Denmark → Saint Pierre and Miquelon
Denmark plugs
Saint Pierre and Miquelon plugs
Shared plug type: C
Compatibility: Compatible
Voltage — Denmark 230V — Saint Pierre and Miquelon 230V
Voltage is the same. Your devices should work normally.
Device compatibility (phones)
Phones almost always support 100–240V, so yours should work safely. Check your charger label to confirm.
You likely only need a plug adapter (if socket shapes differ). Voltage is close between these countries.