Area Code +421-55-(2020000...2029999) located in Košice, Košický (KI), more detail is as below. Place International Dialing Code : 421 International Prefix : 00 National Prefix : 0 National Destination Code : 55 Subscriber Number From : 2020000 Subscriber Number To : 2029999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : VM Telecom Click here to buy Slovakia Area Code Database Other Information Language Code : sk (Slovak) Country Number : 703 (Slovakia) Country Code : SK (Slovakia) Region Code : KI Region Name : Košický City : Košice Timezone : Europe/Bratislava Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 48.7200 Longitude : 21.2600 ‹ previous : +421-54-(8550000...8559999) next › : +421-55-(2240000...2249999) Dialling Instructions For trunk calls: 0 55 2020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 421 55 2020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2020000 ~ 2029999 (Count: 10,000) Example: +421-55-2020000 / 00421-55-2020000 (055-2020000 / 0-55-2020000) +421-55-2020001 / 00421-55-2020001 (055-2020001 / 0-55-2020001) +421-55-2020002 / 00421-55-2020002 (055-2020002 / 0-55-2020002) +421-55-2020003 / 00421-55-2020003 (055-2020003 / 0-55-2020003) +421-55-2020004 / 00421-55-2020004 (055-2020004 / 0-55-2020004) ...+421-55-xxxxxxx / 00421-55-xxxxxxx (055-xxxxxxx / 0-55-xxxxxxx) ...+421-55-2029995 / 00421-55-2029995 (055-2029995 / 0-55-2029995) +421-55-2029996 / 00421-55-2029996 (055-2029996 / 0-55-2029996) +421-55-2029997 / 00421-55-2029997 (055-2029997 / 0-55-2029997) +421-55-2029998 / 00421-55-2029998 (055-2029998 / 0-55-2029998) +421-55-2029999 / 00421-55-2029999 (055-2029999 / 0-55-2029999)