Area Code +65-6-(6440000...6449999) located in Singapore, more detail is as below. Place International Dialing Code : 65 International Prefix : 00 National Destination Code : 6 Subscriber Number From : 6440000 Subscriber Number To : 6449999 National Destination Code Length : 1 Uses National Destination Code : No National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : StarHub Click here to buy Singapore Area Code Database Other Information Language Code : en (English) Country Number : 702 (Singapore) Country Code : SG (Singapore) City : Singapore 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 : +65-6-(6420000...6429999) next › : +65-6-(6460000...6469999) Dialling Instructions For trunk calls: - 6 6440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 65 6 6440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6440000 ~ 6449999 (Count: 10,000) Example: +65-6-6440000 / 0065-6-6440000 (6-6440000 / -6-6440000) +65-6-6440001 / 0065-6-6440001 (6-6440001 / -6-6440001) +65-6-6440002 / 0065-6-6440002 (6-6440002 / -6-6440002) +65-6-6440003 / 0065-6-6440003 (6-6440003 / -6-6440003) +65-6-6440004 / 0065-6-6440004 (6-6440004 / -6-6440004) ...+65-6-xxxxxxx / 0065-6-xxxxxxx (6-xxxxxxx / -6-xxxxxxx) ...+65-6-6449995 / 0065-6-6449995 (6-6449995 / -6-6449995) +65-6-6449996 / 0065-6-6449996 (6-6449996 / -6-6449996) +65-6-6449997 / 0065-6-6449997 (6-6449997 / -6-6449997) +65-6-6449998 / 0065-6-6449998 (6-6449998 / -6-6449998) +65-6-6449999 / 0065-6-6449999 (6-6449999 / -6-6449999)