Area Code +31-570-(550000...559999) located in Deventer, Overijssel (OV), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 570 Subscriber Number From : 550000 Subscriber Number To : 559999 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 : 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 : OV Region Name : Overijssel City : Deventer Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.2500 Longitude : 6.1600 ‹ previous : +31-570-(540000...549999) next › : +31-570-(560000...569999) Dialling Instructions For trunk calls: 0 570 550000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 570 550000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 550000 ~ 559999 (Count: 10,000) Example: +31-570-550000 / 0031-570-550000 (0570-550000 / 0-570-550000) +31-570-550001 / 0031-570-550001 (0570-550001 / 0-570-550001) +31-570-550002 / 0031-570-550002 (0570-550002 / 0-570-550002) +31-570-550003 / 0031-570-550003 (0570-550003 / 0-570-550003) +31-570-550004 / 0031-570-550004 (0570-550004 / 0-570-550004) ...+31-570-xxxxxx / 0031-570-xxxxxx (0570-xxxxxx / 0-570-xxxxxx) ...+31-570-559995 / 0031-570-559995 (0570-559995 / 0-570-559995) +31-570-559996 / 0031-570-559996 (0570-559996 / 0-570-559996) +31-570-559997 / 0031-570-559997 (0570-559997 / 0-570-559997) +31-570-559998 / 0031-570-559998 (0570-559998 / 0-570-559998) +31-570-559999 / 0031-570-559999 (0570-559999 / 0-570-559999)