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Communications: Cell Phone Dialing Guide

Basic Calling Information

  • Mobile Phone numbers in Thailand contain nine digits. The first digit is always "8" or "9". 
  • When calling a mobile phone from within Thailand, always dial the Domestic Access Code ("0") before the nine-digit number. Do not dial this access code when calling from another country.
  • When making an international call to a mobile phone in Thailand, dial: Thailand's country code [66] + nine-digit mobile phone number.
Calling Examples
Fixed line to Mobile Phone Mobile Phone to Fixed Line Mobile Phone to
Mobile Phone

Local Calls
Dial Thailand's DAC + mobile phone number

Example
A call from a fixed line in Bangkok to a mobile phone in Bangkok:
0 + nine-digit mobile phone number

Local Calls
Dial the DAC + local number

Example
A call from a mobile phone in Bangkok to a fixed line in Bangkok:
0 + eight-digit local number

Local Calls
Dial Thailand's DAC + mobile phone number

Example
A call from a mobile phone in Bangkok to a mobile phone in Bangkok:
0 + nine-digit mobile phone number

Long Distance
Dial Thailand's DAC + mobile phone number

Example
A call from a fixed line in Bangkok to a mobile phone in Chiang Mai:
0 + nine-digit mobile phone number

Long Distance
Dial Thailand's DAC + local number

Example
A call from a mobile phone in Bangkok to a fixed line in Chiang Mai:
0 + eight-digit local number

Long Distance
Dial Thailand's DAC + mobile phone number

Example
A call from a mobile phone in Bangkok to a mobile phone in Chiang Mai:
0 + nine-digit mobile phone number

International Calls
Dial Thailand's IAC + country code of country being dialed + area code or mobile phone prefix + mobile phone number*

Example
A call from a fixed line in Thailand to a mobile phone in San Francisco, US:
001 + [1] + (415) + seven-digit mobile phone number*

International Calls
Dial Thailand's IAC + country code of country being dialed + area code + local number*

Example
A call from a mobile phone in Thailand to a fixed line in San Francisco, US:
001 + [1] + (415) + seven-digit local number*

International Calls
Dial Thailand's IAC + country code of country being dialed + area code or mobile phone prefix + mobile phone number*

Example
A call from a mobile phone in Thailand to a mobile phone in San Francisco, US:
001 + [1] + (415) + seven-digit mobile phone number*

*Calling a mobile phone number or fixed line in some countries from outside those countries may require a different procedure from the one shown here. Refer to the Cell Phone Dialing Guide or Dialing Guide for the country you are calling.