diff --git a/adm/member_list.php b/adm/member_list.php
index 6dac453aa..2935953e2 100644
--- a/adm/member_list.php
+++ b/adm/member_list.php
@@ -123,6 +123,7 @@ $colspan = 15;
         <th scope="col"><?=subject_sort_link('mb_level', '', 'desc')?>권한</a></th>
         <th scope="col"><?=subject_sort_link('mb_point', '', 'desc')?> 포인트</a></th>
         <th scope="col"><?=subject_sort_link('mb_today_login', '', 'desc')?>최종접속</a></th>
+        <th scope="col"><?=subject_sort_link('mb_datetime', '', 'desc')?>가입일</a></th>
         <th scope="col"><?=subject_sort_link('mb_mailling', '', 'desc')?>수신</a></th>
         <th scope="col"><?=subject_sort_link('mb_open', '', 'desc')?>공개</a></th>
         <th scope="col"><?=subject_sort_link('mb_email_certify', '', 'desc')?>인증</a></th>
@@ -189,6 +190,7 @@ $colspan = 15;
         <td><?=get_member_level_select("mb_level[$i]", 1, $member['mb_level'], $row['mb_level'])?></td>
         <td class="td_bignum"><a href="point_list.php?sfl=mb_id&amp;stx=<?=$row['mb_id']?>"><?=number_format($row['mb_point'])?></a></td>
         <td><?=substr($row['mb_today_login'],2,8)?></td>
+        <td><?=substr($row['mb_datetime'],2,8)?></td>
         <td><?=$row['mb_mailling']?'<span class="txt_true">Yes</span>':'<span class="txt_false">No</span>';?></td>
         <td><?=$row['mb_open']?'<span class="txt_true">Yes</span>':'<span class="txt_false">No</span>';?></td>
         <td><?=preg_match('/[1-9]/', $row['mb_email_certify'])?'<span class="txt_true">Yes</span>':'<span class="txt_false">No</span>';?></td>
diff --git a/css/admin.css b/css/admin.css
index e4fa02603..fe64bb5fb 100644
--- a/css/admin.css
+++ b/css/admin.css
@@ -264,7 +264,7 @@ td {padding:8px 5px 6px;border-top:1px solid #e9e9e9;border-bottom:1px solid #e9
 /* 공통 */
 .td_chk {width:30px;text-align:center}
 .td_num {width:60px;text-align:center}
-.td_bignum {width:120px;text-align:center}
+.td_bignum {width:100px;text-align:center}
 .td_grid {width:60px;text-align:center}
 .td_mbid,
 .td_name,