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Live carrier coverage · Thailand

Thailand (+66) country code explained.

The +66 prefix connects one of Southeast Asia's busiest tourism and manufacturing hubs — from Bangkok's commercial core to Chiang Mai's digital economy. Here's the verified Thailand country code, ISO references, live local time, and Ringflow's direct Thai routes.

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NBTC-aligned routesTwo-digit area codesSub-second call setup
Best time to call Thailand
Calling
LIVE
Thailand
TH · THA · Zone 6
+66
Live route
Bangkok
Time
--:--
Alpha-2
TH
Alpha-3
THA
HD voice signal98%
Ringflow direct routeVerified
Thailand snapshot

Thailand at a glance.

The geography, area codes and ICT time zone you need before placing your first call into Thailand.

Thailand country information

Thailand
Asia
+66
Capital
Bangkok
Region
Asia
Time zone
Asia/Bangkok
Numbering zone
Zone 6
Code length
2 digits
ISO 3166 codes
TH · THA
Ways to reach Thailand

Every route into Thai lines.

Landline, calling card or business VoIP — the +66 prefix reaches Bangkok and all 77 provinces. Pick what fits your call volume.

01Classic

Direct calls using landlines & mobile phones

Dial Thailand directly from any landline or mobile by entering your international exit code, then the country code +66, and finally the local number.

02Pre-paid

International calling cards for Thailand

Pre-paid international calling cards remain a convenient, low-cost way to reach Thailand. Each card gives you a PIN and an access number to place global calls.

03Modern

VoIP services for contacting Thailand

VoIP apps like Skype, WhatsApp and Viber — and business VoIP from Ringflow — route calls to Thailand over the internet, usually at far lower rates than traditional carriers.

Thailand profile

What shapes Thai voice traffic, north to south.

The fundamentals behind calls to and from Thailand — the +66 code, Bangkok, the single ICT zone and the area-code plan.

Capital
Bangkok
Region
Asia
Time zone
Asia/Bangkok
Numbering zone
Zone 6
Code length
2 digits
ISO 3166 codes
TH · THA
Learn more: Thailand — Wikipedia
Dialing Thailand

How to call Thailand.

A Thai number is built from four parts. Here's the anatomy and dialling order, including the leading-zero rule.

Number anatomy

Exit prefix++Country code66+Area / mobileXX+Subscriber numberXXX XXX
Final dialled number
+66 XX XXX XXX
Valid E.164
Format follows ITU-T Recommendation E.164 — the international public telecommunication numbering plan.
01Step 1 of 4

Start with the exit prefix

Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.

02Step 2 of 4

Add the Thailand code

Dial +66. This identifies Thailand on the global telephone network.

03Step 3 of 4

Enter the area or mobile prefix

Type the first part of the local number. Drop the leading 0 if there is one.

04Step 4 of 4

Finish with the subscriber number

The remaining digits route the call to the specific line in Bangkok or elsewhere.

Need an inbound Thailand number?
Ringflow provisions +66 DIDs and termination through direct carrier interconnects — live in minutes, no contracts.
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Global directory

Browse the full country code index.

Search by country name, ISO code or dial prefix. Click any country for its dialing rules and Ringflow's local number availability.

Afghanistan
AF·Asia
+93
Albania
AL·Europe
+355
Algeria
DZ·Africa
+213
American Samoa
AS·Oceania
+1-684
Andorra
AD·Europe
+376
Angola
AO·Africa
+244
Anguilla
AI·Americas
+1-264
Antarctica
AQ·Antarctica
+672
Antigua and Barbuda
AG·Americas
+1-268
Argentina
AR·Americas
+54
Armenia
AM·Asia
+374
Aruba
AW·Americas
+297
Australia
AU·Oceania
+61
Austria
AT·Europe
+43
Azerbaijan
AZ·Asia
+994
Bahamas
BS·Americas
+1-242

FAQ

Calling Thailand, answered.

What businesses and travellers ask most before dialling Thailand on +66.

Thailand's country calling code is +66. Always dial it before the national number when calling from outside Thailand.
Dial your international access prefix (+ on mobile, or 00 / 011 from a landline), then 66, then the Thailand number (drop the leading 0 if it has one).
Thailand uses ISO 3166-1 alpha-2 code TH and alpha-3 code THA.
Thailand is part of the Asia region.
Ringflow provisions inbound DIDs and outbound termination across 120+ countries through 500+ direct carrier interconnects. Contact our wholesale team to confirm live coverage and rates for Thailand.

Connect to Thailand on carrier-grade Southeast Asian routes.

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