Area Code +94-11-(4780000...4789999) located in Colombo, Western, more detail is as below. Place International Dialing Code : 94 International Prefix : 00 National Prefix : 0 National Destination Code : 11 Subscriber Number From : 4780000 Subscriber Number To : 4789999 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 : Suntel Ltd Click here to buy Sri Lanka Area Code Database Other Information Language Code : si (Sinhala) Country Number : 144 (Sri Lanka) Country Code : LK (Sri Lanka) Region Name : Western City : Colombo Timezone : Asia/Colombo Coordinated Universal Time : +05:30 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 6.9300 Longitude : 79.8600 ‹ previous : +94-11-(4770000...4779999) next › : +94-11-(4790000...4799999) Dialling Instructions For trunk calls: 0 11 4780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 94 11 4780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4780000 ~ 4789999 (Count: 10,000) Example: +94-11-4780000 / 0094-11-4780000 (011-4780000 / 0-11-4780000) +94-11-4780001 / 0094-11-4780001 (011-4780001 / 0-11-4780001) +94-11-4780002 / 0094-11-4780002 (011-4780002 / 0-11-4780002) +94-11-4780003 / 0094-11-4780003 (011-4780003 / 0-11-4780003) +94-11-4780004 / 0094-11-4780004 (011-4780004 / 0-11-4780004) ...+94-11-xxxxxxx / 0094-11-xxxxxxx (011-xxxxxxx / 0-11-xxxxxxx) ...+94-11-4789995 / 0094-11-4789995 (011-4789995 / 0-11-4789995) +94-11-4789996 / 0094-11-4789996 (011-4789996 / 0-11-4789996) +94-11-4789997 / 0094-11-4789997 (011-4789997 / 0-11-4789997) +94-11-4789998 / 0094-11-4789998 (011-4789998 / 0-11-4789998) +94-11-4789999 / 0094-11-4789999 (011-4789999 / 0-11-4789999)