Thailand +66
To call Thailand from abroad, dial your exit code (or +), then 66, then the local number without its leading 0. Written in full: +66 81 234 5678.
The country calling code for Thailand is +66. A number starting +66 or 0066 is a call to or from Thailand. From abroad: +66 81 234 5678.
To call Thailand from abroad, dial your exit code (or +), then 66, then the local number without its leading 0. The +66 code identifies the country; the following digits identify the line (landline or mobile).
How to call Thailand from abroad
011 66 81 234 567800 66 81 234 56780011 66 81 234 5678+66 81 234 567881 234 5678 is a real-format Thailand mobile number (example from the ITU-T numbering plan): replace it with the number you were given, without its leading 0.
Thailand area codes
In Thailand, landlines usually include an area code after +66 (without its leading 0). Mobiles have no area code.
Number format
02 123 4567from abroad+66 2 123 4567081 234 5678from abroad+66 81 234 5678Landline numbers in Thailand have 8 digits after the country code; mobile numbers have 9 digits. The national prefix 0 is only dialled inside the country — drop it after +66.
Calling abroad from Thailand
To call another country from Thailand, dial the exit code 00 + carrier code (or + on a mobile), then the country code, then the number. From Thailand to the United States, for example: + 1 201 555 0123.
A Thailand number in international format is written +66 …. The + stands for the exit prefix (00 in much of the world, 011 in North America). Switching to international format, drop the leading 0.
Cheapest ways to call Thailand
With internet on both ends, apps like WhatsApp, Signal or FaceTime call Thailand for free. To reach a number without an app, VoIP services are usually cheaper than your operator’s international rate.
Frequently asked questions
What country has the code +66?
Thailand has the country calling code +66.
How do I call Thailand from the United States?
Dial 011, then 66, then the local number without its leading 0 — for example 011 81 234 5678.
What does +66 mean?
It is the international dialing code for Thailand. The + stands for your exit code (00 in much of the world, 011 in North America).
Is +66 mobile or landline?
The +66 code identifies the country, not the line type; Thailand landlines and mobiles share it.
A country code covers a whole nation; the full number depends on the city and operator.
Mobile network codes in Thailand
Every mobile network is identified by a mobile country code (MCC) and a mobile network code (MNC). They appear on your phone when it roams, in SIM settings and in any network lookup. Thailand has 8 network operators with their own infrastructure:
| Network | MCC-MNC | Technologies | Subscribers |
|---|---|---|---|
| TrueMajor shareholders: Telenor (28.60%) Thai NVDR (11.58%) Charoen Pokph… | 520-04 | 3G · 4G · 5G | 48.8 MQ1/2025 |
| IEC3G BuzzmeMobile 8 Telco Sdn Bhd. | — | — | 2,019.0 M |
| AIS or Advanced Info ServiceMajor shareholders: Intouch Holdings (40.44%) Singtel (19.10%) Thai N… | 520-01, 520-03 | 2G · 3G · 4G · 5G | 45.7 MQ1/2025 |
| i-Kool 3GLoxley Public Company Limited. | — | — | 0.00 M |
| my by NTNational Telecom | 520-02 | 4G | 2.80 MEOY 2020 |
| MyWorld 3GData CDMA Communication Co., Ltd. | — | — | — |
| NT MobileTOT Public Company Limited Migrating to my by nt in August 2025 | 520-02 | 4G | 0.53 MEOY 2020 |
| PenguinThe WhiteSpace Co.Ltd. | — | — | 0.03 M |
A struck-through generation has been switched off on that network. MCC-MNC: ITU-T E.212 codes as listed on Wikipedia.
Keeping a number when changing network
- Mobile number portability
- since 2010-12-15
- Porting time
- 2 day(s)
- Cost to the customer
- Free
Because numbers can be ported, the prefix of a mobile number only tells you which network first issued it, not the network it uses today.
Received a call from a Thailand number? Check it with the phone number lookup: type of line, format and local time.
Source: Wikipedia — lists of mobile network operators, mobile network codes, 2G and 3G phase-out, mobile number portability (CC BY-SA 4.0). Subscriber counts as published by each operator or regulator at the date shown.
Phone rules in Thailand
The rules a caller, a visitor or a new resident runs into in Thailand, each with its source.
| ID to buy a SIM | Mandatory: tourist SIMs must be registered with a valid passport under NBTC regulations, maximum 3 SIMs per person per brand (True/dtac). After expiry, re-identification with the passport is needed at a True dtac shop.true.th |
|---|---|
| Reporting scam calls | Report online fraud and scams to the Royal Thai Police Technology Crime Suppression Center online platform (thaipoliceonline.go.th); tourists can call the Tourist Police on 1155.thaipoliceonline.go.th |
| Emergency numbers | Police 191, Medical emergency 1669, Fire 199, Tourist Police 1155 (24h, multilingual).en.wikipedia.org |
Checked on 28 September 2026. Rules on SIM registration and calling apps change often: confirm with the regulator or the operator.
Mobile plan prices in Thailand
Prepaid, tourist and SIM-only offers of the operators of Thailand, as priced on their own websites on 28 September 2026. The price per GB helps compare offers of different sizes.
| Operator · offer | Type | Price | Data | Per GB | Source |
|---|---|---|---|---|---|
| TrueMove HThailand Tourist SIM 10 Days | Tourist SIM | 349 THB | Unlimited10 days | — | Offer |
| TrueMove HThailand Tourist Infinite SIM 8 Days | Tourist SIM | 499 THB | Unlimited8 days | — | Offer |
| dtacHappy Tourist Infinite SIM 8 Days | Tourist SIM | 499 THB | Unlimited8 days | — | Offer |
| dtacHappy Tourist Infinite SIM 15 Days | Tourist SIM | 699 THB | Unlimited15 days | — | Offer |
| TrueMove HThailand Tourist Infinite SIM 30 Days | Tourist SIM | 1,199 THB | Unlimited30 days | — | Offer |
| TrueMove HInternet Max Speed 100GB 30 days | Prepaid | 379 THB+ VAT | 100 GB30 days | 3.79 THB | Offer |
| TrueMove H5G Super Value 399 (Net 20GB, Voice 100 min) | Monthly, SIM only | 399 THB/month + VAT | 20 GB | 19.95 THB | Offer |
Checked on 28 September 2026. “promo” marks a promotional price or bonus data at that date. Prices change often: the operator's page is the reference.