Area Code +45-355-(20000...29999) located in Telephony/ISDN, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 355 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 : 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 : +45-354-(70000...79999) next › : +45-355-(50000...59999) Dialling Instructions For trunk calls: - 355 20000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 355 20000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 20000 ~ 29999 (Count: 10,000) Example: +45-355-20000 / 0045-355-20000 (355-20000 / -355-20000) +45-355-20001 / 0045-355-20001 (355-20001 / -355-20001) +45-355-20002 / 0045-355-20002 (355-20002 / -355-20002) +45-355-20003 / 0045-355-20003 (355-20003 / -355-20003) +45-355-20004 / 0045-355-20004 (355-20004 / -355-20004) ...+45-355-xxxxx / 0045-355-xxxxx (355-xxxxx / -355-xxxxx) ...+45-355-29995 / 0045-355-29995 (355-29995 / -355-29995) +45-355-29996 / 0045-355-29996 (355-29996 / -355-29996) +45-355-29997 / 0045-355-29997 (355-29997 / -355-29997) +45-355-29998 / 0045-355-29998 (355-29998 / -355-29998) +45-355-29999 / 0045-355-29999 (355-29999 / -355-29999)