Area Code +1-343-(4780000...4789999) located in Napanee, Ontario (ON), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 343 Subscriber Number From : 4780000 Subscriber Number To : 4789999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : ISP TELECOM INC. Click here to buy Canada Area Code Database Other Information Language Code : en (English) Country Number : 124 (Canada) Country Code : CA (Canada) Region Code : ON Region Name : Ontario City : Napanee Timezone : America/Toronto Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 44.2500 Longitude : -76.9500 ‹ previous : +1-343-(4770000...4779999) next › : +1-343-(4790000...4799999) Dialling Instructions For trunk calls: 1 343 4780000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 343 4780000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4780000 ~ 4789999 (Count: 10,000) Example: +1-343-4780000 / 0111-343-4780000 (1343-4780000 / 1-343-4780000) +1-343-4780001 / 0111-343-4780001 (1343-4780001 / 1-343-4780001) +1-343-4780002 / 0111-343-4780002 (1343-4780002 / 1-343-4780002) +1-343-4780003 / 0111-343-4780003 (1343-4780003 / 1-343-4780003) +1-343-4780004 / 0111-343-4780004 (1343-4780004 / 1-343-4780004) ...+1-343-xxxxxxx / 0111-343-xxxxxxx (1343-xxxxxxx / 1-343-xxxxxxx) ...+1-343-4789995 / 0111-343-4789995 (1343-4789995 / 1-343-4789995) +1-343-4789996 / 0111-343-4789996 (1343-4789996 / 1-343-4789996) +1-343-4789997 / 0111-343-4789997 (1343-4789997 / 1-343-4789997) +1-343-4789998 / 0111-343-4789998 (1343-4789998 / 1-343-4789998) +1-343-4789999 / 0111-343-4789999 (1343-4789999 / 1-343-4789999)