Area Code +853-870-(00000...99999) located in Macau, more detail is as below. Place International Dialing Code : 853 International Prefix : 00 National Destination Code : 870 Subscriber Number From : 00000 Subscriber Number To : 99999 National Destination Code Length : 3 Uses National Destination Code : No National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : CTM Click here to buy Macao Area Code Database Other Information Language Code : zh (Chinese) Country Number : 446 (Macao) Country Code : MO (Macao) City : Macau Timezone : Asia/Macau Coordinated Universal Time : +08:00 Daylight Saving Time : No National Significant Number Minimum Length : 8 Latitude : 22.1900 Longitude : 113.5500 ‹ previous : +853-850-(00000...99999) next › : +853-880-(00000...99999) Dialling Instructions For trunk calls: 0 870 00000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 853 870 00000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 00000 ~ 99999 (Count: 100,000) Example: +853-870-00000 / 00853-870-00000 (870-00000 / -870-00000) +853-870-00001 / 00853-870-00001 (870-00001 / -870-00001) +853-870-00002 / 00853-870-00002 (870-00002 / -870-00002) +853-870-00003 / 00853-870-00003 (870-00003 / -870-00003) +853-870-00004 / 00853-870-00004 (870-00004 / -870-00004) ...+853-870-xxxxx / 00853-870-xxxxx (870-xxxxx / -870-xxxxx) ...+853-870-99995 / 00853-870-99995 (870-99995 / -870-99995) +853-870-99996 / 00853-870-99996 (870-99996 / -870-99996) +853-870-99997 / 00853-870-99997 (870-99997 / -870-99997) +853-870-99998 / 00853-870-99998 (870-99998 / -870-99998) +853-870-99999 / 00853-870-99999 (870-99999 / -870-99999)