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Denmark +45

International code · Europe

Key facts

International code+45

International format+45 XX XX XX XX

Mobile prefixesXX XX XX XX

Mobile length8 digits

Domestic trunk(none)

Number ranges & quality

Range	Type	Notes
`2x–6x (8 digits)`	Mobile carrier	Danish mobile numbers are 8 digits and start with 2–6 (no area codes).

Intl SMSStable

Virtual-number riskLow

ID requiredPrepaid requires real-name registration.

Physical SIMs can sign up without issues.

Carriers & prefixes

Mobile prefixes by carrier.

First draft — not yet verified item by item

Number portability status unverified.

TDC Mobile carrier

Owner: Macquarie Group and Danish pension funds (PFA, PKA, ATP)
Norlys Mobile carrier

Owner: Norlys a.m.b.a.
Telenor Mobile carrier

Owner: Telenor
3 Mobile carrier

Owner: CK Hutchison Holdings

This section checked 2026-09-13. Sources: en.wikipedia.org/wiki/List_of_mobile_network_operators_in_Europe

Sign-up availability

What to expect when signing up for these services with a physical SIM from this country:

ChatGPT Works

Claude Works

WhatsApp Works

Telegram Works

LINE Works

WeChat Works

X Works

TikTok Works

Gemini Works

Jump to another country

Calling Denmark from abroad

Dial +45, then the local number.

Generate the full number →

Dialing within Denmark

No trunk prefix — dial local and long distance numbers directly.

Elsewhere in Europe

Community tips

No community tips yet. We refresh every 1–2 months — contributions welcome.

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Common premise & disclaimer

Applies to every platform: VoIP / virtual numbers and heavily-reused number pools get rejected. Physical SIM only.

Checked 2026-09-12. Platform region policies and number-range allocations change — always confirm against each platform’s official supported-regions list and the carrier’s notices.

Sources：www.anthropic.com/supported-countries · support.google.com/gemini?p=gemini_web_availability

Traveling to Denmark? Get a SIM card

eSIM providers like Airalo and Holafly charge by the day and work the moment you land. Common picks below:

Affiliate links pending — sign-up under review.