Area Code +65-3-(1390000...1399999) located in VoIP, more detail is as below. Place International Dialing Code : 65 International Prefix : 00 National Destination Code : 3 Subscriber Number From : 1390000 Subscriber Number To : 1399999 National Destination Code Length : 1 Uses National Destination Code : No National Significant Number Length : 8 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : StarHub Ltd Click here to buy Singapore Area Code Database Other Information Language Code : en (English) Country Number : 702 (Singapore) Country Code : SG (Singapore) City : VoIP Timezone : Asia/Singapore Coordinated Universal Time : +08:00 Daylight Saving Time : No National Significant Number Minimum Length : 8 Latitude : 1.3500 Longitude : 103.8200 ‹ previous : +65-3-(1380000...1389999) next › : +65-3-(1400000...1409999) Dialling Instructions For trunk calls: - 3 1390000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 65 3 1390000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1390000 ~ 1399999 (Count: 10,000) Example: +65-3-1390000 / 0065-3-1390000 (3-1390000 / -3-1390000) +65-3-1390001 / 0065-3-1390001 (3-1390001 / -3-1390001) +65-3-1390002 / 0065-3-1390002 (3-1390002 / -3-1390002) +65-3-1390003 / 0065-3-1390003 (3-1390003 / -3-1390003) +65-3-1390004 / 0065-3-1390004 (3-1390004 / -3-1390004) ...+65-3-xxxxxxx / 0065-3-xxxxxxx (3-xxxxxxx / -3-xxxxxxx) ...+65-3-1399995 / 0065-3-1399995 (3-1399995 / -3-1399995) +65-3-1399996 / 0065-3-1399996 (3-1399996 / -3-1399996) +65-3-1399997 / 0065-3-1399997 (3-1399997 / -3-1399997) +65-3-1399998 / 0065-3-1399998 (3-1399998 / -3-1399998) +65-3-1399999 / 0065-3-1399999 (3-1399999 / -3-1399999)