This means that it is 16 hours ahead of pacific standard time (pst) so if you were calling at noon from california, it would be 4 am in singapore. You can download an app or check online clocks for the current time in singapore.
[header] How to call singapore [title] Know the timezone. [step] Keep in mind the time in singapore when making a call. The time zone followed in singapore is utc/gmt + 8, or 8 hours ahead of greenwich mean time.