Postal codes (Danish: postnumre) in Greenland are 4-digit codes. They were implemented in 1967, based on the territorial divisions of towns and municipalities at the time.
3900 Nuuk
3905 Nuussuaq
3910 Kangerlussuaq
3911 Sisimiut
3912 Maniitsoq
3913 Tasiilaq
3915 Kulusuk
3919 Alluitsup Paa
3920 Qaqortoq
3921 Narsaq
3922 Nanortalik
3923 Narsarsuaq
3924 Ikerasassuaq
3930 Kangilinnguit
3932 Arsuk
3940 Paamiut
3950 Aasiaat
3951 Qasigiannguit
3952 Ilulissat
3953 Qeqertarsuaq
3955 Kangaatsiaq
3961 Uummannaq
3962 Upernavik
3964 Qaarsut
3970 Pituffik
3971 Qaanaaq
3980 Ittoqqortoormiit
3984 Danmarkshavn
3985 Constable Pynt
3992 SIRIUS Sled Patrol