4 Simple Steps to Call Vietnam
Follow these easy steps to make your first call
Format the Phone Number
Start with the country code VN, then add the phone number. For example: VN XXX XXX XXXX
Remove any leading zeros from the local number. The country code replaces the trunk prefix.
Choose Between Mobile or Landline
Mobile and landline numbers may have different prefixes and rates in some countries.
Mobile numbers often start with specific digits. Check if the number is mobile or landline to understand potential rate differences.
Check the Best Time to Call
Consider time zone differences and local business hours to ensure your call is answered.
Avoid calling very early in the morning or late at night in the recipient's local time. Business hours are typically 9 AM - 5 PM local time.
Start Your Call Through UseCaller
Use our browser-based calling service to connect. No app download required.
Simply enter the formatted number in your dashboard, add credits if needed, and click call. Crystal clear quality guaranteed.
Essential Facts About Calling Vietnam
Capital
Hanoi
Time Zone
Ho Chi Minh
Languages
Vietnamese, English
Currency
Vietnamese Dong (₫)
Country Code
+84
Emergency
113
Business Hours
8:00 AM - 5:00 PM
Mobile Prefix
843..., 845...
About Calling Vietnam
Calling Vietnam from abroad is straightforward with UseCaller. Vietnam uses the +84 country code for all international calls. The capital city Hanoi and other major cities are well-connected with modern telecommunications infrastructure, ensuring crystal-clear call quality. Common languages include Vietnamese and English, so you may want to prepare a few key phrases if calling for business. The country operates primarily in the Ho Chi Minh time zone, which is important to consider when planning your calls. Vietnam uses the Vietnamese Dong as its official currency. Business hours typically follow local customs, so checking the time difference before calling is recommended. With UseCaller, connecting to anyone in Vietnam takes just seconds—no app downloads, no subscriptions, just simple browser-based calling at competitive rates.
Expert Tips for Calling Vietnam
- 1Vietnamese mobile numbers have 10 digits
- 2Hanoi area code is 24, Ho Chi Minh City is 28
- 3English is growing in business sectors
- 4Vietnamese is a tonal language
- 5Tet (Lunar New Year) sees extended closures
💡 Did You Know?
Vietnam has one of the fastest-growing economies in Southeast Asia with rapidly improving telecommunications.
📱 Telecom Network
Viettel, MobiFone, and Vinaphone are the main carriers.
Major City Area Codes in Vietnam
24
Hanoi
28
Ho Chi Minh City
236
Da Nang
225
Hai Phong
292
Can Tho
Number Formatting Examples
See how to correctly format phone numbers for Vietnam
International Format
Standard format used worldwide
From USA
USA exit code + country code + number
Mobile Number
Mobile numbers may start with specific digits
Landline Number
Landline format with area code
Quick Reference Guide
Essential information at a glance for calling Vietnam
Country Code
VN
Best Calling Hours
9 AM - 5 PM local time
Rate per Minute
$0.17/min
Emergency Numbers
Varies by country