Area Code +31-50-(3120000...3129999) 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 : 3120000 Subscriber Number To : 3129999 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 : KPN 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-(3110000...3119999) next › : +31-50-(3130000...3139999) Dialling Instructions For trunk calls: 0 50 3120000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 50 3120000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3120000 ~ 3129999 (Count: 10,000) Example: +31-50-3120000 / 0031-50-3120000 (050-3120000 / 0-50-3120000) +31-50-3120001 / 0031-50-3120001 (050-3120001 / 0-50-3120001) +31-50-3120002 / 0031-50-3120002 (050-3120002 / 0-50-3120002) +31-50-3120003 / 0031-50-3120003 (050-3120003 / 0-50-3120003) +31-50-3120004 / 0031-50-3120004 (050-3120004 / 0-50-3120004) ...+31-50-xxxxxxx / 0031-50-xxxxxxx (050-xxxxxxx / 0-50-xxxxxxx) ...+31-50-3129995 / 0031-50-3129995 (050-3129995 / 0-50-3129995) +31-50-3129996 / 0031-50-3129996 (050-3129996 / 0-50-3129996) +31-50-3129997 / 0031-50-3129997 (050-3129997 / 0-50-3129997) +31-50-3129998 / 0031-50-3129998 (050-3129998 / 0-50-3129998) +31-50-3129999 / 0031-50-3129999 (050-3129999 / 0-50-3129999)
