Area Code +251-57-(7780000...7789999) located in Guliso, Western Region (Region 9), more detail is as below. Place International Dialing Code : 251 International Prefix : 00 National Prefix : 0 National Destination Code : 57 Subscriber Number From : 7780000 Subscriber Number To : 7789999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Ethiopian Telecommunications Corporation Click here to buy Ethiopia Area Code Database Other Information Language Code : am (Amharic) Country Number : 231 (Ethiopia) Country Code : ET (Ethiopia) Region Name : Western Region (Region 9) City : Guliso Timezone : Africa/Addis_Ababa Coordinated Universal Time : +03:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 9.1700 Longitude : 35.4700 ‹ previous : +251-57-(7770000...7779999) next › : +251-58-(1110000...1119999) Dialling Instructions For trunk calls: 0 57 7780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 251 57 7780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7780000 ~ 7789999 (Count: 10,000) Example: +251-57-7780000 / 00251-57-7780000 (057-7780000 / 0-57-7780000) +251-57-7780001 / 00251-57-7780001 (057-7780001 / 0-57-7780001) +251-57-7780002 / 00251-57-7780002 (057-7780002 / 0-57-7780002) +251-57-7780003 / 00251-57-7780003 (057-7780003 / 0-57-7780003) +251-57-7780004 / 00251-57-7780004 (057-7780004 / 0-57-7780004) ...+251-57-xxxxxxx / 00251-57-xxxxxxx (057-xxxxxxx / 0-57-xxxxxxx) ...+251-57-7789995 / 00251-57-7789995 (057-7789995 / 0-57-7789995) +251-57-7789996 / 00251-57-7789996 (057-7789996 / 0-57-7789996) +251-57-7789997 / 00251-57-7789997 (057-7789997 / 0-57-7789997) +251-57-7789998 / 00251-57-7789998 (057-7789998 / 0-57-7789998) +251-57-7789999 / 00251-57-7789999 (057-7789999 / 0-57-7789999)