diff --git a/lemarche/users/management/commands/cleanup_user_phone_field.py b/lemarche/users/management/commands/cleanup_user_phone_field.py
new file mode 100644
index 000000000..ca1f830cb
--- /dev/null
+++ b/lemarche/users/management/commands/cleanup_user_phone_field.py
@@ -0,0 +1,68 @@
+from django.core.management.base import BaseCommand
+from phonenumber_field.phonenumber import PhoneNumber
+
+from lemarche.users.models import User
+
+
+class Command(BaseCommand):
+    """
+    This script is used to validate existing user phone numbers
+    And cleanup / replace them with valid numbers (with +33)
+
+    Usage:
+    python manage.py cleanup_user_phone_field
+    python manage.py cleanup_user_phone_field --dry-run
+    """
+
+    def add_arguments(self, parser):
+        parser.add_argument("--dry-run", dest="dry_run", action="store_true", help="Dry run (no changes to the DB)")
+
+    def handle(self, *args, **options):
+        self.stdout.write("-" * 80)
+        self.stdout.write(f"Users: {User.objects.count()}")
+        qs = User.objects.exclude(phone="")
+        self.stdout.write(f"Users with a phone: {qs.count()}")
+
+        stats = {
+            "has_dot_count": 0,
+            "has_space_count": 0,
+            "without_plus_count": 0,
+            "valid_count": 0,
+            "invalid_count": 0,
+        }
+        invalid_list = list()
+
+        for index, user in enumerate(qs):
+            valid = False
+            user_phone = str(user.phone)
+
+            if "." in user_phone:
+                stats["has_dot_count"] += 1
+                user_phone = user_phone.replace(".", "")
+            if " " in user_phone:
+                stats["has_space_count"] += 1
+                user_phone = user_phone.replace(" ", "")
+
+            if user_phone.isdigit() and len(user_phone) == 10:
+                user_phone = f"+33{user_phone[1:]}"
+
+            if not user_phone.startswith("+"):
+                stats["without_plus_count"] += 1
+
+            try:
+                if user_phone.startswith("+") and PhoneNumber.from_string(user_phone).is_valid():
+                    valid = True
+            except:  # noqa  # NumberParseException.INVALID_COUNTRY_CODE
+                pass
+
+            if valid:
+                stats["valid_count"] += 1
+                if not options["dry_run"]:
+                    pass  # TODO
+            else:
+                stats["invalid_count"] += 1
+                invalid_list.append(user_phone)
+
+        print(stats)
+        # for num in invalid_list:
+        #     print(num)