Area Code +31-66-(5500000...5599999) located in Mobile Paging, more detail is as below. Place International Dialing Code : 31 International Prefix : 00 National Prefix : 0 National Destination Code : 66 Subscriber Number From : 5500000 Subscriber Number To : 5599999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) 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) City : Mobile Paging Timezone : Europe/Amsterdam Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 52.3700 Longitude : 4.9000 ‹ previous : +31-66-(5400000...5499999) next › : +31-66-(5600000...5699999) Dialling Instructions For trunk calls: 0 66 5500000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 66 5500000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5500000 ~ 5599999 (Count: 100,000) Example: +31-66-5500000 / 0031-66-5500000 (066-5500000 / 0-66-5500000) +31-66-5500001 / 0031-66-5500001 (066-5500001 / 0-66-5500001) +31-66-5500002 / 0031-66-5500002 (066-5500002 / 0-66-5500002) +31-66-5500003 / 0031-66-5500003 (066-5500003 / 0-66-5500003) +31-66-5500004 / 0031-66-5500004 (066-5500004 / 0-66-5500004) ...+31-66-xxxxxxx / 0031-66-xxxxxxx (066-xxxxxxx / 0-66-xxxxxxx) ...+31-66-5599995 / 0031-66-5599995 (066-5599995 / 0-66-5599995) +31-66-5599996 / 0031-66-5599996 (066-5599996 / 0-66-5599996) +31-66-5599997 / 0031-66-5599997 (066-5599997 / 0-66-5599997) +31-66-5599998 / 0031-66-5599998 (066-5599998 / 0-66-5599998) +31-66-5599999 / 0031-66-5599999 (066-5599999 / 0-66-5599999)