Area Code +975-4-(780000...781999) located in Trashi Yangtse, more detail is as below. Place International Dialing Code : 975 International Prefix : 00 National Destination Code : 4 Subscriber Number From : 780000 Subscriber Number To : 781999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 7 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Bhutan Telecom Click here to buy Bhutan Area Code Database Other Information Language Code : dz (Bhutani) Country Number : 64 (Bhutan) Country Code : BT (Bhutan) City : Trashi Yangtse Timezone : Asia/Thimphu Coordinated Universal Time : +06:00 Daylight Saving Time : No National Significant Number Minimum Length : 7 Latitude : 27.6100 Longitude : 91.5000 ‹ previous : +975-4-(744000...744999) next › : +975-4-(785000...785999) Dialling Instructions For trunk calls: - 4 780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 975 4 780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 780000 ~ 781999 (Count: 2,000) Example: +975-4-780000 / 00975-4-780000 (4-780000 / -4-780000) +975-4-780001 / 00975-4-780001 (4-780001 / -4-780001) +975-4-780002 / 00975-4-780002 (4-780002 / -4-780002) +975-4-780003 / 00975-4-780003 (4-780003 / -4-780003) +975-4-780004 / 00975-4-780004 (4-780004 / -4-780004) ...+975-4-xxxxxx / 00975-4-xxxxxx (4-xxxxxx / -4-xxxxxx) ...+975-4-781995 / 00975-4-781995 (4-781995 / -4-781995) +975-4-781996 / 00975-4-781996 (4-781996 / -4-781996) +975-4-781997 / 00975-4-781997 (4-781997 / -4-781997) +975-4-781998 / 00975-4-781998 (4-781998 / -4-781998) +975-4-781999 / 00975-4-781999 (4-781999 / -4-781999)