diff --git a/actions/registerUser.ts b/actions/registerUser.ts
index 7ce9c2e43..e65fc357f 100644
--- a/actions/registerUser.ts
+++ b/actions/registerUser.ts
@@ -1,5 +1,6 @@
 "use server"
 
+import { parsePhoneNumber } from "libphonenumber-js"
 import { redirect } from "next/navigation"
 import { z } from "zod"
 
@@ -34,7 +35,9 @@ export const registerUser = serviceServerActionProcedure
     const payload = {
       ...input,
       language: ctx.lang,
-      phoneNumber: input.phoneNumber.replace(/\s+/g, ""),
+      phoneNumber: parsePhoneNumber(input.phoneNumber)
+        .formatNational()
+        .replace(/\s+/g, ""),
     }
 
     const parsedPayload = registerUserPayload.safeParse(payload)