Area Code +31-50-(7440000...7440999) located in Groningen, Groningen (GR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 50 Subscriber Number From : 7440000 Subscriber Number To : 7440999 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 : Coolwave Communications B.V. Click here to buy Netherlands Area Code Database Other Information Language Code : nl (Dutch) Country Number : 528 (Netherlands) Country Code : NL (Netherlands) Region Code : GR Region Name : Groningen City : Groningen Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 53.2100 Longitude : 6.5700 ‹ previous : +31-50-(7410000...7410999) next › : +31-50-(7441000...7441999) Dialling Instructions For trunk calls: 0 50 7440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 50 7440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7440000 ~ 7440999 (Count: 1,000) Example: +31-50-7440000 / 0031-50-7440000 (050-7440000 / 0-50-7440000) +31-50-7440001 / 0031-50-7440001 (050-7440001 / 0-50-7440001) +31-50-7440002 / 0031-50-7440002 (050-7440002 / 0-50-7440002) +31-50-7440003 / 0031-50-7440003 (050-7440003 / 0-50-7440003) +31-50-7440004 / 0031-50-7440004 (050-7440004 / 0-50-7440004) ...+31-50-xxxxxxx / 0031-50-xxxxxxx (050-xxxxxxx / 0-50-xxxxxxx) ...+31-50-7440995 / 0031-50-7440995 (050-7440995 / 0-50-7440995) +31-50-7440996 / 0031-50-7440996 (050-7440996 / 0-50-7440996) +31-50-7440997 / 0031-50-7440997 (050-7440997 / 0-50-7440997) +31-50-7440998 / 0031-50-7440998 (050-7440998 / 0-50-7440998) +31-50-7440999 / 0031-50-7440999 (050-7440999 / 0-50-7440999)