diff --git a/index.html b/index.html
index f0f04e2..698c728 100644
--- a/index.html
+++ b/index.html
@@ -51,7 +51,7 @@
           "url": "https://sag24.ru",
           "logo": "https://sag24.ru/favicon.svg",
           "image": "https://sag24.ru/og-image.svg",
-          "telephone": "+74953637476",
+          "telephone": ["+74953637476", "+74953637335", "+74959454456"],
           "email": "info@sag24.ru",
           "address": {
             "@type": "PostalAddress",
@@ -97,7 +97,7 @@
           },
           "contactPoint": {
             "@type": "ContactPoint",
-            "telephone": "+74953637476",
+            "telephone": ["+74953637476", "+74953637335", "+74959454456"],
             "contactType": "customer service",
             "availableLanguage": ["Russian", "English"]
           }
diff --git a/src/App.jsx b/src/App.jsx
index 317b3e0..5ac3327 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -1,8 +1,9 @@
-import React, { useEffect } from 'react'
+import React, { useEffect, useState } from 'react'
 import { LanguageProvider, useLanguage } from './contexts/LanguageContext.jsx'
 import Navigation from './components/Navigation.jsx'
 import Footer from './components/Footer.jsx'
 import Home from './pages/Home.jsx'
+import NotFound from './pages/NotFound.jsx'
 
 function LangSync() {
   const { lang } = useLanguage()
@@ -12,13 +13,25 @@ function LangSync() {
   return null
 }
 
+function Router() {
+  const [path, setPath] = useState(window.location.pathname)
+  useEffect(() => {
+    const handler = () => setPath(window.location.pathname)
+    window.addEventListener('popstate', handler)
+    return () => window.removeEventListener('popstate', handler)
+  }, [])
+
+  const isHome = path === '/' || path === '/index.html'
+  return isHome ? <Home /> : <NotFound />
+}
+
 export default function App() {
   return (
     <LanguageProvider>
       <LangSync />
       <Navigation />
       <main>
-        <Home />
+        <Router />
       </main>
       <Footer />
     </LanguageProvider>
diff --git a/src/components/Footer.jsx b/src/components/Footer.jsx
index 2e4990e..40429ad 100644
--- a/src/components/Footer.jsx
+++ b/src/components/Footer.jsx
@@ -4,14 +4,17 @@ import { useLanguage } from '../contexts/LanguageContext.jsx'
 export default function Footer() {
   const { t } = useLanguage()
   const year = new Date().getFullYear()
+  const phones = t('contact.phones')
 
   return (
     <footer className="bg-slate-900 text-slate-400 py-10">
       <div className="max-w-6xl mx-auto px-4 sm:px-6 flex flex-col md:flex-row items-center justify-between gap-4">
         <span className="text-white font-semibold">Сисадмингрупп</span>
         <span className="text-sm">{year} © {t('footer.rights')}</span>
-        <div className="flex gap-6 text-sm">
-          <a href="tel:+74953637476" className="hover:text-white transition-colors">+7 495 363-74-76</a>
+        <div className="flex flex-wrap justify-center gap-x-6 gap-y-1 text-sm">
+          {phones.map((p, i) => (
+            <a key={i} href={`tel:${p.replace(/\D/g,'')}`} className="hover:text-white transition-colors">{p}</a>
+          ))}
           <a href="mailto:info@sag24.ru" className="hover:text-white transition-colors">info@sag24.ru</a>
         </div>
       </div>
diff --git a/src/pages/Home.jsx b/src/pages/Home.jsx
index c1d8e8f..fa2b0d7 100644
--- a/src/pages/Home.jsx
+++ b/src/pages/Home.jsx
@@ -117,13 +117,19 @@ export default function Home() {
               <h2 className="text-3xl sm:text-4xl font-bold text-white mb-4">{t('contact.title')}</h2>
               <p className="text-slate-400 text-lg mb-10">{t('contact.subtitle')}</p>
               <div className="flex flex-col gap-6">
-                <div className="flex items-center gap-4">
-                  <div className="w-10 h-10 bg-blue-500/10 rounded-lg flex items-center justify-center flex-shrink-0">
+                <div className="flex items-start gap-4">
+                  <div className="w-10 h-10 bg-blue-500/10 rounded-lg flex items-center justify-center flex-shrink-0 mt-0.5">
                     <Phone size={20} className="text-blue-400" />
                   </div>
                   <div>
-                    <div className="text-slate-400 text-xs uppercase tracking-wider mb-0.5">{t('contact.phone')}</div>
-                    <a href="tel:+74953637476" className="text-white font-medium hover:text-blue-400 transition-colors">+7 495 363-74-76</a>
+                    <div className="text-slate-400 text-xs uppercase tracking-wider mb-1">{t('contact.phone')}</div>
+                    <div className="flex flex-col gap-1">
+                      {t('contact.phones').map((phone, i) => (
+                        <a key={i} href={`tel:${phone.replace(/\D/g,'')}`} className="text-white font-medium hover:text-blue-400 transition-colors">
+                          {phone}
+                        </a>
+                      ))}
+                    </div>
                   </div>
                 </div>
                 <div className="flex items-center gap-4">
diff --git a/src/pages/NotFound.jsx b/src/pages/NotFound.jsx
new file mode 100644
index 0000000..d29505a
--- /dev/null
+++ b/src/pages/NotFound.jsx
@@ -0,0 +1,27 @@
+import React from 'react'
+import { useLanguage } from '../contexts/LanguageContext.jsx'
+
+export default function NotFound() {
+  const { lang } = useLanguage()
+  return (
+    <div className="min-h-screen bg-slate-900 flex items-center justify-center px-4">
+      <div className="text-center">
+        <div className="text-8xl font-bold text-blue-600 mb-4">404</div>
+        <h1 className="text-2xl font-bold text-white mb-3">
+          {lang === 'ru' ? 'Страница не найдена' : 'Page not found'}
+        </h1>
+        <p className="text-slate-400 mb-8">
+          {lang === 'ru'
+            ? 'Такой страницы не существует или она была удалена'
+            : 'This page does not exist or has been removed'}
+        </p>
+        <a
+          href="/"
+          className="px-6 py-3 bg-blue-600 hover:bg-blue-500 text-white font-semibold rounded-lg transition-colors"
+        >
+          {lang === 'ru' ? 'На главную' : 'Back to home'}
+        </a>
+      </div>
+    </div>
+  )
+}
diff --git a/src/translations/en.js b/src/translations/en.js
index 2a25c12..46a5e1e 100644
--- a/src/translations/en.js
+++ b/src/translations/en.js
@@ -42,6 +42,7 @@ export const en = {
   contact: {
     title: 'Contact Us',
     subtitle: 'Tell us about your challenge — we will propose a solution',
+    phones: ['+7 495 363-74-76', '+7 495 363-73-35', '+7 495 945-44-56'],
     phone: 'Phone',
     email: 'Email',
     address: 'Address',
diff --git a/src/translations/ru.js b/src/translations/ru.js
index d449a2b..22900ba 100644
--- a/src/translations/ru.js
+++ b/src/translations/ru.js
@@ -42,6 +42,7 @@ export const ru = {
   contact: {
     title: 'Свяжитесь с нами',
     subtitle: 'Расскажите о задаче — предложим решение',
+    phones: ['+7 495 363-74-76', '+7 495 363-73-35', '+7 495 945-44-56'],
     phone: 'Телефон',
     email: 'Email',
     address: 'Адрес',