Area Code +31-50-(7237000...7237999) 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 : 7237000 Subscriber Number To : 7237999 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 : ACM 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-(7236000...7236999) next › : +31-50-(7238000...7238999) Dialling Instructions For trunk calls: 0 50 7237000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 50 7237000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7237000 ~ 7237999 (Count: 1,000) Example: +31-50-7237000 / 0031-50-7237000 (050-7237000 / 0-50-7237000) +31-50-7237001 / 0031-50-7237001 (050-7237001 / 0-50-7237001) +31-50-7237002 / 0031-50-7237002 (050-7237002 / 0-50-7237002) +31-50-7237003 / 0031-50-7237003 (050-7237003 / 0-50-7237003) +31-50-7237004 / 0031-50-7237004 (050-7237004 / 0-50-7237004) ...+31-50-xxxxxxx / 0031-50-xxxxxxx (050-xxxxxxx / 0-50-xxxxxxx) ...+31-50-7237995 / 0031-50-7237995 (050-7237995 / 0-50-7237995) +31-50-7237996 / 0031-50-7237996 (050-7237996 / 0-50-7237996) +31-50-7237997 / 0031-50-7237997 (050-7237997 / 0-50-7237997) +31-50-7237998 / 0031-50-7237998 (050-7237998 / 0-50-7237998) +31-50-7237999 / 0031-50-7237999 (050-7237999 / 0-50-7237999)