diff --git a/go/0647-palindromic-substrings.go b/go/0647-palindromic-substrings.go
new file mode 100644
index 000000000..3695458d9
--- /dev/null
+++ b/go/0647-palindromic-substrings.go
@@ -0,0 +1,19 @@
+func countSubstrings(s string) int {
+	n := len(s)
+	pal := func(l, r int) int {
+		count := 0
+		for l >= 0 && r < n && s[l] == s[r] {
+			count++
+			l--
+			r++
+		}
+		return count
+	}
+
+	count := 0
+	for i := range s {
+		count += pal(i, i)
+		count += pal(i, i+1)
+	}
+	return count
+}
\ No newline at end of file