Area Code +421-900-(511000...511999) 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 : 511000 Subscriber Number To : 511999 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-(506000...506999) next › : +421-900-(512000...512999) Dialling Instructions For trunk calls: 0 900 511000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 421 900 511000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 511000 ~ 511999 (Count: 1,000) Example: +421-900-511000 / 00421-900-511000 (0900-511000 / 0-900-511000) +421-900-511001 / 00421-900-511001 (0900-511001 / 0-900-511001) +421-900-511002 / 00421-900-511002 (0900-511002 / 0-900-511002) +421-900-511003 / 00421-900-511003 (0900-511003 / 0-900-511003) +421-900-511004 / 00421-900-511004 (0900-511004 / 0-900-511004) ...+421-900-xxxxxx / 00421-900-xxxxxx (0900-xxxxxx / 0-900-xxxxxx) ...+421-900-511995 / 00421-900-511995 (0900-511995 / 0-900-511995) +421-900-511996 / 00421-900-511996 (0900-511996 / 0-900-511996) +421-900-511997 / 00421-900-511997 (0900-511997 / 0-900-511997) +421-900-511998 / 00421-900-511998 (0900-511998 / 0-900-511998) +421-900-511999 / 00421-900-511999 (0900-511999 / 0-900-511999)