IP telephony
Numbers starting with 3100
4 Singapore ip telephony numbers in this prefix appear on public websites.
About the 3100 prefix
This number uses Singapore's 3-prefix IP telephony range. Community comments often help clarify whether it belongs to a business line, VoIP service, or a suspicious caller.
3-prefix numbers are typically used for IP telephony services in Singapore. Numbers in this list are written locally as 3100 xxxx, internationally as +65 3100 xxxx, and as 8-digit 3100xxxx.
3100 numbers found on the web
+65 3100 0000
3100 0000 · 31000000 · IP telephony
231/800EW33 bearing | Cylindrical hole on loyal.sg
2 web mentions
+65 3100 0031
3100 0031 · 31000031 · IP telephony
Singapore Business Guide - Computers on sbg.sg
1 web mention
+65 3100 0450
3100 0450 · 31000450 · IP telephony
Car Rental in Düsseldorf from S$ 60/day - Search for Rental Cars on KAYAK on kayak.sg
1 web mention