Make International Calls
from Thailand in your Browser
Call any international phone number directly from Chrome, Safari, or Firefox. No app install required. Use StartACall to bridge WebRTC to PSTN and reach contacts worldwide from Thailand.
How to Call International Numbers from Thailand
With StartACall you can place international calls from Thailand using the full international format: plus, country code, and number.
Open StartACall
Sign in on your browser and open the dialer. No downloads required.
Dial International Format
Enter the number like +1 212 555 1234. Start with plus then country code then local number.
Start the Call
Press the call button to connect. Use headset or built-in mic and speaker. AI features are available during the call for real-time assistance.
Dialing Examples
When calling from Thailand using StartACall you do not need local exit codes or carrier prefixes. Just use the plus sign then the destination country code and number.
Thailand City Codes
Common area codes for major Thai cities to help format local numbers when dialing internationally.
| City | Region | Area Code |
|---|---|---|
| Bangkok | Central | 2 |
| Chiang Mai | North | 53 |
| Phuket | South | 76 |
| Khon Kaen | Northeast | 43 |
| Hat Yai | South | 74 |
| City | Region | Area Code |
|---|---|---|
| Pattaya | East | 38 |
| Udon Thani | Northeast | 42 |
| Surat Thani | South | 77 |
| Nakhon Ratchasima | Northeast | 44 |
| Ubon Ratchathani | Northeast | 45 |
Dialing Mobile Numbers Internationally
A few tips for calling mobile phones from Thailand using StartACall.
Drop the Leading Zero
When dialing international mobile numbers that include a leading zero locally, omit that zero and use the country code instead. For example a Thai mobile listed as 081-234-5678 becomes +66 81 234 5678.
International Format Only
Always enter the destination number in international format when using StartACall. StartACall will handle routing and carrier selection for you.
Global Calling from Thailand
Browser-based and Instant
StartACall connects your browser to the global phone network using WebRTC and Twilio. Make outbound international calls and receive inbound calls with virtual numbers for global coverage and real-time analytics.
- Call any country from your browser
- AI Copilot for live call assistance
- Buy virtual numbers in 190+ countries
- Real-time analytics and call logs
Worldwide
Reach contacts across continents without apps.
Secure
Encrypted calls and enterprise-grade security.
Fast Setup
Start calling from your browser in seconds.
Any Phone
Call mobiles and landlines globally.
Frequently Asked Questions
Do I need to download an app to call internationally?
No. StartACall runs in your web browser. Log in and call instantly from any supported browser on desktop or mobile.
How do I dial an international number from Thailand?
Enter the number in international format starting with plus and the country code, for example +1 for the USA or +44 for the UK.
Can StartACall handle both inbound and outbound international calls?
Yes. Use virtual numbers for inbound routing and place outbound calls to mobile and landline numbers worldwide.
Is call quality good over the web?
StartACall uses enterprise-grade audio and Twilio infrastructure to deliver high quality voice calls comparable to traditional telephony.
Ready to make international calls from Thailand?
Sign up and start calling from your browser in seconds. No app install required.