diff --git a/CHANGELOG.md b/CHANGELOG.md
index dfbe750..d7094d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Added
  - Added a method for converting 24 hour to 12 hour format
+ - Added a method for determining if a culture uses 24 hour format
 
 ## [9.8.0] - 2019-09-03
 ### Added
diff --git a/ICD.Common.Utils/Extensions/CultureInfoExtensions.cs b/ICD.Common.Utils/Extensions/CultureInfoExtensions.cs
new file mode 100644
index 0000000..4199c54
--- /dev/null
+++ b/ICD.Common.Utils/Extensions/CultureInfoExtensions.cs
@@ -0,0 +1,17 @@
+using System.Globalization;
+
+namespace ICD.Common.Utils.Extensions
+{
+	public static class CultureInfoExtensions
+	{
+		/// <summary>
+		/// Returns true if the given culture uses a 24 hour time format.
+		/// </summary>
+		/// <param name="extends"></param>
+		/// <returns></returns>
+		public static bool Uses24HourFormat(this CultureInfo extends)
+		{
+			return extends.DateTimeFormat.ShortTimePattern.Contains("H");
+		}
+	}
+}
diff --git a/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj b/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
index ec7247f..9ec13c9 100644
--- a/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
+++ b/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
@@ -110,6 +110,7 @@
     <None Include="ObfuscationSettings.cs" />
     <Compile Include="Extensions\BoolExtensions.cs" />
     <Compile Include="Extensions\ByteExtensions.cs" />
+    <Compile Include="Extensions\CultureInfoExtensions.cs" />
     <Compile Include="Extensions\DayOfWeekExtensions.cs" />
     <Compile Include="Extensions\JsonSerializerExtensions.cs" />
     <Compile Include="Extensions\JsonTokenExtensions.cs" />