Area Code +65-3-(1540000...1549999) located in VoIP, more detail is as below. Place International Dialing Code : 65 International Prefix : 00 National Destination Code : 3 Subscriber Number From : 1540000 Subscriber Number To : 1549999 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 : Singapore Telecom Mobile Pte 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-(1530000...1539999) next › : +65-3-(1550000...1559999) Dialling Instructions For trunk calls: - 3 1540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 65 3 1540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1540000 ~ 1549999 (Count: 10,000) Example: +65-3-1540000 / 0065-3-1540000 (3-1540000 / -3-1540000) +65-3-1540001 / 0065-3-1540001 (3-1540001 / -3-1540001) +65-3-1540002 / 0065-3-1540002 (3-1540002 / -3-1540002) +65-3-1540003 / 0065-3-1540003 (3-1540003 / -3-1540003) +65-3-1540004 / 0065-3-1540004 (3-1540004 / -3-1540004) ...+65-3-xxxxxxx / 0065-3-xxxxxxx (3-xxxxxxx / -3-xxxxxxx) ...+65-3-1549995 / 0065-3-1549995 (3-1549995 / -3-1549995) +65-3-1549996 / 0065-3-1549996 (3-1549996 / -3-1549996) +65-3-1549997 / 0065-3-1549997 (3-1549997 / -3-1549997) +65-3-1549998 / 0065-3-1549998 (3-1549998 / -3-1549998) +65-3-1549999 / 0065-3-1549999 (3-1549999 / -3-1549999)