Denmark phone number format and +45 country code
Use the 45 country code, written as +45, when calling Denmark from another country. This may also be called the country calling code, dial code, phone prefix, or international prefix. Check the number format, confirm whether the destination is mobile or landline, then review the Voipfibre rate before placing the call.
Use Voipfibre after checking the number format
+45 + 8-digit national number
How to dial Denmark
Start with +45, add the correct area or mobile prefix, then enter the local number. Use the format shared by the person or business you are calling when available.
Country code
+45
Use the 45 country code before the Denmark number when calling internationally.
Number format
8-digit national number
Denmark uses a closed 8-digit numbering plan, so there is normally no domestic trunk zero or separate city area code to remove. Write the number as +45 followed by the full 8-digit Danish number.
Before calling
Check Denmark mobile and landline rates before calling because destination pricing can vary.
Check Denmark ratesFormat the number before checking the rate
These steps work whether you are calling from United States, United Kingdom, Germany or another country.
- 1
Start with +45
Denmark uses the 45 country code, written as +45 in plus format. Put it at the beginning of the number when calling internationally.
- 2
Add the area or mobile prefix
Denmark uses a closed 8-digit numbering plan, so there is normally no domestic trunk zero or separate city area code to remove. Write the number as +45 followed by the full 8-digit Danish number.
- 3
Complete the local number
Use the remaining local digits in this pattern: 8-digit national number.
- 4
Check the rate before calling
Check Denmark mobile and landline rates before calling because destination pricing can vary.
Mobile and landline examples
Examples are for formatting guidance only. Always confirm the exact number with the person or business you are calling.
Mobile example
+45 20 12 34 56
Useful when you are calling a Denmark mobile number.
Landline example
+45 32 12 34 56
Useful when you are calling a Denmark landline or area-based number.
What to check before using the 45 country code
Country codes are only one part of an international phone number. Exit codes, area codes, mobile prefixes, and local numbering rules can change how the final number should be dialed.
Exit code or plus format
On a mobile phone, the plus sign usually replaces exit codes such as 00 or 011. From a landline, use the international access code for the country you are calling from, then 45.
Country calling code, dial code, or prefix
People may call 45 the Denmark country code, country calling code, phone code, dial code, or international prefix. In each case, use +45 before the rest of the Denmark number.
Mobile phone or landline
After +45, the next digits may be an area code, mobile prefix, service prefix, or local number. Check whether you are calling a mobile phone or landline because rates can differ.
Denmark phone code +45
Denmark phone code, Denmark country code, Denmark dialling code, Denmark country telephone code, Denmark international dialling code, 45 country code, country phone code 45, 0045 country code, 00 45 country code, and country code DK searches usually refer to the +45 international calling code.
Denmark area code searches
Denmark area code, Danish area code, Denmark phone area code, Copenhagen area code, danmark områdenummer, and codigo de area Dinamarca searches usually need +45 plus the full 8-digit number, not a separate US-style city area code.
Danish phone number format
Denmark phone number, Denmark number, Denmark telephone number, Danish phone number format, and Danish cell phone number searches should use the full 8-digit national number after +45.
Local-language searches
Danmark landekode, Dänemark Handy Vorwahl, prefix Danemarca, and Denmark code searches point to the same +45 country calling code for standard Denmark numbers.
Calls from Denmark
Searches such as call Canada from Denmark or call Sweden from Denmark are outbound-from-Denmark intent. Use the destination country code and check that destination rate before calling.
Common ways people call Denmark
Use the country code first, confirm the number type, then check the Voipfibre rate before placing the call.
What country code does Denmark use?
Denmark uses country code +45. For international calls, write the number as +45 followed by the full 8-digit Danish number.
Check Denmark ratesWhat is the Denmark area code?
Denmark does not usually use a separate city area code in international format. Use +45 followed by the full 8-digit national number, including for Copenhagen numbers.
Open Denmark guideHow do I call Denmark from a US cell phone?
Dial +45, then the 8-digit Denmark number. Do not add a trunk zero or a separate area code before the Danish number.
Check Denmark ratesHow do I format a Danish phone number?
Use +45 followed by the full 8-digit number, such as +45 20 12 34 56 for a mobile-style example or +45 32 12 34 56 for a fixed-line-style example.
Open Denmark guideAfter checking the country code
Continue with rates, app calling, and related dialing guides.
Popular guides for calling Denmark
Use the +45 format first, then compare free app calling and regular phone-number calling options from common origin countries.