Area Code +65-800-(0000000...9999999) located in International Freephone Service, more detail is as below. Place International Dialing Code : 65 International Prefix : 00 National Destination Code : 800 Subscriber Number From : 0000000 Subscriber Number To : 9999999 National Destination Code Length : 3 Uses National Destination Code : No National Significant Number Length : 10 Number Type : F (Freephone) Click here to buy Singapore Area Code Database Other Information Language Code : en (English) Country Number : 702 (Singapore) Country Code : SG (Singapore) City : International Freephone Service Timezone : Asia/Singapore Coordinated Universal Time : +08:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 1.3500 Longitude : 103.8200 ‹ previous : +65-8-(7770000...7779999) next › : +65-9-(0010000...0019999) Dialling Instructions For trunk calls: - 800 0000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 65 800 0000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0000000 ~ 9999999 (Count: 10,000,000) Example: +65-800-0000000 / 0065-800-0000000 (800-0000000 / -800-0000000) +65-800-0000001 / 0065-800-0000001 (800-0000001 / -800-0000001) +65-800-0000002 / 0065-800-0000002 (800-0000002 / -800-0000002) +65-800-0000003 / 0065-800-0000003 (800-0000003 / -800-0000003) +65-800-0000004 / 0065-800-0000004 (800-0000004 / -800-0000004) ...+65-800-xxxxxxx / 0065-800-xxxxxxx (800-xxxxxxx / -800-xxxxxxx) ...+65-800-9999995 / 0065-800-9999995 (800-9999995 / -800-9999995) +65-800-9999996 / 0065-800-9999996 (800-9999996 / -800-9999996) +65-800-9999997 / 0065-800-9999997 (800-9999997 / -800-9999997) +65-800-9999998 / 0065-800-9999998 (800-9999998 / -800-9999998) +65-800-9999999 / 0065-800-9999999 (800-9999999 / -800-9999999)