Area Code +1-581-(6790000...6799999) located in Black Lake, Quebec (QC), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 581 Subscriber Number From : 6790000 Subscriber Number To : 6799999 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 : VIDEOTRON G.P. Click here to buy Canada Area Code Database Other Information Language Code : fr (French) Country Number : 124 (Canada) Country Code : CA (Canada) Region Code : QC Region Name : Quebec City : Black Lake Timezone : America/Montreal Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 46.0500 Longitude : -71.3700 ‹ previous : +1-581-(6560000...6569999) next › : +1-581-(6800000...6809999) Dialling Instructions For trunk calls: 1 581 6790000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 581 6790000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6790000 ~ 6799999 (Count: 10,000) Example: +1-581-6790000 / 0111-581-6790000 (1581-6790000 / 1-581-6790000) +1-581-6790001 / 0111-581-6790001 (1581-6790001 / 1-581-6790001) +1-581-6790002 / 0111-581-6790002 (1581-6790002 / 1-581-6790002) +1-581-6790003 / 0111-581-6790003 (1581-6790003 / 1-581-6790003) +1-581-6790004 / 0111-581-6790004 (1581-6790004 / 1-581-6790004) ...+1-581-xxxxxxx / 0111-581-xxxxxxx (1581-xxxxxxx / 1-581-xxxxxxx) ...+1-581-6799995 / 0111-581-6799995 (1581-6799995 / 1-581-6799995) +1-581-6799996 / 0111-581-6799996 (1581-6799996 / 1-581-6799996) +1-581-6799997 / 0111-581-6799997 (1581-6799997 / 1-581-6799997) +1-581-6799998 / 0111-581-6799998 (1581-6799998 / 1-581-6799998) +1-581-6799999 / 0111-581-6799999 (1581-6799999 / 1-581-6799999)