Area Code +421-800-(300000...300999) located in Freephone, more detail is as below. Place International Dialing Code : 421 International Prefix : 00 National Prefix : 0 National Destination Code : 800 Subscriber Number From : 300000 Subscriber Number To : 300999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : F (Freephone) Carrier Name : Slovanet Click here to buy Slovakia Area Code Database Other Information Language Code : sk (Slovak) Country Number : 703 (Slovakia) Country Code : SK (Slovakia) City : Freephone Timezone : Europe/Bratislava Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 48.1500 Longitude : 17.1100 ‹ previous : +421-800-(292000...292999) next › : +421-800-(328000...328999) Dialling Instructions For trunk calls: 0 800 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 421 800 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 300999 (Count: 1,000) Example: +421-800-300000 / 00421-800-300000 (0800-300000 / 0-800-300000) +421-800-300001 / 00421-800-300001 (0800-300001 / 0-800-300001) +421-800-300002 / 00421-800-300002 (0800-300002 / 0-800-300002) +421-800-300003 / 00421-800-300003 (0800-300003 / 0-800-300003) +421-800-300004 / 00421-800-300004 (0800-300004 / 0-800-300004) ...+421-800-xxxxxx / 00421-800-xxxxxx (0800-xxxxxx / 0-800-xxxxxx) ...+421-800-300995 / 00421-800-300995 (0800-300995 / 0-800-300995) +421-800-300996 / 00421-800-300996 (0800-300996 / 0-800-300996) +421-800-300997 / 00421-800-300997 (0800-300997 / 0-800-300997) +421-800-300998 / 00421-800-300998 (0800-300998 / 0-800-300998) +421-800-300999 / 00421-800-300999 (0800-300999 / 0-800-300999)