Area Code +421-850-(638000...638999) located in Shared cost services, more detail is as below. Place International Dialing Code : 421 International Prefix : 00 National Prefix : 0 National Destination Code : 850 Subscriber Number From : 638000 Subscriber Number To : 638999 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 : Shared cost 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 : +421-850-(636000...636999) next › : +421-850-(646000...646999) Dialling Instructions For trunk calls: 0 850 638000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 421 850 638000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 638000 ~ 638999 (Count: 1,000) Example: +421-850-638000 / 00421-850-638000 (0850-638000 / 0-850-638000) +421-850-638001 / 00421-850-638001 (0850-638001 / 0-850-638001) +421-850-638002 / 00421-850-638002 (0850-638002 / 0-850-638002) +421-850-638003 / 00421-850-638003 (0850-638003 / 0-850-638003) +421-850-638004 / 00421-850-638004 (0850-638004 / 0-850-638004) ...+421-850-xxxxxx / 00421-850-xxxxxx (0850-xxxxxx / 0-850-xxxxxx) ...+421-850-638995 / 00421-850-638995 (0850-638995 / 0-850-638995) +421-850-638996 / 00421-850-638996 (0850-638996 / 0-850-638996) +421-850-638997 / 00421-850-638997 (0850-638997 / 0-850-638997) +421-850-638998 / 00421-850-638998 (0850-638998 / 0-850-638998) +421-850-638999 / 00421-850-638999 (0850-638999 / 0-850-638999)