The country code for Malaysia is 60, for Singapore 65 and for Brunei 673
In Malaysia, landline services are provided by the national monopoly Telekom Malaysia (TM; www.tm.com.my). In Singapore, Singtel (www.singtel.com) controls over 80% of the fixed line market. In Brunei the leading service provider is Telekom Brunei (TelBru; www.telbru.com.bn).
Local SIM cards can be used in most phones. Other phones must be set to roaming.