Area Code +45-54-(170000...179999) located in Telephony/ISDN, more detail is as below. Place International Dialing Code : 45 International Prefix : 00 National Destination Code : 54 Subscriber Number From : 170000 Subscriber Number To : 179999 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 : +45-54-(160000...169999) next › : +45-54-(400000...409999) Dialling Instructions For trunk calls: - 54 170000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 45 54 170000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 170000 ~ 179999 (Count: 10,000) Example: +45-54-170000 / 0045-54-170000 (54-170000 / -54-170000) +45-54-170001 / 0045-54-170001 (54-170001 / -54-170001) +45-54-170002 / 0045-54-170002 (54-170002 / -54-170002) +45-54-170003 / 0045-54-170003 (54-170003 / -54-170003) +45-54-170004 / 0045-54-170004 (54-170004 / -54-170004) ...+45-54-xxxxxx / 0045-54-xxxxxx (54-xxxxxx / -54-xxxxxx) ...+45-54-179995 / 0045-54-179995 (54-179995 / -54-179995) +45-54-179996 / 0045-54-179996 (54-179996 / -54-179996) +45-54-179997 / 0045-54-179997 (54-179997 / -54-179997) +45-54-179998 / 0045-54-179998 (54-179998 / -54-179998) +45-54-179999 / 0045-54-179999 (54-179999 / -54-179999)