IP telephony
Numbers starting with 3664
2 Singapore ip telephony numbers in this prefix appear on public websites.
About the 3664 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 3664 xxxx, internationally as +65 3664 xxxx, and as 8-digit 3664xxxx.
3664 numbers found on the web
+65 3664 0450
3664 0450 · 36640450 · IP telephony
Medjugorje Hotel & Spa S$Â 82. Medjugorje Hotel Deals & Reviews - KAYAK on kayak.sg
1 web mention
+65 3664 8000
3664 8000 · 36648000 · IP telephony
Car Rental in Seoul from S$Â 46/day - Search for Rental Cars on KAYAK on kayak.sg
1 web mention