Area Code +251-11-(3720000...3729999) located in Old Airport III, South-West Addis Ababa Zone, more detail is as below. Place International Dialing Code : 251 International Prefix : 00 National Prefix : 0 National Destination Code : 11 Subscriber Number From : 3720000 Subscriber Number To : 3729999 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 : South-West Addis Ababa Zone City : Old Airport III Timezone : Africa/Addis_Ababa Coordinated Universal Time : +03:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 8.9300 Longitude : 38.7300 ‹ previous : +251-11-(3710000...3719999) next › : +251-11-(3730000...3739999) Dialling Instructions For trunk calls: 0 11 3720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 251 11 3720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3720000 ~ 3729999 (Count: 10,000) Example: +251-11-3720000 / 00251-11-3720000 (011-3720000 / 0-11-3720000) +251-11-3720001 / 00251-11-3720001 (011-3720001 / 0-11-3720001) +251-11-3720002 / 00251-11-3720002 (011-3720002 / 0-11-3720002) +251-11-3720003 / 00251-11-3720003 (011-3720003 / 0-11-3720003) +251-11-3720004 / 00251-11-3720004 (011-3720004 / 0-11-3720004) ...+251-11-xxxxxxx / 00251-11-xxxxxxx (011-xxxxxxx / 0-11-xxxxxxx) ...+251-11-3729995 / 00251-11-3729995 (011-3729995 / 0-11-3729995) +251-11-3729996 / 00251-11-3729996 (011-3729996 / 0-11-3729996) +251-11-3729997 / 00251-11-3729997 (011-3729997 / 0-11-3729997) +251-11-3729998 / 00251-11-3729998 (011-3729998 / 0-11-3729998) +251-11-3729999 / 00251-11-3729999 (011-3729999 / 0-11-3729999)