How to Make International Call to Vietnam
Why Use HelloAirDial to Call Vietnam?
HelloAirDial lets you call Vietnam directly from your browser - no apps, no calling cards, no SIM card required. Calling Vietnam can be tricky due to higher international tariffs, tricky prefixes, and time differences that limit shared business hours.
- Call Vietnam directly from your browser, no SIM, app, or calling card required.
- Transparent per minute pricing for Vietnam, so you always know your costs.
- Reliable caller ID so contacts in Vietnam recognize who is calling.
- Optimized international routing for clearer audio and fewer dropped calls.
- Start calling Vietnam in minutes with simple signup and online payment.
Make a free 1-minute call - no credit card required
Try Free CallHelloAirDial Call Rates to Vietnam
Rates starting from
$0.33/min
1 minute call = $0.33
Country Code
+84
Browser-Based • No App
About Calling Vietnam
Calling Vietnam is straightforward with HelloAirDial. Open your browser, enter the number, and connect - no apps or special equipment needed. Your first call is free so you can try the service before adding any balance.
To call Vietnam, dial your international access code, then +84, drop the leading 0, and add the area or mobile code plus the local number. HelloAirDial routes international calls to Vietnam over high quality links so you avoid bill shock from traditional carriers.
Use HelloAirDial in your browser for cheap calls to Vietnam without SIM cards or calling cards. Transparent per minute pricing, clear caller ID, and quick signup make it easy to stay in touch with Vietnamese mobiles and landlines from anywhere.
💼 Business
- Coordinate manufacturing, sourcing, and software outsourcing with partners in Vietnam.
- Follow up on sales leads, site visits, and project updates with local teams.
🏦 Banking
- Verify transactions or account details with Vietnamese banks and payment providers.
- Complete two factor checks or card security callbacks when abroad.
👪 Friends & family
- Stay in touch with relatives, students, or expats living in Vietnamese cities.
- Share updates and celebrations during Tet and other family holidays.
Common challenges: International callers to Vietnam may face variable line quality, confusing trunk prefixes, and higher rates from mobile operators, especially to rural numbers. Timezone differences with Europe and the Americas also make it harder to find overlapping business hours.
Useful information about Vietnam
Use HelloAirDial for cheap calls to Vietnam with clear quality and easy browser access. Learn how to call Vietnam and manage international calls to Vietnam without surprise fees.
- Country code: +84
- Primary time zone: Asia/Ho_Chi_Minh
- Rates from: $0.33/minute
Popular cities in Vietnam:
- Hanoi (capital) · 24Capital city, political center, and major business hub in northern Vietnam.
- Ho Chi Minh City · 28Largest city, main commercial and financial center in southern Vietnam.
- Da Nang · 236Central coastal city, key port and growing tech and tourism hub.
- Can Tho · 292Largest city in the Mekong Delta, regional trade and agriculture center.
Timezones in Vietnam:
1 time zone
Asia/Ho_Chi_Minh
Single time zone; business hours are consistent across the country.
Common languages spoken in Vietnam:
- Vietnamese (official)
- English
Telecom providers used within Vietnam:
- Viettel · mobile/fixed-line/internet - Largest operator with wide urban and rural coverage, 4G and growing 5G.
- Vinaphone · mobile/fixed-line - Major state-linked provider with strong city coverage and data plans.
- MobiFone · mobile - Popular mobile operator focused on voice and data services in cities.
Guide to calling Vietnam
Business hours to call
Live time check (refreshes every minute) to plan calls in the right window.
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Working days
Typical working days: Monday-Friday, Saturday (half-day in some sectors). Confirm with local teams during holidays.
Business hours
Business hours often run from 08:00 to 17:00. Typical office hours with a lunch break around 12:00-13:00 in the single national timezone.
Professional calling etiquette
- Use formal titles and surnames until invited to be more casual.
- Schedule business calls in advance and be punctual to show respect.
- Allow brief small talk before discussing contracts or pricing.
How to greet
- Xin chao, this is [your name] calling from [company].
- Chao anh / Chao chi, may I speak with [name] please.
- Hello, is this a good time to talk for a few minutes.
Public holidays
- Tet Nguyen Dan (Lunar New Year) — varies (Jan/Feb)
- Reunification Day — 04-30
- National Day — 09-02
Emergency numbers
Keep these numbers handy for critical situations. Use the local emergency line when in Vietnam.
- Police: 113
- Fire: 114
- Ambulance: 115
Call the appropriate service first, then follow local guidance. Provide your location and stay on the line until advised otherwise.
How to Dial Vietnam
To call Vietnam, dial your exit code (or +), then +84, followed by the area or mobile code and local number. Drop any local trunk prefix (like 0) when dialing internationally.
Dialing format
+84 + [area code without 0] + 7-8 digit landline number, or +84 + [mobile prefix without 0] + 7-8 digit mobile number.
- Mobile: 09 1234 5678.
- Landline: 024 3824 1234.
- Remove local trunk prefixes (e.g., leading 0) and confirm number length before placing the call.
Common mistakes while calling Vietnam
- Forgetting to remove the leading 0 from Vietnamese area or mobile codes when dialing internationally.
- Using the wrong number of digits for older landlines versus newer mobile ranges.
- Dialing the country code but skipping your own international access prefix.
- Calling during Vietnamese lunchtime or late night, reducing answer rates.
Step-by-step dial guide
- Dial your international exit code (e.g., 00 or +).
- Enter the country code: +84.
- Add the area or mobile code.
- Dial the local number (drop any leading 0).
FAQs about calling Vietnam
How do I call a mobile or landline in Vietnam from abroad?
Dial your exit code, then +84, remove the leading 0, add the area or mobile code and local number. Use HelloAirDial to avoid high carrier surcharges.
What is the best time of day to call Vietnam?
Vietnam is in Asia/Ho_Chi_Minh time. For business, aim for 09:00-11:00 or 14:00-17:00 local time, and avoid late evenings or lunchtime.
How much do international calls to Vietnam cost?
Rates vary by provider. HelloAirDial offers clear per minute pricing to Vietnam shown upfront, often cheaper than mobile or hotel rates.
Will my caller ID show when I call Vietnam with HelloAirDial?
Yes, HelloAirDial presents a stable caller ID where supported so contacts in Vietnam can recognize and return your calls.
Why are my calls to Vietnam not connecting or going unanswered?
Check you removed the 0 after +84 and used the right digits. If it still fails, try again via HelloAirDial, which uses reliable routes and shows call status.