Area Code +31-521-(820000...820999) 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 : 820000 Subscriber Number To : 820999 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 : Ziggo 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-(799000...799999) next › : +31-521-(850000...859999) Dialling Instructions For trunk calls: 0 521 820000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 521 820000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 820000 ~ 820999 (Count: 1,000) Example: +31-521-820000 / 0031-521-820000 (0521-820000 / 0-521-820000) +31-521-820001 / 0031-521-820001 (0521-820001 / 0-521-820001) +31-521-820002 / 0031-521-820002 (0521-820002 / 0-521-820002) +31-521-820003 / 0031-521-820003 (0521-820003 / 0-521-820003) +31-521-820004 / 0031-521-820004 (0521-820004 / 0-521-820004) ...+31-521-xxxxxx / 0031-521-xxxxxx (0521-xxxxxx / 0-521-xxxxxx) ...+31-521-820995 / 0031-521-820995 (0521-820995 / 0-521-820995) +31-521-820996 / 0031-521-820996 (0521-820996 / 0-521-820996) +31-521-820997 / 0031-521-820997 (0521-820997 / 0-521-820997) +31-521-820998 / 0031-521-820998 (0521-820998 / 0-521-820998) +31-521-820999 / 0031-521-820999 (0521-820999 / 0-521-820999)