Vietnam Business
Phone Solutions
Make seamless calls to dien thoai doanh nghiep viet nam directly from your browser. Outbound calls don’t require a dedicated number. To receive inbound calls, secure a unique US/Canada digital number ($2.14–$5/month).
Product facts
- Outbound: No dedicated number required.
- Inbound: Requires US/Canada digital number ($2.14–$5/month).
- No apps: Works in Chrome, Safari, Edge, Firefox.
Thông tin sản phẩm: Cuộc gọi doanh nghiệp
- Gọi đi: Gọi điện khắp thế giới ngay lập tức. Không cần mua số điện thoại.
- Nhận cuộc gọi: Để nhận cuộc gọi trên trình duyệt, yêu cầu một số điện thoại kỹ thuật số của Mỹ/Canada ($2.14–$5/tháng).
- Không cần ứng dụng: Hoạt động trực tiếp trên Chrome, Safari, Edge hoặc Firefox.
Dialing Vietnam for Business
Follow this exact sequence to connect to Vietnamese partners or suppliers.
Exit Code
Dial 00 (UK/EU) or 011 (US).
Vietnam Code
Dial 84 to reach Vietnam.
Area Code
2-3 digits. E.g., 24 for Hanoi.
Number
Usually 8 digits for landlines, 9 for mobiles.
Calling Vietnamese Mobiles?
Vietnamese mobile numbers (Viettel, Vinaphone, Mobifone) have 10 digits when dialed locally (starting with 0). When calling from abroad, you must drop the leading 0.
Major Vietnam Area Codes
Essential dialing codes for key business regions.
| City | Region | Code |
|---|---|---|
| Hanoi | North (Capital) | 24 |
| Ho Chi Minh City | South (Saigon) | 28 |
| Da Nang | Central | 236 |
| Hai Phong | North | 225 |
| Can Tho | Mekong Delta | 292 |
| City | Region | Code |
|---|---|---|
| Nha Trang | South Central | 258 |
| Hue | Central | 234 |
| Vung Tau | South | 254 |
| Dong Nai | South | 251 |
| Binh Duong | South | 274 |
Why Business Calls to Vietnam
Are Expensive
Calling Vietnam via traditional carriers (like BT, AT&T, or Deutsche Telekom) is notoriously costly due to high termination rates in Southeast Asia. StartACall uses direct VoIP routes to bypass legacy fees.
- Save 85% vs Standard Carrier Rates
- Crystal Clear Audio to Viettel & VNPT
- No Contract Required
- Direct connection to Hanoi & HCMC
B2B Focused
Optimized for business calls to factories and offices.
Time Zone
Vietnam is UTC+7. We offer 24/7 uptime for all zones.
Secure
Encrypted VoIP technology keeps trade secrets private.
Instant
No hardware needed. Call from your browser.
Frequently Asked Questions
What is the country code for Vietnam?
The country code is 84. When dialing from abroad, dial +84 or 0084.
Do I dial the '0' in the area code?
No. If you see a number like 024 (Hanoi), you drop the leading 0 when calling from outside Vietnam. Dial +84 24...
Why does the number have 11 digits?
It shouldn't anymore. Vietnam completed a migration from 11-digit mobile numbers to 10-digit numbers (locally) in 2018. Ensure you have the updated number.
Can I use this for 'dien-thoai-doanh-nghiep'?
Absolutely. Our service is optimized for business usage (dien-thoai-doanh-nghiep), providing high-quality voice routes for professional communication.
Ready to do business in Vietnam?
Start making calls to Hanoi, Da Nang, and HCMC in seconds.