Area Code +421-37-(3000000...3099999) located in Nitra, Nitriansky (NI), more detail is as below. Place International Dialing Code : 421 International Prefix : 00 National Prefix : 0 National Destination Code : 37 Subscriber Number From : 3000000 Subscriber Number To : 3099999 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 : DH 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 : NI Region Name : Nitriansky City : Nitra Timezone : Europe/Bratislava Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 48.3100 Longitude : 18.0900 ‹ previous : +421-37-(2900000...2999999) next › : +421-37-(3100000...3199999) Dialling Instructions For trunk calls: 0 37 3000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 421 37 3000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3000000 ~ 3099999 (Count: 100,000) Example: +421-37-3000000 / 00421-37-3000000 (037-3000000 / 0-37-3000000) +421-37-3000001 / 00421-37-3000001 (037-3000001 / 0-37-3000001) +421-37-3000002 / 00421-37-3000002 (037-3000002 / 0-37-3000002) +421-37-3000003 / 00421-37-3000003 (037-3000003 / 0-37-3000003) +421-37-3000004 / 00421-37-3000004 (037-3000004 / 0-37-3000004) ...+421-37-xxxxxxx / 00421-37-xxxxxxx (037-xxxxxxx / 0-37-xxxxxxx) ...+421-37-3099995 / 00421-37-3099995 (037-3099995 / 0-37-3099995) +421-37-3099996 / 00421-37-3099996 (037-3099996 / 0-37-3099996) +421-37-3099997 / 00421-37-3099997 (037-3099997 / 0-37-3099997) +421-37-3099998 / 00421-37-3099998 (037-3099998 / 0-37-3099998) +421-37-3099999 / 00421-37-3099999 (037-3099999 / 0-37-3099999)