Area Code +1-201-(4166000...4166999) located in Oakland, New Jersey (NJ), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 201 Subscriber Number From : 4166000 Subscriber Number To : 4166999 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 : XO NEW JERSEY INC. Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : NJ Region Name : New Jersey City : Oakland Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 41.0200 Longitude : -74.2500 ‹ previous : +1-201-(4165000...4165999) next › : +1-201-(4167000...4167999) Dialling Instructions For trunk calls: 0 201 4166000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 201 4166000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4166000 ~ 4166999 (Count: 1,000) Example: +1-201-4166000 / 0111-201-4166000 (1201-4166000 / 1-201-4166000) +1-201-4166001 / 0111-201-4166001 (1201-4166001 / 1-201-4166001) +1-201-4166002 / 0111-201-4166002 (1201-4166002 / 1-201-4166002) +1-201-4166003 / 0111-201-4166003 (1201-4166003 / 1-201-4166003) +1-201-4166004 / 0111-201-4166004 (1201-4166004 / 1-201-4166004) ...+1-201-xxxxxxx / 0111-201-xxxxxxx (1201-xxxxxxx / 1-201-xxxxxxx) ...+1-201-4166995 / 0111-201-4166995 (1201-4166995 / 1-201-4166995) +1-201-4166996 / 0111-201-4166996 (1201-4166996 / 1-201-4166996) +1-201-4166997 / 0111-201-4166997 (1201-4166997 / 1-201-4166997) +1-201-4166998 / 0111-201-4166998 (1201-4166998 / 1-201-4166998) +1-201-4166999 / 0111-201-4166999 (1201-4166999 / 1-201-4166999)