Area Code +1-289-(3990000...3999999) located in Richmond Hill, Ontario (ON), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 289 Subscriber Number From : 3990000 Subscriber Number To : 3999999 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 : TELUS INTEGRATED COM 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 : Richmond Hill Timezone : America/Toronto Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 43.8700 Longitude : -79.4400 ‹ previous : +1-289-(3980000...3989999) next › : +1-289-(4000000...4009999) Dialling Instructions For trunk calls: 1 289 3990000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 289 3990000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3990000 ~ 3999999 (Count: 10,000) Example: +1-289-3990000 / 0111-289-3990000 (1289-3990000 / 1-289-3990000) +1-289-3990001 / 0111-289-3990001 (1289-3990001 / 1-289-3990001) +1-289-3990002 / 0111-289-3990002 (1289-3990002 / 1-289-3990002) +1-289-3990003 / 0111-289-3990003 (1289-3990003 / 1-289-3990003) +1-289-3990004 / 0111-289-3990004 (1289-3990004 / 1-289-3990004) ...+1-289-xxxxxxx / 0111-289-xxxxxxx (1289-xxxxxxx / 1-289-xxxxxxx) ...+1-289-3999995 / 0111-289-3999995 (1289-3999995 / 1-289-3999995) +1-289-3999996 / 0111-289-3999996 (1289-3999996 / 1-289-3999996) +1-289-3999997 / 0111-289-3999997 (1289-3999997 / 1-289-3999997) +1-289-3999998 / 0111-289-3999998 (1289-3999998 / 1-289-3999998) +1-289-3999999 / 0111-289-3999999 (1289-3999999 / 1-289-3999999)