diff --git a/app/Controllers/Admin/SalesAgency.php b/app/Controllers/Admin/SalesAgency.php
index ed75380..ef8f5f5 100644
--- a/app/Controllers/Admin/SalesAgency.php
+++ b/app/Controllers/Admin/SalesAgency.php
@@ -26,10 +26,49 @@ class SalesAgency extends BaseController
             return redirect()->to(work_area_home_url())->with('error', '지자체를 선택해 주세요.');
         }
 
-        $list  = $this->model->where('sa_lg_idx', $lgIdx)->orderForDisplay()->paginate(20);
+        $saKind = trim((string) ($this->request->getGet('sa_kind') ?? ''));
+        $saCode = trim((string) ($this->request->getGet('sa_code') ?? ''));
+        $saName = trim((string) ($this->request->getGet('sa_name') ?? ''));
+        $saIdx  = trim((string) ($this->request->getGet('sa_idx') ?? ''));
+
+        $builder = $this->model->where('sa_lg_idx', $lgIdx);
+        if ($saKind !== '') {
+            $builder->like('sa_kind', $saKind);
+        }
+        if ($saCode !== '') {
+            $builder->like('sa_code', $saCode);
+        }
+        if ($saName !== '') {
+            $builder->like('sa_name', $saName);
+        }
+        if ($saIdx !== '' && ctype_digit($saIdx)) {
+            $builder->where('sa_idx', (int) $saIdx);
+        }
+
+        $list  = $builder->orderForDisplay()->paginate(20);
         $pager = $this->model->pager;
 
-        return $this->renderWorkPage('판매 대행소 관리', 'admin/sales_agency/index', ['list' => $list, 'pager' => $pager]);
+        $queryForPager = [
+            'sa_kind' => $saKind,
+            'sa_code' => $saCode,
+            'sa_name' => $saName,
+            'sa_idx'  => $saIdx,
+        ];
+        $queryForPager = array_filter($queryForPager, static fn ($v) => $v !== null && $v !== '');
+        $pagerPath = mgmt_url('sales-agencies');
+        if ($queryForPager !== []) {
+            $pagerPath .= '?' . http_build_query($queryForPager);
+        }
+        $pager->setPath($pagerPath);
+
+        return $this->renderWorkPage('판매 대행소 관리', 'admin/sales_agency/index', [
+            'list'    => $list,
+            'pager'   => $pager,
+            'sa_kind' => $saKind,
+            'sa_code' => $saCode,
+            'sa_name' => $saName,
+            'sa_idx'  => $saIdx,
+        ]);
     }
 
     public function create()
diff --git a/app/Views/admin/sales_agency/index.php b/app/Views/admin/sales_agency/index.php
index c428c2b..1c9aac3 100644
--- a/app/Views/admin/sales_agency/index.php
+++ b/app/Views/admin/sales_agency/index.php
@@ -8,6 +8,30 @@
     </div>
   </div>
 </section>
+<section class="no-print border border-gray-300 bg-white p-2 mt-2">
+  <form method="GET" action="<?= mgmt_url('sales-agencies') ?>" class="flex flex-wrap items-end gap-2">
+    <div class="flex flex-col gap-0.5">
+      <label class="text-xs text-gray-500">번호</label>
+      <input type="text" name="sa_idx" value="<?= esc($sa_idx ?? '') ?>" class="border border-gray-300 rounded px-2 py-1.5 text-sm w-24" placeholder="예: 12">
+    </div>
+    <div class="flex flex-col gap-0.5">
+      <label class="text-xs text-gray-500">대행소 구분</label>
+      <input type="text" name="sa_kind" value="<?= esc($sa_kind ?? '') ?>" class="border border-gray-300 rounded px-2 py-1.5 text-sm min-w-[10rem]" placeholder="구분 입력">
+    </div>
+    <div class="flex flex-col gap-0.5">
+      <label class="text-xs text-gray-500">대행소 코드</label>
+      <input type="text" name="sa_code" value="<?= esc($sa_code ?? '') ?>" class="border border-gray-300 rounded px-2 py-1.5 text-sm min-w-[10rem]" placeholder="코드 입력">
+    </div>
+    <div class="flex flex-col gap-0.5">
+      <label class="text-xs text-gray-500">대행소 명</label>
+      <input type="text" name="sa_name" value="<?= esc($sa_name ?? '') ?>" class="border border-gray-300 rounded px-2 py-1.5 text-sm min-w-[14rem]" placeholder="대행소 명 입력">
+    </div>
+    <div class="flex items-center gap-2 pb-0.5">
+      <button type="submit" class="bg-btn-search text-white px-4 py-1.5 rounded-sm text-sm">조회</button>
+      <a href="<?= mgmt_url('sales-agencies') ?>" class="text-sm text-gray-500 hover:underline">초기화</a>
+    </div>
+  </form>
+</section>
 <div class="border border-gray-300 overflow-auto mt-2">
   <table class="w-full data-table">
     <thead>