Area Code +255-77-(0000000...9999999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 255 International Prefix : 000 National Prefix : 0 National Destination Code : 77 Subscriber Number From : 0000000 Subscriber Number To : 9999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Zanzibar Telecom Click here to buy Tanzania Area Code Database Other Information Language Code : sw (Swahili) Country Number : 834 (Tanzania) Country Code : TZ (Tanzania) City : Mobile Telephony Timezone : Africa/Dar_es_Salaam Coordinated Universal Time : +03:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : -6.8200 Longitude : 39.2700 ‹ previous : +255-76-(0000000...9999999) next › : +255-78-(0000000...9999999) Dialling Instructions For trunk calls: 0 77 0000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 000 255 77 0000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0000000 ~ 9999999 (Count: 10,000,000) Example: +255-77-0000000 / 000255-77-0000000 (077-0000000 / 0-77-0000000) +255-77-0000001 / 000255-77-0000001 (077-0000001 / 0-77-0000001) +255-77-0000002 / 000255-77-0000002 (077-0000002 / 0-77-0000002) +255-77-0000003 / 000255-77-0000003 (077-0000003 / 0-77-0000003) +255-77-0000004 / 000255-77-0000004 (077-0000004 / 0-77-0000004) ...+255-77-xxxxxxx / 000255-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+255-77-9999995 / 000255-77-9999995 (077-9999995 / 0-77-9999995) +255-77-9999996 / 000255-77-9999996 (077-9999996 / 0-77-9999996) +255-77-9999997 / 000255-77-9999997 (077-9999997 / 0-77-9999997) +255-77-9999998 / 000255-77-9999998 (077-9999998 / 0-77-9999998) +255-77-9999999 / 000255-77-9999999 (077-9999999 / 0-77-9999999)