Area Code +45-581-(40000...49999) located in Telephony/ISDN, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 581 Subscriber Number From : 40000 Subscriber Number To : 49999 National Destination Code Length : 3 Uses National Destination Code : No National Significant Number Length : 8 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : TDC A/S Click here to buy Denmark Area Code Database Other Information Language Code : da (Danish) Country Number : 208 (Denmark) Country Code : DK (Denmark) City : Telephony/ISDN Timezone : Europe/Copenhagen Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : None Longitude : None ‹ previous : +45-581-(20000...29999) next › : +45-581-(50000...59999) Dialling Instructions For trunk calls: - 581 40000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 581 40000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 40000 ~ 49999 (Count: 10,000) Example: +45-581-40000 / 0045-581-40000 (581-40000 / -581-40000) +45-581-40001 / 0045-581-40001 (581-40001 / -581-40001) +45-581-40002 / 0045-581-40002 (581-40002 / -581-40002) +45-581-40003 / 0045-581-40003 (581-40003 / -581-40003) +45-581-40004 / 0045-581-40004 (581-40004 / -581-40004) ...+45-581-xxxxx / 0045-581-xxxxx (581-xxxxx / -581-xxxxx) ...+45-581-49995 / 0045-581-49995 (581-49995 / -581-49995) +45-581-49996 / 0045-581-49996 (581-49996 / -581-49996) +45-581-49997 / 0045-581-49997 (581-49997 / -581-49997) +45-581-49998 / 0045-581-49998 (581-49998 / -581-49998) +45-581-49999 / 0045-581-49999 (581-49999 / -581-49999)