Area Code +45-66-(600000...699999) located in Telephony/ISDN, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 66 Subscriber Number From : 600000 Subscriber Number To : 699999 National Destination Code Length : 2 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 : 55.6700 Longitude : 12.5500 ‹ previous : +45-66-(100000...199999) next › : +45-66-(800000...809999) Dialling Instructions For trunk calls: - 66 600000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 66 600000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 600000 ~ 699999 (Count: 100,000) Example: +45-66-600000 / 0045-66-600000 (66-600000 / -66-600000) +45-66-600001 / 0045-66-600001 (66-600001 / -66-600001) +45-66-600002 / 0045-66-600002 (66-600002 / -66-600002) +45-66-600003 / 0045-66-600003 (66-600003 / -66-600003) +45-66-600004 / 0045-66-600004 (66-600004 / -66-600004) ...+45-66-xxxxxx / 0045-66-xxxxxx (66-xxxxxx / -66-xxxxxx) ...+45-66-699995 / 0045-66-699995 (66-699995 / -66-699995) +45-66-699996 / 0045-66-699996 (66-699996 / -66-699996) +45-66-699997 / 0045-66-699997 (66-699997 / -66-699997) +45-66-699998 / 0045-66-699998 (66-699998 / -66-699998) +45-66-699999 / 0045-66-699999 (66-699999 / -66-699999)