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Live carrier coverage · Denmark

Denmark (+45) code basics.

The +45 prefix connects Scandinavia's design and pharma powerhouse — from Copenhagen's Medicon Valley to Aarhus's growing tech scene. Here's the verified Denmark country code, ISO references, live local time, and Ringflow's direct Danish routes.

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ERST-aligned routesEight-digit numbersSub-second call setup
Best time to call Denmark
Calling
LIVE
Denmark
DK · DNK · Zone 4
+45
Live route
Copenhagen
Time
--:--
Alpha-2
DK
Alpha-3
DNK
HD voice signal98%
Ringflow direct routeVerified
Denmark snapshot

Denmark at a glance.

The geography, eight-digit numbers and CET time zone you need before placing your first call into Denmark.

Denmark country information

Denmark
Europe
+45
Capital
Copenhagen
Region
Europe
Time zone
Europe/Copenhagen
Numbering zone
Zone 4
Code length
2 digits
ISO 3166 codes
DK · DNK
Ways to reach Denmark

Every route into Danish lines.

Landline, calling card or business VoIP — the +45 prefix reaches all municipalities with no area codes to manage. Pick what fits.

01Classic

Direct calls using landlines & mobile phones

Dial Denmark directly from any landline or mobile by entering your international exit code, then the country code +45, and finally the local number.

02Pre-paid

International calling cards for Denmark

Pre-paid international calling cards remain a convenient, low-cost way to reach Denmark. Each card gives you a PIN and an access number to place global calls.

03Modern

VoIP services for contacting Denmark

VoIP apps like Skype, WhatsApp and Viber — and business VoIP from Ringflow — route calls to Denmark over the internet, usually at far lower rates than traditional carriers.

Denmark profile

What shapes Danish voice traffic, capital to coast.

The fundamentals behind calls to and from Denmark — the +45 code, Copenhagen, the CET zone and the flat eight-digit plan.

Capital
Copenhagen
Region
Europe
Time zone
Europe/Copenhagen
Numbering zone
Zone 4
Code length
2 digits
ISO 3166 codes
DK · DNK
Learn more: Denmark — Wikipedia
Dialing Denmark

How to call Denmark.

A Danish number has eight digits with no area code to drop — one of Europe's simplest plans. Here's the anatomy and dialling order.

Number anatomy

Exit prefix++Country code45+Area / mobileXX+Subscriber numberXXX XXX
Final dialled number
+45 XX XXX XXX
Valid E.164
Format follows ITU-T Recommendation E.164 — the international public telecommunication numbering plan.
01Step 1 of 4

Start with the exit prefix

Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.

02Step 2 of 4

Add the Denmark code

Dial +45. This identifies Denmark on the global telephone network.

03Step 3 of 4

Enter the area or mobile prefix

Type the first part of the local number. Drop the leading 0 if there is one.

04Step 4 of 4

Finish with the subscriber number

The remaining digits route the call to the specific line in Copenhagen or elsewhere.

Need an inbound Denmark number?
Ringflow provisions +45 DIDs and termination through direct carrier interconnects — live in minutes, no contracts.
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Global directory

Browse the full country code index.

Search by country name, ISO code or dial prefix. Click any country for its dialing rules and Ringflow's local number availability.

Afghanistan
AF·Asia
+93
Albania
AL·Europe
+355
Algeria
DZ·Africa
+213
American Samoa
AS·Oceania
+1-684
Andorra
AD·Europe
+376
Angola
AO·Africa
+244
Anguilla
AI·Americas
+1-264
Antarctica
AQ·Antarctica
+672
Antigua and Barbuda
AG·Americas
+1-268
Argentina
AR·Americas
+54
Armenia
AM·Asia
+374
Aruba
AW·Americas
+297
Australia
AU·Oceania
+61
Austria
AT·Europe
+43
Azerbaijan
AZ·Asia
+994
Bahamas
BS·Americas
+1-242

FAQ

Calling Denmark, answered.

What businesses and travellers ask most before dialling Denmark on +45.

Denmark's country calling code is +45. Always dial it before the national number when calling from outside Denmark.
Dial your international access prefix (+ on mobile, or 00 / 011 from a landline), then 45, then the Denmark number (drop the leading 0 if it has one).
Denmark uses ISO 3166-1 alpha-2 code DK and alpha-3 code DNK.
Denmark is part of the Europe region.
Ringflow provisions inbound DIDs and outbound termination across 120+ countries through 500+ direct carrier interconnects. Contact our wholesale team to confirm live coverage and rates for Denmark.

Connect to Denmark on carrier-grade Nordic routes.

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