diff --git a/ShippingCosts/Implementations/CountryDistanceProvider.cs b/ShippingCosts/Implementations/CountryDistanceProvider.cs
index 86e8d4b..33bde43 100644
--- a/ShippingCosts/Implementations/CountryDistanceProvider.cs
+++ b/ShippingCosts/Implementations/CountryDistanceProvider.cs
@@ -29,9 +29,13 @@ public sealed class CountryDistanceProvider : ICountryDistanceProvider
 
     public CountryDistanceInformation? GetDistanceTo(string countryName)
     {
-        // TODO
-        return null!;
+        bool success = distanceDatabase.TryGetValue(countryName, out var distance);
+        return success ? distance : null;
     }
 
-    public bool IsPossibleCountry(string countryName) => false; // TODO
+    public bool IsPossibleCountry(string countryName)
+    {
+        var country = GetDistanceTo(countryName);
+        return country != null;
+    }
 }