diff --git a/ts/format.ts b/ts/format.ts
new file mode 100644
index 00000000..76de117a
--- /dev/null
+++ b/ts/format.ts
@@ -0,0 +1,4 @@
+export function shortAddress(a: Address): string {
+	if (!a) return "";
+	return `${a.number} ${a.street}, ${a.locality}`;
+}