The postal code for the country of Denmark is "DENMARK", or alternatively "DANEMARK", which is the French word for Denmark. Denmark has its own system of postal codes for addresses within the country.
It's +45 for all of Denmark, with an 8-digit subscriber number.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
Denmark is country code +45, but does not have area codes, per se. Dial country code +45 followed by the full 8-digit Danish number.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, and many other countries use different prefixes.)
Denmark is country code +45. All numbers have 8 digits following country code +45.
Mobile numbers begin with
+45 2,
+45 30, +45 31,
+45 40, +45 41, +45 42,
+45 50, +45 51, +45 52, +45 53,
+45 60, +45 61,
+45 71, or
+45 81
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
When we use the phone we press +45 and then the number
On the back of our cars (and instead of .com) we have DK (DenmarK)
Denmark does not use city or area codes, it just has eight-digit telephone numbers. From outside Denmark, prefix the country code +45
There is no area code +1 453 in North America. International country code +45 is Denmark.
Leichtenstein is telephone country code +423.
where is telephone country code 1816
That is not a country code.
There is no 909 country code.
There is no telephone country code +897, nor +89, nor any other country code beginning with +89. There are no valid telephone numbers beginning with +89.
Denmark
Gibraltar is country code +350.
Moldova is country code +373.
Slovenia is country code +386.
Togo is country code +228.