diff --git a/app/Domains/Core/Address/Models/Address.php b/app/Domains/Core/Address/Models/Address.php
new file mode 100644
index 00000000..a914966b
--- /dev/null
+++ b/app/Domains/Core/Address/Models/Address.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Domains\Core\Address\Models;
+
+use App\Domains\Core\Tenant\Models\Tenant;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsToMany;
+
+class Address extends Model
+{
+    protected $fillable = ['label', 'address_text', 'latitude', 'longitude'];
+
+    protected function casts(): array
+    {
+        return [
+            'latitude' => 'decimal:7',
+            'longitude' => 'decimal:7',
+        ];
+    }
+
+    /** @return BelongsToMany<Tenant, $this> */
+    public function tenants(): BelongsToMany
+    {
+        return $this->belongsToMany(Tenant::class, 'tenant_addresses', 'address_id', 'tenant_codigo', 'id', 'codigo')
+            ->using(TenantAddress::class)
+            ->withPivot(['id', 'is_main'])
+            ->withTimestamps();
+    }
+}
diff --git a/app/Domains/Core/Address/Models/TenantAddress.php b/app/Domains/Core/Address/Models/TenantAddress.php
new file mode 100644
index 00000000..31694d31
--- /dev/null
+++ b/app/Domains/Core/Address/Models/TenantAddress.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Domains\Core\Address\Models;
+
+use App\Domains\Core\Tenant\Models\Tenant;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\Pivot;
+
+class TenantAddress extends Pivot
+{
+    protected $table = 'tenant_addresses';
+
+    public $incrementing = true;
+
+    protected $fillable = ['tenant_codigo', 'address_id', 'is_main'];
+
+    protected function casts(): array
+    {
+        return ['is_main' => 'boolean'];
+    }
+
+    /** @return BelongsTo<Tenant, $this> */
+    public function tenant(): BelongsTo
+    {
+        return $this->belongsTo(Tenant::class, 'tenant_codigo', 'codigo');
+    }
+
+    /** @return BelongsTo<Address, $this> */
+    public function address(): BelongsTo
+    {
+        return $this->belongsTo(Address::class);
+    }
+}
diff --git a/app/Domains/Core/Tenant/Models/Tenant.php b/app/Domains/Core/Tenant/Models/Tenant.php
index 532264ea..da58333a 100644
--- a/app/Domains/Core/Tenant/Models/Tenant.php
+++ b/app/Domains/Core/Tenant/Models/Tenant.php
@@ -6,6 +6,8 @@ use App\Domains\Commerce\Catalog\Enums\GroupLayout;
 use App\Domains\Commerce\Catalog\Enums\ProductLayout;
 use App\Domains\Commerce\Catalog\Models\CatalogItem;
 use App\Domains\Commerce\Catalog\Models\Category;
+use App\Domains\Core\Address\Models\Address;
+use App\Domains\Core\Address\Models\TenantAddress;
 use App\Domains\Core\Client\Models\Client;
 use App\Domains\Core\Menu\Models\Menu;
 use App\Domains\Core\Menu\Models\TenantMenu;
@@ -22,6 +24,7 @@ use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\HasOneThrough;
 use Illuminate\Support\Facades\Schema;
 
 #[Fillable([
@@ -308,6 +311,22 @@ class Tenant extends Model
         return $this->hasMany(WebsiteExtra::class, 'website_code', 'codigo');
     }
 
+    /** @return BelongsToMany<Address, $this> */
+    public function addresses(): BelongsToMany
+    {
+        return $this->belongsToMany(Address::class, 'tenant_addresses', 'tenant_codigo', 'address_id', 'codigo', 'id')
+            ->using(TenantAddress::class)
+            ->withPivot(['id', 'is_main'])
+            ->withTimestamps();
+    }
+
+    /** @return HasOneThrough<Address, TenantAddress, $this> */
+    public function mainAddress(): HasOneThrough
+    {
+        return $this->hasOneThrough(Address::class, TenantAddress::class, 'tenant_codigo', 'id', 'codigo', 'address_id')
+            ->where('tenant_addresses.is_main', true);
+    }
+
     public function menues(): BelongsToMany
     {
         return $this->belongsToMany(
diff --git a/app/Domains/Core/Tenant/Services/TenantAddressService.php b/app/Domains/Core/Tenant/Services/TenantAddressService.php
new file mode 100644
index 00000000..3eabfe78
--- /dev/null
+++ b/app/Domains/Core/Tenant/Services/TenantAddressService.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Domains\Core\Tenant\Services;
+
+use App\Domains\Core\Address\Models\Address;
+use App\Domains\Core\Tenant\Models\Tenant;
+use Illuminate\Support\Facades\DB;
+
+class TenantAddressService
+{
+    public function setMainAddress(Tenant $tenant, Address $address): void
+    {
+        DB::transaction(function () use ($tenant, $address): void {
+            // Serialize changes for this tenant, including when it has no principal address yet.
+            Tenant::query()->where('codigo', $tenant->codigo)->lockForUpdate()->firstOrFail();
+            $tenant->addresses()->where('addresses.id', $address->id)->firstOrFail();
+
+            DB::table('tenant_addresses')->where('tenant_codigo', $tenant->codigo)
+                ->where('is_main', true)->update(['is_main' => false, 'updated_at' => now()]);
+            $tenant->addresses()->updateExistingPivot($address->id, ['is_main' => true]);
+        });
+
+        $tenant->unsetRelation('addresses');
+        $tenant->unsetRelation('mainAddress');
+    }
+}
diff --git a/database/migrations/2026_09_30_000000_create_addresses_and_tenant_addresses_tables.php b/database/migrations/2026_09_30_000000_create_addresses_and_tenant_addresses_tables.php
new file mode 100644
index 00000000..a0c68632
--- /dev/null
+++ b/database/migrations/2026_09_30_000000_create_addresses_and_tenant_addresses_tables.php
@@ -0,0 +1,57 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        $driver = DB::connection()->getDriverName();
+
+        if (! in_array($driver, ['mysql', 'mariadb', 'sqlite', 'pgsql', 'sqlsrv'], true)) {
+            throw new RuntimeException("Unsupported address database driver: {$driver}");
+        }
+
+        Schema::create('addresses', function (Blueprint $table): void {
+            $table->id();
+            $table->string('label');
+            $table->text('address_text');
+            $table->decimal('latitude', 10, 7)->nullable();
+            $table->decimal('longitude', 10, 7)->nullable();
+            $table->timestamps();
+        });
+
+        Schema::create('tenant_addresses', function (Blueprint $table) use ($driver): void {
+            $table->id();
+            $table->string('tenant_codigo');
+            $table->foreignId('address_id')->constrained('addresses')->cascadeOnDelete();
+            $table->boolean('is_main')->default(false);
+            $table->timestamps();
+
+            $table->foreign('tenant_codigo')->references('codigo')->on('tenants')->cascadeOnDelete();
+            $table->unique(['tenant_codigo', 'address_id']);
+
+            if (in_array($driver, ['mysql', 'mariadb'], true)) {
+                // NULL allows many secondary addresses, while a tenant code can occur only once.
+                $table->string('main_tenant_codigo')->nullable()
+                    ->virtualAs('CASE WHEN is_main = 1 THEN tenant_codigo ELSE NULL END');
+                $table->unique('main_tenant_codigo', 'tenant_addresses_one_main_per_tenant');
+            }
+        });
+
+        if (! in_array($driver, ['mysql', 'mariadb'], true)) {
+            $condition = $driver === 'pgsql' ? 'is_main = true' : 'is_main = 1';
+            DB::statement('CREATE UNIQUE INDEX tenant_addresses_one_main_per_tenant '
+                ."ON tenant_addresses (tenant_codigo) WHERE {$condition}");
+        }
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('tenant_addresses');
+        Schema::dropIfExists('addresses');
+    }
+};
diff --git a/database/migrations/2026_09_30_000100_copy_contact_menu_addresses.php b/database/migrations/2026_09_30_000100_copy_contact_menu_addresses.php
new file mode 100644
index 00000000..7fa0a230
--- /dev/null
+++ b/database/migrations/2026_09_30_000100_copy_contact_menu_addresses.php
@@ -0,0 +1,108 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        DB::transaction(function (): void {
+            DB::table('tenants_menues')
+                ->where('menu_code', 'help.contact')
+                ->whereNotNull('static_content')
+                ->orderBy('id')
+                ->chunkById(100, function ($menus): void {
+                    foreach ($menus as $menu) {
+                        $content = json_decode($menu->static_content, true, flags: JSON_THROW_ON_ERROR);
+
+                        if ($content === null) {
+                            continue;
+                        }
+
+                        if (! is_array($content) || ! is_array($content['locations'] ?? [])) {
+                            throw new RuntimeException("Invalid contact locations for tenant {$menu->tenant_code}");
+                        }
+
+                        foreach ($content['locations'] ?? [] as $location) {
+                            if (! is_array($location) || ! is_array($location['addresses'] ?? [])) {
+                                throw new RuntimeException("Invalid contact addresses for tenant {$menu->tenant_code}");
+                            }
+
+                            foreach ($location['addresses'] ?? [] as $address) {
+                                $this->copyAddress($menu->tenant_code, $location, $address);
+                            }
+                        }
+                    }
+                });
+        });
+    }
+
+    private function copyAddress(string $tenantCode, array $location, mixed $address): void
+    {
+        if (! is_array($address) || ! is_string($address['address'] ?? null)
+            || trim($address['address']) === '') {
+            throw new RuntimeException("Invalid contact address text for tenant {$tenantCode}");
+        }
+
+        $coordinates = $address['coordinates'] ?? null;
+
+        if ($coordinates !== null && (! is_array($coordinates) || count($coordinates) !== 2
+            || ! is_numeric($coordinates[0] ?? null) || ! is_numeric($coordinates[1] ?? null)
+            || ! is_finite((float) $coordinates[0]) || ! is_finite((float) $coordinates[1])
+            || abs((float) $coordinates[0]) > 90 || abs((float) $coordinates[1]) > 180)) {
+            throw new RuntimeException("Invalid contact coordinates for tenant {$tenantCode}");
+        }
+
+        $label = $address['label'] ?? $location['label'] ?? 'Dirección';
+
+        if (! is_string($label) || trim($label) === '' || mb_strlen($label) > 255) {
+            throw new RuntimeException("Invalid contact address label for tenant {$tenantCode}");
+        }
+
+        $values = [
+            'label' => $label,
+            'address_text' => $address['address'],
+            'latitude' => $coordinates === null ? null : number_format((float) $coordinates[0], 7, '.', ''),
+            'longitude' => $coordinates === null ? null : number_format((float) $coordinates[1], 7, '.', ''),
+        ];
+
+        // Reuse only within this tenant; equal legacy addresses in different tenants stay independent.
+        $existing = DB::table('addresses')
+            ->join('tenant_addresses', 'tenant_addresses.address_id', '=', 'addresses.id')
+            ->where('tenant_addresses.tenant_codigo', $tenantCode)
+            ->where(array_combine(
+                array_map(fn (string $field): string => 'addresses.'.$field, array_keys($values)),
+                array_values($values),
+            ))
+            ->first(['addresses.id', 'tenant_addresses.id as link_id']);
+
+        if ($existing !== null) {
+            return;
+        }
+
+        $now = now();
+        $isMain = ! DB::table('tenant_addresses')
+            ->where('tenant_codigo', $tenantCode)
+            ->where('is_main', true)
+            ->exists();
+        $addressId = DB::table('addresses')->insertGetId([
+            ...$values,
+            'created_at' => $now,
+            'updated_at' => $now,
+        ]);
+
+        DB::table('tenant_addresses')->insert([
+            'tenant_codigo' => $tenantCode,
+            'address_id' => $addressId,
+            'is_main' => $isMain,
+            'created_at' => $now,
+            'updated_at' => $now,
+        ]);
+    }
+
+    public function down(): void
+    {
+        // Keep copies: they may already have been edited or reused. Legacy menus were never changed.
+    }
+};
diff --git a/tests/Feature/Migrations/ContactAddressesTest.php b/tests/Feature/Migrations/ContactAddressesTest.php
new file mode 100644
index 00000000..3b40317e
--- /dev/null
+++ b/tests/Feature/Migrations/ContactAddressesTest.php
@@ -0,0 +1,229 @@
+<?php
+
+namespace Tests\Feature\Migrations;
+
+use App\Domains\Core\Address\Models\Address;
+use App\Domains\Core\Address\Models\TenantAddress;
+use App\Domains\Core\Tenant\Models\Tenant;
+use App\Domains\Core\Tenant\Services\TenantAddressService;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\QueryException;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Schema;
+use Tests\TestCase;
+
+class ContactAddressesTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        Schema::create('tenants', function (Blueprint $table): void {
+            $table->id();
+            $table->string('codigo')->unique();
+            $table->string('address')->nullable();
+            $table->timestamps();
+        });
+        Schema::create('tenants_menues', function (Blueprint $table): void {
+            $table->id();
+            $table->string('tenant_code');
+            $table->string('menu_code');
+            $table->json('static_content')->nullable();
+            $table->boolean('is_enabled')->default(true);
+        });
+        DB::table('tenants')->insert([
+            ['codigo' => 'alpha', 'address' => 'Dirección anterior'],
+            ['codigo' => 'beta', 'address' => null],
+            ['codigo' => 'empty', 'address' => null],
+        ]);
+
+        $this->schemaMigration()->up();
+    }
+
+    public function test_it_copies_all_contact_locations_without_changing_legacy_data_and_can_run_again(): void
+    {
+        $sharedAddress = [
+            'label' => 'Sede principal',
+            'address' => 'San Lorenzo 1543, Rosario',
+            'coordinates' => [-32.9431184, -60.6437991],
+        ];
+        $this->contact('alpha', [
+            'rosario' => ['label' => 'Rosario', 'addresses' => [$sharedAddress]],
+            'santa_fe' => ['label' => 'Santa Fe', 'addresses' => [
+                ['label' => 'Sucursal', 'address' => 'San Martín 100', 'coordinates' => [0, 0]],
+                ['label' => 'Sin mapa', 'address' => 'San Martín 200'],
+            ]],
+        ], enabled: false);
+        $this->contact('beta', ['rosario' => ['addresses' => [$sharedAddress]]]);
+        $this->contact('empty', []);
+        DB::table('tenants_menues')->insert([
+            'tenant_code' => 'empty',
+            'menu_code' => 'help.faq',
+            'static_content' => json_encode(['locations' => [['addresses' => [$sharedAddress]]]]),
+        ]);
+        $oldMenus = DB::table('tenants_menues')->orderBy('id')->get()->toArray();
+
+        $migration = $this->dataMigration();
+        $migration->up();
+        $migration->up();
+
+        $this->assertDatabaseCount('addresses', 4);
+        $this->assertDatabaseCount('tenant_addresses', 4);
+        $this->assertDatabaseHas('addresses', [
+            'label' => 'Sede principal',
+            'address_text' => 'San Lorenzo 1543, Rosario',
+            'latitude' => -32.9431184,
+            'longitude' => -60.6437991,
+        ]);
+        $this->assertDatabaseHas('addresses', ['label' => 'Sucursal', 'latitude' => 0, 'longitude' => 0]);
+        $this->assertDatabaseHas('addresses', ['label' => 'Sin mapa', 'latitude' => null, 'longitude' => null]);
+        $this->assertEquals($oldMenus, DB::table('tenants_menues')->orderBy('id')->get()->toArray());
+        $this->assertDatabaseHas('tenants', ['codigo' => 'alpha', 'address' => 'Dirección anterior']);
+
+        $alpha = Tenant::query()->where('codigo', 'alpha')->firstOrFail();
+        $beta = Tenant::query()->where('codigo', 'beta')->firstOrFail();
+        $this->assertCount(3, $alpha->addresses);
+        $this->assertTrue($alpha->addresses->first()->pivot->is_main);
+        $this->assertInstanceOf(TenantAddress::class, $alpha->addresses->first()->pivot);
+        $this->assertSame('Sede principal', $alpha->mainAddress->label);
+        $this->assertSame('-32.9431184', $alpha->mainAddress->latitude);
+        $this->assertNotSame($alpha->mainAddress->id, $beta->mainAddress->id);
+        $this->assertSame('alpha', $alpha->mainAddress->tenants->sole()->codigo);
+        $this->assertNull(Tenant::query()->where('codigo', 'empty')->firstOrFail()->mainAddress);
+        $this->assertSame(2, DB::table('tenant_addresses')->where('is_main', true)->count());
+
+        $migration->down();
+        $this->assertDatabaseCount('addresses', 4);
+        $this->assertEquals($oldMenus, DB::table('tenants_menues')->orderBy('id')->get()->toArray());
+    }
+
+    public function test_a_tenant_can_have_many_secondary_addresses_but_only_one_main(): void
+    {
+        $tenant = Tenant::query()->where('codigo', 'alpha')->firstOrFail();
+        $addresses = $this->addresses(3);
+        $tenant->addresses()->attach($addresses[0], ['is_main' => true]);
+        $tenant->addresses()->attach([$addresses[1], $addresses[2]], ['is_main' => false]);
+        $this->assertCount(3, $tenant->addresses);
+
+        $this->expectException(QueryException::class);
+        $tenant->addresses()->updateExistingPivot($addresses[1], ['is_main' => true]);
+    }
+
+    public function test_it_prevents_duplicate_links(): void
+    {
+        $tenant = Tenant::query()->where('codigo', 'alpha')->firstOrFail();
+        $address = $this->addresses(1)[0];
+        $tenant->addresses()->attach($address);
+
+        $this->expectException(QueryException::class);
+        $tenant->addresses()->attach($address);
+    }
+
+    public function test_main_address_is_specific_to_each_tenant_and_can_be_switched(): void
+    {
+        $alpha = Tenant::query()->where('codigo', 'alpha')->firstOrFail();
+        $beta = Tenant::query()->where('codigo', 'beta')->firstOrFail();
+        $addresses = $this->addresses(2);
+        $alpha->addresses()->attach($addresses[0], ['is_main' => true]);
+        $alpha->addresses()->attach($addresses[1]);
+        $beta->addresses()->attach($addresses[0], ['is_main' => true]);
+        $this->assertSame($addresses[0], $alpha->mainAddress->id);
+
+        app(TenantAddressService::class)->setMainAddress($alpha, Address::findOrFail($addresses[1]));
+
+        $this->assertSame($addresses[1], $alpha->mainAddress->id);
+        $this->assertSame($addresses[0], $beta->mainAddress->id);
+        $this->assertSame(2, DB::table('tenant_addresses')->where('is_main', true)->count());
+        $loaded = Tenant::query()->with('mainAddress')->whereIn('codigo', ['alpha', 'beta'])->get()->keyBy('codigo');
+        $this->assertSame($addresses[1], $loaded['alpha']->mainAddress->id);
+        $this->assertSame($addresses[0], $loaded['beta']->mainAddress->id);
+    }
+
+    public function test_switching_to_an_unlinked_address_preserves_the_previous_main(): void
+    {
+        $tenant = Tenant::query()->where('codigo', 'alpha')->firstOrFail();
+        $addresses = $this->addresses(2);
+        $tenant->addresses()->attach($addresses[0], ['is_main' => true]);
+
+        try {
+            app(TenantAddressService::class)->setMainAddress($tenant, Address::findOrFail($addresses[1]));
+            $this->fail('An unlinked address must be rejected.');
+        } catch (ModelNotFoundException) {
+            $this->assertSame($addresses[0], $tenant->fresh()->mainAddress->id);
+        }
+    }
+
+    public function test_invalid_coordinates_roll_back_all_copies_and_preserve_source_data(): void
+    {
+        $this->contact('alpha', [['addresses' => [
+            ['label' => 'Válida', 'address' => 'Primera 100', 'coordinates' => [-32, -60]],
+            ['label' => 'Inválida', 'address' => 'Segunda 200', 'coordinates' => [-91, -60]],
+        ]]]);
+        $oldContent = DB::table('tenants_menues')->value('static_content');
+
+        try {
+            $this->dataMigration()->up();
+            $this->fail('Invalid latitude must not be silently imported.');
+        } catch (\RuntimeException $exception) {
+            $this->assertStringContainsString('alpha', $exception->getMessage());
+            $this->assertDatabaseCount('addresses', 0);
+            $this->assertDatabaseCount('tenant_addresses', 0);
+            $this->assertSame($oldContent, DB::table('tenants_menues')->value('static_content'));
+        }
+    }
+
+    public function test_deleting_a_tenant_removes_links_but_keeps_shared_addresses(): void
+    {
+        $address = $this->addresses(1)[0];
+        foreach (['alpha', 'beta'] as $code) {
+            Tenant::query()->where('codigo', $code)->firstOrFail()->addresses()->attach($address, ['is_main' => true]);
+        }
+        Tenant::query()->where('codigo', 'alpha')->delete();
+        $this->assertDatabaseCount('tenant_addresses', 1);
+        $this->assertDatabaseCount('addresses', 1);
+
+        Address::findOrFail($address)->delete();
+        $this->assertDatabaseCount('tenant_addresses', 0);
+    }
+
+    public function test_schema_can_be_rolled_back_without_removing_legacy_tables(): void
+    {
+        $this->schemaMigration()->down();
+        $this->assertFalse(Schema::hasTable('addresses'));
+        $this->assertFalse(Schema::hasTable('tenant_addresses'));
+        $this->assertTrue(Schema::hasTable('tenants_menues'));
+        $this->assertTrue(Schema::hasColumn('tenants', 'address'));
+    }
+
+    private function contact(string $code, array $locations, bool $enabled = true): void
+    {
+        DB::table('tenants_menues')->insert([
+            'tenant_code' => $code,
+            'menu_code' => 'help.contact',
+            'static_content' => json_encode(['phone' => '+54 123', 'locations' => $locations], JSON_THROW_ON_ERROR),
+            'is_enabled' => $enabled,
+        ]);
+    }
+
+    private function addresses(int $count): array
+    {
+        $ids = [];
+        for ($i = 0; $i < $count; $i++) {
+            $ids[] = Address::create(['label' => "Sucursal {$i}", 'address_text' => "Calle {$i}"])->id;
+        }
+
+        return $ids;
+    }
+
+    private function schemaMigration(): Migration
+    {
+        return require database_path('migrations/2026_09_30_000000_create_addresses_and_tenant_addresses_tables.php');
+    }
+
+    private function dataMigration(): Migration
+    {
+        return require database_path('migrations/2026_09_30_000100_copy_contact_menu_addresses.php');
+    }
+}