Area Code +31-50-(8223000...8223999) 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 : 8223000 Subscriber Number To : 8223999 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-(8222000...8222999) next › : +31-50-(8224000...8224999) Dialling Instructions For trunk calls: 0 50 8223000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 50 8223000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8223000 ~ 8223999 (Count: 1,000) Example: +31-50-8223000 / 0031-50-8223000 (050-8223000 / 0-50-8223000) +31-50-8223001 / 0031-50-8223001 (050-8223001 / 0-50-8223001) +31-50-8223002 / 0031-50-8223002 (050-8223002 / 0-50-8223002) +31-50-8223003 / 0031-50-8223003 (050-8223003 / 0-50-8223003) +31-50-8223004 / 0031-50-8223004 (050-8223004 / 0-50-8223004) ...+31-50-xxxxxxx / 0031-50-xxxxxxx (050-xxxxxxx / 0-50-xxxxxxx) ...+31-50-8223995 / 0031-50-8223995 (050-8223995 / 0-50-8223995) +31-50-8223996 / 0031-50-8223996 (050-8223996 / 0-50-8223996) +31-50-8223997 / 0031-50-8223997 (050-8223997 / 0-50-8223997) +31-50-8223998 / 0031-50-8223998 (050-8223998 / 0-50-8223998) +31-50-8223999 / 0031-50-8223999 (050-8223999 / 0-50-8223999)