Area Code +31-594-(440000...449999) located in Zuidhorn, Groningen (GR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 594 Subscriber Number From : 440000 Subscriber Number To : 449999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : BT NEDERLAND N.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 : Zuidhorn Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 53.2400 Longitude : 6.4100 ‹ previous : +31-594-(290000...299999) next › : +31-594-(500000...509999) Dialling Instructions For trunk calls: 0 594 440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 594 440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 440000 ~ 449999 (Count: 10,000) Example: +31-594-440000 / 0031-594-440000 (0594-440000 / 0-594-440000) +31-594-440001 / 0031-594-440001 (0594-440001 / 0-594-440001) +31-594-440002 / 0031-594-440002 (0594-440002 / 0-594-440002) +31-594-440003 / 0031-594-440003 (0594-440003 / 0-594-440003) +31-594-440004 / 0031-594-440004 (0594-440004 / 0-594-440004) ...+31-594-xxxxxx / 0031-594-xxxxxx (0594-xxxxxx / 0-594-xxxxxx) ...+31-594-449995 / 0031-594-449995 (0594-449995 / 0-594-449995) +31-594-449996 / 0031-594-449996 (0594-449996 / 0-594-449996) +31-594-449997 / 0031-594-449997 (0594-449997 / 0-594-449997) +31-594-449998 / 0031-594-449998 (0594-449998 / 0-594-449998) +31-594-449999 / 0031-594-449999 (0594-449999 / 0-594-449999)