Malaysian Mobile Phone Companies

Companies providing Cellular Services

Company Name	Address	Phone / Fax
Cellular Communications Network (Malaysia) Sdn Bhd	6th Floor, Bena Tower, 160 Jalan Ampang 50450 Kuala Lumpur	Phone: +60-10-301 900 (30 lines), +60-3-2623 900 Fax: +60-3-2605 637
Mobikom Sdn Bhd	21st Floor Wisma Cyclecarri, 288 Jalan Raja Laut, P.O. Box 13800, 50350 Kuala Lumpur	Phone: +60-3-2940 800, 800 6800 (Toll Free), 018-810 0800 (Mobicare Hotline) Fax: +60-3-2944 800
Binariang Sdn Bhd	Block B, Ground Floor, Wisma Gelenggang, 12 Jalan Gelenggang, Bukit Damansara, 50490 Kuala Lumpur	Phone: +60-3-3807 163 Fax: +60-3-3807 016
Sapura Digital Sdn Bhd	Level 3, MNI Twins 2, 11 Jalan Pinang, P.O. Box 11717, 50754 Kuala Lumpur	Phone: +60-3-2085 013 Fax: +60-3-2302 020
DiGi Telecommunications Sdn Bhd	Lot 30, Jalan Delima 1/3, Subang Hi-Tech Industrial Park, 40000 Shah Alam, Selangor Darul Ehsan	Phone: +60-16-300 1800 Fax: +60-3-732 1857
Telekom Malaysia Berhad	Bangunan Telekom Bukit Mahkamah, Jalan Raja Chulan 50200 Kuala Lumpur	Phone: +60-3-2085 013 Fax: +60-3-2302 020

Mobile Networks Available in Malaysia

System Name	Analogue / Digital	System Type, Frequency	System Prefix	Since	Provider
ATUR 450	Analogue	NMT 450, 450 MHz	011	1/1985	Telekom Malaysia
ART 900	Analogue	ETACS, 900 MHz	010	8/1989	Cellular Communications
SmartFon	Digital	CT2, ??? MHz	Not Applicable	1992	Telekom Malaysia. Allows outgoing calls when in range of base stations.
Mobifon	Analogue / Digital	AMPS / DAMPS / IS-136, 800 MHz	018	1993/94	Mobikom. Now owned entirely by Telekom Malaysia Bhd. (May 1998)
Maxis	Digital	GSM 900, 900 MHz	012	1995	Binariang
Adam	Digital	GSM 1800, 1800 MHz	017	8/1995	Sapura Digital
Digi1800	Analogue	GSM 1800, 1800 MHz	016	5/1995	Mutiara Telecommunications
Celcom GSM	Digital	GSM 900, 900 MHz	019	3/1995	Cellular Communications
TMTouch	Digital	GSM 1800, 1800 MHz	013	6/1995	Telekom Malaysia. Formerly owned by MRCB Telecommunications and called Emartel.

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Glossary of Terms

AMPS	Adavanced Mobile Phone Service. Uses analogue technology. In use by Mobifon 800.
Analogue	Sounds are in their original waveform and not converted to 1's and 0's as in digital. Analogue signals are combined with a carrier signal at a high frequency and transmitted. Currently used by Celcom's ART900, Telekom's ATUR450, and Mobikom's Mobifon 800.
CT2	Cordless Telephone 2. CT2 uses digital cordless phone technology. Subscribers have to be in range (about 100m) of a base station to make calls. These base stations are placed at various public locations and are identified by a Smartfon sign. Telekom's SmartFon system allows only outgoing calls.
D-AMPS	Digital Adavanced Mobile Phone Service. Dual-mode AMPS/D-AMPS phones can switch to analogue service when there is no digital coverage. In use by Mobifon 800.
DCS	Digital Communications Service. Using GSM technology but on 1800 MHz frequency. Now known as GSM 1800. Used by Adam, Digi 1800, and TMTouch.
Digital	Digital systems encode speech into digital signals for transmission. It is not susceptible to eavesdropping using FM receivers unlike analogue systems. Currently used by Celcom GSM, Maxis, Digi 1800, TMTouch, Adam, and Mobikom's D-AMPS service.
ETACS	Ehanced Total Access Communication System. This is an enhanced version of TACS and is also an anologue system. In use by Celcom ART900.
GSM	Global System for Mobile Communications. Originally stood for Groupe Speciale Mobile. Uses digital technology. GSM (and DCS & PCN) phones requires a SIM card for it to work.
NMT	Nordic Mobile Telephone. This is an analogue system originally developed in Sweden ??. Used by Telekom's ATUR 450 system. Has almost nationwide coverage but suffers from lack of capacity. Handsets are generally bulkier than GSM equivalents.
PCS	Personal Communication System. Using GSM technology but on 1900 MHz frequency. Now known as GSM 1900. Used mainly in USA.
TACS	Total Access Communication System. This is an analogue system.
SIM	Subscriber Identification Module. This is a smartcard with CPU and memory. Stores the subscriber PIN and address book. Also used to store SMS, missed call and outgoing call numbers.

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