Area Code +45-21-(100000...199999) located in Mobile Telephony, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 21 Subscriber Number From : 100000 Subscriber Number To : 199999 National Destination Code Length : 2 Uses National Destination Code : No National Significant Number Length : 8 Number Type : M (Mobile, Cellular) 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 : Mobile Telephony 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 : +45-20-(900000...999999) next › : +45-21-(200000...299999) Dialling Instructions For trunk calls: - 21 100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 21 100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 100000 ~ 199999 (Count: 100,000) Example: +45-21-100000 / 0045-21-100000 (21-100000 / -21-100000) +45-21-100001 / 0045-21-100001 (21-100001 / -21-100001) +45-21-100002 / 0045-21-100002 (21-100002 / -21-100002) +45-21-100003 / 0045-21-100003 (21-100003 / -21-100003) +45-21-100004 / 0045-21-100004 (21-100004 / -21-100004) ...+45-21-xxxxxx / 0045-21-xxxxxx (21-xxxxxx / -21-xxxxxx) ...+45-21-199995 / 0045-21-199995 (21-199995 / -21-199995) +45-21-199996 / 0045-21-199996 (21-199996 / -21-199996) +45-21-199997 / 0045-21-199997 (21-199997 / -21-199997) +45-21-199998 / 0045-21-199998 (21-199998 / -21-199998) +45-21-199999 / 0045-21-199999 (21-199999 / -21-199999)