
Metropolitan 市中心 1 416 -10.5 to -16
Montreal 蒙特利爾 1 514 -10.5 to -16
Ottawa 渥太華 1 613 -10.5 to -16
Outer 市外圍 1 905 -10.5 to -16
Quebec 魁北克 1 418 -10.5 to -16
Saskatoon 薩斯卡通 1 306 -10.5 to -16
Toronto 多倫多 1 416/647 -10.5 to -16
Vancouver 溫哥華 1 778/604 -10.5 to -16
Windsor 溫澤爾 1 519 -10.5 to -16
Winnipeg 溫尼伯 1 204 -10.5 to -16
Yukon 育空 1 867 -10.5 to -16

IDD tariff (HK$/min)
Country / Region Peak Rate*
(9:00AM - 8:59PM)
Off Peak Rate*
(9:00PM - 8:59AM)
CANADA 加拿大 0.5 0.26

* The above charges are applicable for designated customers. If you would like to enquire about the charges for your registered 1638 IDD, please call our hotline at 2880 2688.


  • The above rates are valid from 15 Nov, 2017. Prices are subject to change without prior notice.
  • When dialing an overseas number retrieved from the phone’s call history, a standard 001 IDD tariff will be charged.
  • Calling to Australia: Call to the prefix "61145" & "61147" are charged at HK$34.8/min.
  • Calling to UK: Calls to the prefix "4455", "4456", "447", "448" & "449" are charged at the rate of calling UK mobile phone numbers.
  • If duration of a call covers two time zones, calling rate at the time of connection will be applied to the whole call.
  • Subject to relevant terms and conditions. Please click here for details.