Cell Phone Companies

Rank

Operator

Technology

Ownership

1

AIS

GSM, EDGE, EDGE+
UMTS, HSDPA, HSPA+, LTE

INTOUCH Company (42.60%)
Singapore Telecommunications (21.31%)

2

DTAC

GSM, EDGE
UMTS, HSDPA, HSPA+

Telenor (38.64%)
Thai Telco Holdings (25.59%)

3

True Move

GSM, EDGE

True Corporation

4

GSM 1800 (Digital Phone)

GSM

Advanced Info Service (98.55%)

5

True Move H (Hutch)

UMTS, HSDPA, HSPA+
CDMA2000 1x, CDMA2000 EV-DO Rev.A

True Corporation

6

CAT CDMA

CDMA2000 1x, CDMA2000 EV-DO Rev.A

CAT Telecom

7

WEPCT

PHS

True Corporation

8

TOT 3G

UMTS, HSDPA, HSPA+

Telephone Organization of Thailand (TOT)

9

MY

UMTS, HSDPA, HSPA+

CAT Telecom

 

The most common Sim cards used in Thailand are AIS, True Move, and Dtac.

1. AIS - available at service counters/ shops (eg. 7-eleven, Family Mart)

Website - http://www.ais.co.th/en/

2. Dtac - available to buy both at the companies of Dtac which can be seen in almost every shopping Mall and the convenience stores like 7-eleven

Website – http://www.dtac.co.th/en/

3. True Move - available to buy both at the companies of True Move which can be seen in almost every shopping Mall and shops

Website – http://truemoveh.truecorp.co.th/?In=en

Note- the rest of the Sim cards are not widely used and cannot be found to buy as easy as AIS, Dtac, and True Move.