Area Code +31-528-(230000...239999) located in Hoogeveen, Drenthe (DR), more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 528 Subscriber Number From : 230000 Subscriber Number To : 239999 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 : DR Region Name : Drenthe City : Hoogeveen Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.7300 Longitude : 6.4800 ‹ previous : +31-528-(220000...229999) next › : +31-528-(240000...249999) Dialling Instructions For trunk calls: 0 528 230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 528 230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 230000 ~ 239999 (Count: 10,000) Example: +31-528-230000 / 0031-528-230000 (0528-230000 / 0-528-230000) +31-528-230001 / 0031-528-230001 (0528-230001 / 0-528-230001) +31-528-230002 / 0031-528-230002 (0528-230002 / 0-528-230002) +31-528-230003 / 0031-528-230003 (0528-230003 / 0-528-230003) +31-528-230004 / 0031-528-230004 (0528-230004 / 0-528-230004) ...+31-528-xxxxxx / 0031-528-xxxxxx (0528-xxxxxx / 0-528-xxxxxx) ...+31-528-239995 / 0031-528-239995 (0528-239995 / 0-528-239995) +31-528-239996 / 0031-528-239996 (0528-239996 / 0-528-239996) +31-528-239997 / 0031-528-239997 (0528-239997 / 0-528-239997) +31-528-239998 / 0031-528-239998 (0528-239998 / 0-528-239998) +31-528-239999 / 0031-528-239999 (0528-239999 / 0-528-239999)