新加坡电话区号为0065，电话开头的格式有0065、00

65、00-65、+65、+65-、+0065、65等。由于新加坡国土面积狭小，其国内的固定电话号码并没有实行区号之分，从中国拨打新加坡电话号码

只需加拨新加坡国家区号0065即可。以下为新加坡电话号码的一些常识，仅供参考：

号码段及使用类型

3xxx xxxx - Voice Over IP services

6xxx xxxx - Fixed Line services inclusive of Fixed Line Voice Over IP services

like StarHub Digital Voice and SingTel mio Voice

8xxx xxxx - Mobile phone services

9xxx xxxx - Mobile phone services Includes Paging Services like SUNPAGE

800 xxx xxxx - Toll-Free International services

1800 xxx xxxx - Toll-Free line services

1900 xxx xxxx - Premium Service

特殊号码前缀

0xx - International access code

1711(SingTel)/171*(M1) - Speaking clock

999 - Police

995 - Singapore Civil Defence Force/Emergency Ambulance

993 - MOH Special Ambulance Service (for suspected cases of H1N1 and SARS)

1777 - Non-Emergency Ambulance

16xx - Service Providers' Customer Services

13xx - Voicemails

18xx - ICC