diff --git a/frontend/src/pages/auth/sign-up.astro b/frontend/src/pages/auth/sign-up.astro
index 071b476..c38cfea 100644
--- a/frontend/src/pages/auth/sign-up.astro
+++ b/frontend/src/pages/auth/sign-up.astro
@@ -69,20 +69,6 @@ import { SITE_URL } from '@constants';
                         <span class="error-message" id="email-error"></span>
                     </div>
 
-                    <div class="form-group">
-                        <label for="phone">Телефон</label>
-                        <input
-                            type="tel"
-                            id="phone"
-                            name="phone"
-                            placeholder="+7 (999) 000-00-00"
-                            required
-                            autocomplete="tel"
-                            inputmode="tel"
-                        />
-                        <span class="error-message" id="phone-error"></span>
-                    </div>
-
                     <div class="form-group">
                         <label for="password">
                             Пароль
@@ -847,7 +833,6 @@ import { SITE_URL } from '@constants';
     const firstNameInput = document.getElementById('firstName') as HTMLInputElement;
     const lastNameInput = document.getElementById('lastName') as HTMLInputElement;
     const emailInput = document.getElementById('email') as HTMLInputElement;
-    const phoneInput = document.getElementById('phone') as HTMLInputElement;
     const passwordInput = document.getElementById('password') as HTMLInputElement;
     const confirmPasswordInput = document.getElementById('confirmPassword') as HTMLInputElement;
 
@@ -885,12 +870,6 @@ import { SITE_URL } from '@constants';
         return regex.test(value);
     }
 
-    function validatePhone(value: string): boolean {
-        const cleaned = value.replace(/[\s\-\(\)]/g, '');
-        const regex = /^\+7\d{10}$/;
-        return regex.test(cleaned);
-    }
-
     function validatePassword(value: string): boolean {
         return value.length >= 8 && value.length <= 12;
     }
@@ -940,37 +919,6 @@ import { SITE_URL } from '@constants';
         }
     });
 
-    phoneInput?.addEventListener('focus', () => {
-        if (!phoneInput.value || !phoneInput.value.startsWith('+7')) {
-            phoneInput.value = '+7';
-        }
-    });
-
-    phoneInput?.addEventListener('input', () => {
-        const digits = phoneInput.value.replace(/[^\d]/g, '');
-        const limitedDigits = digits.slice(0, 10);
-        let formatted = '+7';
-        if (limitedDigits.length > 0) {
-            formatted += ' ' + limitedDigits.slice(0, 3);
-        }
-        if (limitedDigits.length > 3) {
-            formatted += '-' + limitedDigits.slice(3, 6);
-        }
-        if (limitedDigits.length > 6) {
-            formatted += '-' + limitedDigits.slice(6, 8);
-        }
-        if (limitedDigits.length > 8) {
-            formatted += '-' + limitedDigits.slice(8, 10);
-        }
-        phoneInput.value = formatted;
-        
-        if (phoneInput.value && !validatePhone(phoneInput.value)) {
-            showError(phoneInput, 'Введите 10 цифр номера');
-        } else {
-            clearError(phoneInput);
-        }
-    });
-
     passwordInput?.addEventListener('input', () => {
         if (passwordInput.value.length > 12) {
             passwordInput.value = passwordInput.value.slice(0, 12);
@@ -1005,7 +953,6 @@ import { SITE_URL } from '@constants';
         const firstName = formData.get('firstName') as string;
         const lastName = formData.get('lastName') as string;
         const email = (formData.get('email') as string) || '';
-        const phone = formData.get('phone') as string;
         const password = formData.get('password') as string;
         const confirmPassword = formData.get('confirmPassword') as string;
 
@@ -1032,11 +979,6 @@ import { SITE_URL } from '@constants';
             hasErrors = true;
         }
 
-        if (!validatePhone(phone)) {
-            showError(phoneInput, 'Введите корректный номер телефона');
-            hasErrors = true;
-        }
-
         if (!validatePassword(password)) {
             showError(passwordInput, 'Пароль должен быть от 8 до 12 символов');
             hasErrors = true;