Area Code +31-521-(870000...870999) located in Steenwijk, Drenthe (DR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 521 Subscriber Number From : 870000 Subscriber Number To : 870999 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 : Infopact Netwerkdiensten 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 : DR Region Name : Drenthe City : Steenwijk Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.7900 Longitude : 6.1200 ‹ previous : +31-521-(850000...859999) next › : +31-522-(200000...200999) Dialling Instructions For trunk calls: 0 521 870000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 521 870000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 870000 ~ 870999 (Count: 1,000) Example: +31-521-870000 / 0031-521-870000 (0521-870000 / 0-521-870000) +31-521-870001 / 0031-521-870001 (0521-870001 / 0-521-870001) +31-521-870002 / 0031-521-870002 (0521-870002 / 0-521-870002) +31-521-870003 / 0031-521-870003 (0521-870003 / 0-521-870003) +31-521-870004 / 0031-521-870004 (0521-870004 / 0-521-870004) ...+31-521-xxxxxx / 0031-521-xxxxxx (0521-xxxxxx / 0-521-xxxxxx) ...+31-521-870995 / 0031-521-870995 (0521-870995 / 0-521-870995) +31-521-870996 / 0031-521-870996 (0521-870996 / 0-521-870996) +31-521-870997 / 0031-521-870997 (0521-870997 / 0-521-870997) +31-521-870998 / 0031-521-870998 (0521-870998 / 0-521-870998) +31-521-870999 / 0031-521-870999 (0521-870999 / 0-521-870999)