Area Code +421-900-(811000...811999) located in Premium rate services, more detail is as below. Place International Dialing Code : 421 International Prefix : 00 National Prefix : 0 National Destination Code : 900 Subscriber Number From : 811000 Subscriber Number To : 811999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : S (Special) Carrier Name : Slovak Telekom Click here to buy Slovakia Area Code Database Other Information Language Code : sk (Slovak) Country Number : 703 (Slovakia) Country Code : SK (Slovakia) City : Premium rate services 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 : +421-900-(805000...805999) next › : +421-900-(815000...815999) Dialling Instructions For trunk calls: 0 900 811000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 421 900 811000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 811000 ~ 811999 (Count: 1,000) Example: +421-900-811000 / 00421-900-811000 (0900-811000 / 0-900-811000) +421-900-811001 / 00421-900-811001 (0900-811001 / 0-900-811001) +421-900-811002 / 00421-900-811002 (0900-811002 / 0-900-811002) +421-900-811003 / 00421-900-811003 (0900-811003 / 0-900-811003) +421-900-811004 / 00421-900-811004 (0900-811004 / 0-900-811004) ...+421-900-xxxxxx / 00421-900-xxxxxx (0900-xxxxxx / 0-900-xxxxxx) ...+421-900-811995 / 00421-900-811995 (0900-811995 / 0-900-811995) +421-900-811996 / 00421-900-811996 (0900-811996 / 0-900-811996) +421-900-811997 / 00421-900-811997 (0900-811997 / 0-900-811997) +421-900-811998 / 00421-900-811998 (0900-811998 / 0-900-811998) +421-900-811999 / 00421-900-811999 (0900-811999 / 0-900-811999)