Area Code +852-3-(5100000...5199999) located in Hong Kong, more detail is as below. Place International Dialing Code : 852 International Prefix : 001 National Destination Code : 3 Subscriber Number From : 5100000 Subscriber Number To : 5199999 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 : PCCW-HKT Telephone Ltd and Hong Kong Telecommunications (HKT) Ltd Click here to buy Hong Kong Area Code Database Other Information Language Code : zh (Chinese) Country Number : 344 (Hong Kong) Country Code : HK (Hong Kong) City : Hong Kong Timezone : Asia/Hong_Kong Coordinated Universal Time : +08:00 Daylight Saving Time : No National Significant Number Minimum Length : 8 Latitude : 22.4000 Longitude : 114.1100 ‹ previous : +852-3-(5000000...5049999) next › : +852-3-(5200000...5299999) Dialling Instructions For trunk calls: - 3 5100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 001 852 3 5100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5100000 ~ 5199999 (Count: 100,000) Example: +852-3-5100000 / 001852-3-5100000 (3-5100000 / -3-5100000) +852-3-5100001 / 001852-3-5100001 (3-5100001 / -3-5100001) +852-3-5100002 / 001852-3-5100002 (3-5100002 / -3-5100002) +852-3-5100003 / 001852-3-5100003 (3-5100003 / -3-5100003) +852-3-5100004 / 001852-3-5100004 (3-5100004 / -3-5100004) ...+852-3-xxxxxxx / 001852-3-xxxxxxx (3-xxxxxxx / -3-xxxxxxx) ...+852-3-5199995 / 001852-3-5199995 (3-5199995 / -3-5199995) +852-3-5199996 / 001852-3-5199996 (3-5199996 / -3-5199996) +852-3-5199997 / 001852-3-5199997 (3-5199997 / -3-5199997) +852-3-5199998 / 001852-3-5199998 (3-5199998 / -3-5199998) +852-3-5199999 / 001852-3-5199999 (3-5199999 / -3-5199999)