Enjoy competitive rates to all destinations at all times with our 1638 IDD service. You may use fixed-lines, fax machines or 1638 IDD Service Number to make IDD calls. Please select a destination to get the country code, area codes and 1638 IDD charges.
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Notice: Starting from 27 Jul 2026 (HK Time 00:00), 1638 IDD charges of below destinations# will be adjusted. For details, please click here。
