Area Code +31-50-(7400400...7400499) 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 : 7400400 Subscriber Number To : 7400499 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-(7400300...7400399) next › : +31-50-(7400500...7400599) Dialling Instructions For trunk calls: 0 50 7400400 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 50 7400400 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7400400 ~ 7400499 (Count: 100) Example: +31-50-7400400 / 0031-50-7400400 (050-7400400 / 0-50-7400400) +31-50-7400401 / 0031-50-7400401 (050-7400401 / 0-50-7400401) +31-50-7400402 / 0031-50-7400402 (050-7400402 / 0-50-7400402) +31-50-7400403 / 0031-50-7400403 (050-7400403 / 0-50-7400403) +31-50-7400404 / 0031-50-7400404 (050-7400404 / 0-50-7400404) ...+31-50-xxxxxxx / 0031-50-xxxxxxx (050-xxxxxxx / 0-50-xxxxxxx) ...+31-50-7400495 / 0031-50-7400495 (050-7400495 / 0-50-7400495) +31-50-7400496 / 0031-50-7400496 (050-7400496 / 0-50-7400496) +31-50-7400497 / 0031-50-7400497 (050-7400497 / 0-50-7400497) +31-50-7400498 / 0031-50-7400498 (050-7400498 / 0-50-7400498) +31-50-7400499 / 0031-50-7400499 (050-7400499 / 0-50-7400499)