Area Code +45-66-(800000...809999) located in Telephony/ISDN, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 66 Subscriber Number From : 800000 Subscriber Number To : 809999 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 : Nordisk Mobiltelefon 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-(600000...699999) next › : +45-69-(100000...109999) Dialling Instructions For trunk calls: - 66 800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 66 800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 800000 ~ 809999 (Count: 10,000) Example: +45-66-800000 / 0045-66-800000 (66-800000 / -66-800000) +45-66-800001 / 0045-66-800001 (66-800001 / -66-800001) +45-66-800002 / 0045-66-800002 (66-800002 / -66-800002) +45-66-800003 / 0045-66-800003 (66-800003 / -66-800003) +45-66-800004 / 0045-66-800004 (66-800004 / -66-800004) ...+45-66-xxxxxx / 0045-66-xxxxxx (66-xxxxxx / -66-xxxxxx) ...+45-66-809995 / 0045-66-809995 (66-809995 / -66-809995) +45-66-809996 / 0045-66-809996 (66-809996 / -66-809996) +45-66-809997 / 0045-66-809997 (66-809997 / -66-809997) +45-66-809998 / 0045-66-809998 (66-809998 / -66-809998) +45-66-809999 / 0045-66-809999 (66-809999 / -66-809999)