diff --git a/src/filters/parsePhone.js b/src/filters/parsePhone.js
index 27474321f..6cb1bea17 100644
--- a/src/filters/parsePhone.js
+++ b/src/filters/parsePhone.js
@@ -4,13 +4,15 @@ export default async function parsePhone(phone, country) {
     if (!phone) return;
     if (phone.startsWith('+')) return `${phone.slice(1)}`;
     if (phone.startsWith('00')) return `${phone.slice(2)}`;
+
+    let prefix;
     try {
-        const prefix = (
-            await axios.get(`Prefixes/${country.toLowerCase()}`)
-        ).data?.prefix.replace(/^0+/, '');
-        if (phone.startsWith(prefix)) return phone;
-        return `${prefix}${phone}`;
+        prefix = (await axios.get(`Prefixes/${country.toLowerCase()}`)).data?.prefix;
     } catch (e) {
-        return null;
+        prefix = (await axios.get('PbxConfigs/findOne')).data?.defaultPrefix;
     }
+    prefix = prefix.replace(/^0+/, '');
+
+    if (phone.startsWith(prefix)) return phone;
+    return `${prefix}${phone}`;
 }
diff --git a/test/vitest/__tests__/components/common/VnLinkPhone.spec.js b/test/vitest/__tests__/components/common/VnLinkPhone.spec.js
index 1505e32f7..3e0a532ed 100644
--- a/test/vitest/__tests__/components/common/VnLinkPhone.spec.js
+++ b/test/vitest/__tests__/components/common/VnLinkPhone.spec.js
@@ -36,4 +36,15 @@ describe('parsePhone filter', () => {
         const phone = await parsePhone('+44123456789', '34');
         expect(phone).toBe('44123456789');
     });
+
+    it('adds default prefix when entering the catch block', async () => {
+        vi.spyOn(axios, 'get').mockImplementation((url) => {
+            if (url.includes('Prefixes'))
+                return Promise.reject(new Error('Network error'));
+            else if (url.includes('PbxConfigs'))
+                return Promise.resolve({ data: { defaultPrefix: '39' } });
+        });
+        const phone = await parsePhone('123456789', '34');
+        expect(phone).toBe('39123456789');
+    });
 });