diff --git a/contacts/examples/create-new-contact.mjs b/contacts/examples/create-new-contact.mjs
index 08a185e..f68a481 100644
--- a/contacts/examples/create-new-contact.mjs
+++ b/contacts/examples/create-new-contact.mjs
@@ -1,25 +1,29 @@
-import {ContactsModule} from '../dist/rdflib/index.js';
-import {Fetcher, graph, UpdateManager} from "rdflib";
-import {faker} from '@faker-js/faker';
+import { ContactsModule } from "../dist/rdflib/index.js";
+import { Fetcher, graph, UpdateManager } from "rdflib";
+import { faker } from "@faker-js/faker";
 
+const store = graph();
+const fetcher = new Fetcher(store);
+const updater = new UpdateManager(store);
+const contacts = new ContactsModule({ store, fetcher, updater });
 
-const store = graph()
-const fetcher = new Fetcher(store)
-const updater = new UpdateManager(store)
-const contacts = new ContactsModule({store, fetcher, updater})
-
-let addressBook = "http://localhost:3000/alice/public-write/ab9694d6-120e-415d-a315-90cd84c2e062/index.ttl#this";
+let addressBook =
+  "http://localhost:3000/alice/public-write/ab9694d6-120e-415d-a315-90cd84c2e062/index.ttl#this";
 
 const firstName = faker.person.firstName();
 const lastName = faker.person.lastName();
+const contact = {
+  name: firstName + " " + lastName,
+  email: faker.internet.email({ firstName, lastName }),
+  phoneNumber: faker.helpers.fromRegExp(
+    /[0-9]{2,4}-[0-9]{2,4}-[0-9]{2,4}-[0-9]{2,4}/,
+  ),
+};
 const uri = await contacts.createNewContact({
-    addressBook: addressBook,
-    contact: {
-        name: firstName + " " + lastName,
-        email: faker.internet.email({firstName, lastName})
-    }
-})
-console.log("created contact:", firstName, lastName, uri)
+  addressBook: addressBook,
+  contact,
+});
+console.log("created contact:", contact, "at", uri);
 
-const result = await contacts.readAddressBook(addressBook)
-console.log("the updated address book:", result)
+const result = await contacts.readAddressBook(addressBook);
+console.log("the updated address book:", result);
diff --git a/contacts/src/rdflib/createNewContact.spec.ts b/contacts/src/rdflib/createNewContact.spec.ts
index d773449..dce292f 100644
--- a/contacts/src/rdflib/createNewContact.spec.ts
+++ b/contacts/src/rdflib/createNewContact.spec.ts
@@ -131,6 +131,33 @@ describe("createNewContact", () => {
       );
     });
 
+    it("inserts the contact phone number to the contact document", () => {
+      const result = createNewContact(addressBookQuery, {
+        name: "Zinnia Lisa",
+        phoneNumber: "0118-999-881-99-9119-725-3",
+      });
+      expect(result.insertions).toContainEqual(
+        st(
+          newContactNode,
+          vcard("hasTelephone"),
+          sym(
+            "https://pod.test/contacts/Person/80363534-f3d1-455e-a3d9-b29dcbb755d2/index.ttl#phone",
+          ),
+          newContactNode.doc(),
+        ),
+      );
+      expect(result.insertions).toContainEqual(
+        st(
+          sym(
+            "https://pod.test/contacts/Person/80363534-f3d1-455e-a3d9-b29dcbb755d2/index.ttl#phone",
+          ),
+          vcard("value"),
+          sym("tel:0118-999-881-99-9119-725-3"),
+          newContactNode.doc(),
+        ),
+      );
+    });
+
     it("does not insert an e-mail node if no e-mail is given", () => {
       const result = createNewContact(addressBookQuery, {
         name: "Zinnia Lisa",
diff --git a/contacts/src/rdflib/createNewContact.ts b/contacts/src/rdflib/createNewContact.ts
index 5bbb20e..ba4a372 100644
--- a/contacts/src/rdflib/createNewContact.ts
+++ b/contacts/src/rdflib/createNewContact.ts
@@ -14,7 +14,6 @@ export function createNewContact(
   if (!nameEmailIndex) {
     throw new Error("name-email index is missing or invalid");
   }
-  const emailNode = sym(contactNode.doc().uri + "#email");
   const insertions = [
     st(
       contactNode,
@@ -27,6 +26,8 @@ export function createNewContact(
     st(contactNode, rdf("type"), vcard("Individual"), contactNode.doc()),
   ];
   if (newContact.email) {
+    const emailNode = sym(contactNode.doc().uri + "#email");
+
     insertions.push(
       st(contactNode, vcard("hasEmail"), emailNode, contactNode.doc()),
       st(
@@ -37,6 +38,18 @@ export function createNewContact(
       ),
     );
   }
+  if (newContact.phoneNumber) {
+    const phoneNode = sym(contactNode.doc().uri + "#phone");
+    insertions.push(
+      st(contactNode, vcard("hasTelephone"), phoneNode, contactNode.doc()),
+      st(
+        phoneNode,
+        vcard("value"),
+        sym("tel:" + newContact.phoneNumber),
+        contactNode.doc(),
+      ),
+    );
+  }
   return {
     uri: contactNode.uri,
     deletions: [],