diff --git a/src/PhoneNumbers/Formatters/FormatProviders/AUPhoneNumberFormatProvider.cs b/src/PhoneNumbers/Formatters/FormatProviders/AUPhoneNumberFormatProvider.cs
index 8ac965de..6725dba8 100644
--- a/src/PhoneNumbers/Formatters/FormatProviders/AUPhoneNumberFormatProvider.cs
+++ b/src/PhoneNumbers/Formatters/FormatProviders/AUPhoneNumberFormatProvider.cs
@@ -11,8 +11,15 @@ private AUPhoneNumberFormatProvider()
 
     internal static PhoneNumberFormatProvider Instance { get; } = new AUPhoneNumberFormatProvider();
 
-    protected override string ProvideFormat(PhoneNumber phoneNumber, bool international) =>
-        phoneNumber.NationalSignificantNumber.Length switch
+    protected override string ProvideFormat(PhoneNumber phoneNumber, bool international)
+    {
+        if (phoneNumber is NonGeographicPhoneNumber nonGeographicPhoneNumber &&
+        nonGeographicPhoneNumber.IsFreephone)
+        {
+            return "#### ### ###";
+        }
+
+        return phoneNumber.NationalSignificantNumber.Length switch
         {
             9 => phoneNumber.Kind switch
             {
@@ -21,4 +28,5 @@ protected override string ProvideFormat(PhoneNumber phoneNumber, bool internatio
             },
             _ => base.ProvideFormat(phoneNumber, international),
         };
+    }
 }
diff --git a/test/PhoneNumbers.Tests/PhoneNumber_ToString_Oceania_Tests.cs b/test/PhoneNumbers.Tests/PhoneNumber_ToString_Oceania_Tests.cs
index 910ae6f0..f411b22d 100644
--- a/test/PhoneNumbers.Tests/PhoneNumber_ToString_Oceania_Tests.cs
+++ b/test/PhoneNumbers.Tests/PhoneNumber_ToString_Oceania_Tests.cs
@@ -12,10 +12,13 @@ public void AmericanSamoa_Numbers(string input, string format, string expected)
     [Theory]
     [InlineData("+61399636800", "E.123", "+61 3 9963 6800")]
     [InlineData("+61436986301", "E.123", "+61 436 986 301")]
+    [InlineData("+611800900090", "E.123", "+61 1800 900 090")]
     [InlineData("+61399636800", "N", "(03) 9963 6800")]
     [InlineData("+61436986301", "N", "0436 986 301")]
+    [InlineData("+611800900090", "N", "1800 900 090")]
     [InlineData("+61399636800", "RFC3966", "tel:+61-3-9963-6800")]
     [InlineData("+61436986301", "RFC3966", "tel:+61-436-986-301")]
+    [InlineData("+611800900090", "RFC3966", "tel:+61-1800-900-090")]
     public void Australia_Numbers(string input, string format, string expected) =>
         Assert.Equal(expected, PhoneNumber.Parse(input).ToString(format));