IP telephony
Numbers starting with 3820
2 Singapore ip telephony numbers in this prefix appear on public websites.
About the 3820 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 3820 xxxx, internationally as +65 3820 xxxx, and as 8-digit 3820xxxx.
3820 numbers found on the web
+65 3820 0523
3820 0523 · 38200523 · IP telephony
Hotel (Vietnam) - Singapore Business Guide on sbg.sg
1 web mention
+65 3820 3248
3820 3248 · 38203248 · IP telephony
Hotel (Vietnam) - Singapore Business Guide on sbg.sg
1 web mention