Area Code +45-423-(20000...29999) located in Mobile communications, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 423 Subscriber Number From : 20000 Subscriber Number To : 29999 National Destination Code Length : 3 Uses National Destination Code : No National Significant Number Length : 8 Number Type : M (Mobile, Cellular) Carrier Name : Telia Click here to buy Denmark Area Code Database Other Information Language Code : da (Danish) Country Number : 208 (Denmark) Country Code : DK (Denmark) City : Mobile communications Timezone : Europe/Copenhagen Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 8 Latitude : None Longitude : None ‹ previous : +45-423-(10000...19999) next › : +45-423-(30000...39999) Dialling Instructions For trunk calls: - 423 20000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 423 20000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 20000 ~ 29999 (Count: 10,000) Example: +45-423-20000 / 0045-423-20000 (423-20000 / -423-20000) +45-423-20001 / 0045-423-20001 (423-20001 / -423-20001) +45-423-20002 / 0045-423-20002 (423-20002 / -423-20002) +45-423-20003 / 0045-423-20003 (423-20003 / -423-20003) +45-423-20004 / 0045-423-20004 (423-20004 / -423-20004) ...+45-423-xxxxx / 0045-423-xxxxx (423-xxxxx / -423-xxxxx) ...+45-423-29995 / 0045-423-29995 (423-29995 / -423-29995) +45-423-29996 / 0045-423-29996 (423-29996 / -423-29996) +45-423-29997 / 0045-423-29997 (423-29997 / -423-29997) +45-423-29998 / 0045-423-29998 (423-29998 / -423-29998) +45-423-29999 / 0045-423-29999 (423-29999 / -423-29999)