diff --git a/README.md b/README.md
index 8c2abe9..8b8ffe7 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,13 @@ Library to validate GCP regions.
 
 This project is not officially supported or endorsed by Google in any way.
 
+# Example
+
+```go
+// true
+fmt.Println(regions.IsValid("us-central1"))
+```
+
 # License
 
 Apache-2.0