Area Code +31-66-(5400000...5499999) 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 : 5400000 Subscriber Number To : 5499999 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-(5300000...5399999) next › : +31-66-(5500000...5599999) Dialling Instructions For trunk calls: 0 66 5400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 31 66 5400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5400000 ~ 5499999 (Count: 100,000) Example: +31-66-5400000 / 0031-66-5400000 (066-5400000 / 0-66-5400000) +31-66-5400001 / 0031-66-5400001 (066-5400001 / 0-66-5400001) +31-66-5400002 / 0031-66-5400002 (066-5400002 / 0-66-5400002) +31-66-5400003 / 0031-66-5400003 (066-5400003 / 0-66-5400003) +31-66-5400004 / 0031-66-5400004 (066-5400004 / 0-66-5400004) ...+31-66-xxxxxxx / 0031-66-xxxxxxx (066-xxxxxxx / 0-66-xxxxxxx) ...+31-66-5499995 / 0031-66-5499995 (066-5499995 / 0-66-5499995) +31-66-5499996 / 0031-66-5499996 (066-5499996 / 0-66-5499996) +31-66-5499997 / 0031-66-5499997 (066-5499997 / 0-66-5499997) +31-66-5499998 / 0031-66-5499998 (066-5499998 / 0-66-5499998) +31-66-5499999 / 0031-66-5499999 (066-5499999 / 0-66-5499999)