Area Code +36-21-(4000000...9999999) located in VoIP, more detail is as below. Place International Dialing Code : 36 International Prefix : 00 National Prefix : 06 National Destination Code : 21 Subscriber Number From : 4000000 Subscriber Number To : 9999999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : V (VoIP, Location Independent fixed land line) Click here to buy Hungary Area Code Database Other Information Language Code : hu (Hungarian) Country Number : 348 (Hungary) Country Code : HU (Hungary) City : VoIP Timezone : Europe/Budapest Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.5000 Longitude : 19.0400 ‹ previous : +36-21-(3889000...3889999) next › : +36-22-(203000...203999) Dialling Instructions For trunk calls: 6 21 4000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 36 21 4000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4000000 ~ 9999999 (Count: 6,000,000) Example: +36-21-4000000 / 0036-21-4000000 (0621-4000000 / 06-21-4000000) +36-21-4000001 / 0036-21-4000001 (0621-4000001 / 06-21-4000001) +36-21-4000002 / 0036-21-4000002 (0621-4000002 / 06-21-4000002) +36-21-4000003 / 0036-21-4000003 (0621-4000003 / 06-21-4000003) +36-21-4000004 / 0036-21-4000004 (0621-4000004 / 06-21-4000004) ...+36-21-xxxxxxx / 0036-21-xxxxxxx (0621-xxxxxxx / 06-21-xxxxxxx) ...+36-21-9999995 / 0036-21-9999995 (0621-9999995 / 06-21-9999995) +36-21-9999996 / 0036-21-9999996 (0621-9999996 / 06-21-9999996) +36-21-9999997 / 0036-21-9999997 (0621-9999997 / 06-21-9999997) +36-21-9999998 / 0036-21-9999998 (0621-9999998 / 06-21-9999998) +36-21-9999999 / 0036-21-9999999 (0621-9999999 / 06-21-9999999)