Area Code +36-21-(300300...300399) 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 : 300300 Subscriber Number To : 300399 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 8 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : ES INNOTEL Kft. 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 : 8 Latitude : None Longitude : None ‹ previous : +36-21-(300200...300299) next › : +36-21-(300700...300799) Dialling Instructions For trunk calls: 6 21 300300 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 36 21 300300 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300300 ~ 300399 (Count: 100) Example: +36-21-300300 / 0036-21-300300 (0621-300300 / 06-21-300300) +36-21-300301 / 0036-21-300301 (0621-300301 / 06-21-300301) +36-21-300302 / 0036-21-300302 (0621-300302 / 06-21-300302) +36-21-300303 / 0036-21-300303 (0621-300303 / 06-21-300303) +36-21-300304 / 0036-21-300304 (0621-300304 / 06-21-300304) ...+36-21-xxxxxx / 0036-21-xxxxxx (0621-xxxxxx / 06-21-xxxxxx) ...+36-21-300395 / 0036-21-300395 (0621-300395 / 06-21-300395) +36-21-300396 / 0036-21-300396 (0621-300396 / 06-21-300396) +36-21-300397 / 0036-21-300397 (0621-300397 / 06-21-300397) +36-21-300398 / 0036-21-300398 (0621-300398 / 06-21-300398) +36-21-300399 / 0036-21-300399 (0621-300399 / 06-21-300399)