Area Code +31-521-(729000...729999) 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 : 729000 Subscriber Number To : 729999 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 : NLH-Net 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-(728000...728999) next › : +31-521-(740000...740999) Dialling Instructions For trunk calls: 0 521 729000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 521 729000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 729000 ~ 729999 (Count: 1,000) Example: +31-521-729000 / 0031-521-729000 (0521-729000 / 0-521-729000) +31-521-729001 / 0031-521-729001 (0521-729001 / 0-521-729001) +31-521-729002 / 0031-521-729002 (0521-729002 / 0-521-729002) +31-521-729003 / 0031-521-729003 (0521-729003 / 0-521-729003) +31-521-729004 / 0031-521-729004 (0521-729004 / 0-521-729004) ...+31-521-xxxxxx / 0031-521-xxxxxx (0521-xxxxxx / 0-521-xxxxxx) ...+31-521-729995 / 0031-521-729995 (0521-729995 / 0-521-729995) +31-521-729996 / 0031-521-729996 (0521-729996 / 0-521-729996) +31-521-729997 / 0031-521-729997 (0521-729997 / 0-521-729997) +31-521-729998 / 0031-521-729998 (0521-729998 / 0-521-729998) +31-521-729999 / 0031-521-729999 (0521-729999 / 0-521-729999)