84 what country called through WhatsApp - briefly?
The country code +84 is assigned to Vietnam. When calling Vietnam through WhatsApp, you would use this international dialing code followed by the recipient's phone number.
84 what country called through WhatsApp - in detail?
The country code +84 is assigned to Vietnam. When calling Vietnam from abroad, you need to dial the international access code (or IDD - International Direct Dialing code) of your own country, followed by the Vietnamese country code 84, and then the local phone number. For example, if you are in the United States and want to call a number in Vietnam, you would dial 011 (the US international access code), 84 (Vietnam's country code), and the local phone number. This ensures that your call is correctly routed through the international telecommunications network to reach Vietnam.