diff --git a/src/main/webapp/publish/css/content.css b/src/main/webapp/publish/css/content.css
index b061f2a9..b1d6a715 100644
--- a/src/main/webapp/publish/css/content.css
+++ b/src/main/webapp/publish/css/content.css
@@ -366,12 +366,16 @@ input[type=text]::-ms-reveal, input[type=password]::-ms-reveal, input[type=email
 
 /* 문자 보내기 - 받는사람 리스트 */
 .receipt_num {display: block !important;}
+.receipt_num_top{display:flex;}
 .receipt_num_top span {font-size: 14px; color: #e40000; font-weight: 400;white-space:nowrap;}
 .receipt_num_midde {display: flex; width: 100%; margin-top: 10px;}
 .receipt_num_midde .tabulator .tabulator-header {margin-left:0 !important;}
 .receipt_num_midde .tabulator .tabulator-tableHolder .tabulator-placeholder[tabulator-render-mode=virtual] {width:100% !important;}
 .btn_popup_wrap.check_validity_wrap {position: absolute; bottom: 0; width: 100%;}
 .btn_popup_wrap.check_validity_wrap button {border: 1px solid #002c9a; color: #002c9a; margin-bottom: 0 !important; position: relative;}
+.tType1 tbody tr td.putText textarea.receipt_num{height: 70px;padding: 10px 15px;background-color: #f2f2f2;border-radius: 5px;line-height: 1.4;}
+.receipt_num_top .btn_popup_wrap{display:inline-block;margin:0 0 0 10px;}
+    
 
 .tType1_title {font-size: 20px; font-weight: 600; position: relative; height: 40px;}
 .tType1_title button {position: absolute;top: 22%; right: 0; transform: translateY(-50%); background-color: #002c9a; height: 40px; padding: 0 15px; color: #fff;}
diff --git a/src/main/webapp/publish/js/content.js b/src/main/webapp/publish/js/content.js
index d1b2669d..98a127ea 100644
--- a/src/main/webapp/publish/js/content.js
+++ b/src/main/webapp/publish/js/content.js
@@ -387,7 +387,16 @@ $(document).ready(function () {
 	$(".btn_check_one .qmMark").mouseleave(function(){
 		$(this).parents(".btnType").next(".send_hover_cont").removeClass("on");
   	})
-
+  	
+  	// 번호추가 ? 호버 시 팝업
+  	$(".btn_add_number .qmMark").mouseover(function(){
+		$(this).parents(".btnType").next(".send_hover_cont").addClass("on");
+	})
+	$(".btn_add_number .qmMark").mouseleave(function(){
+		$(this).parents(".btnType").next(".send_hover_cont").removeClass("on");
+  	})
+  	
+  	
 	//문자발송 오류검사 ? 호버 시 팝업
 	$(".test_qm").mouseover(function(){
 		$(this).parents(".btnType").find(".test_hover_cont").addClass("on");
diff --git a/src/main/webapp/publish/sub1_2023.html b/src/main/webapp/publish/sub1_2023.html
index e27bc753..ff7eafbd 100644
--- a/src/main/webapp/publish/sub1_2023.html
+++ b/src/main/webapp/publish/sub1_2023.html
@@ -1398,11 +1398,25 @@
 										<th scope="row" class="vTop">받는사람</th>
 										<td class="putText">
 											<div class="clearfix receipt_num">
-												<div class="receipt_num_top">
+												<!-- <div class="receipt_num_top">
 													<label for="" class="label">받는 번호입력</label>
 													<input type="text" placeholder="번호를 입력하세요" onfocus="this.placeholder=''" onblur="this.placeholder='번호를 입력하세요'" style="width:340px;">
 													<button type="button" class="btnType btnType6">번호추가</button>
 													<span><span class="vMiddle">*</span> 중복번호는 한번만 발송됩니다.</span>
+												</div> -->
+												<div class="receipt_num_top">
+													<label for="" class="label">받는 번호입력</label>
+													<!-- <input type="text" placeholder="번호를 입력하세요" onfocus="this.placeholder=''" onblur="this.placeholder='번호를 입력하세요'" style="width:340px;"> -->
+													<textarea name="" id="" cols="30" rows="10" class="receipt_num" placeholder="번호를 입력하세요" onfocus="this.placeholder=''" onblur="this.placeholder='번호를 입력하세요'" style="width:340px;"></textarea>
+													<!-- <button type="button" class="btnType btnType6">번호추가</button> -->
+													<div class="btn_popup_wrap">
+														<button type="button" class="btnType btnType6 btn_add_number">번호추가<i class="qmMark"></i></button>
+														<span style="display:block;margin:10px 0 0 0;"><span class="vMiddle">*</span> 중복번호는 한번만 발송됩니다.</span>
+														<div class="error_hover_cont send_hover_cont">
+															<p>휴대폰 번호 입력 시 해당 휴대폰 번호에 대한 형식이 어긋나거나 휴대폰 번호에 오류가 있는지 등을 검사하는 기능</p>
+															<span>(예시) 010-1234-0001(O) / 010-12345-0001(X)</span>
+														</div>
+													</div>
 												</div>
 												<div class="receipt_num_midde">
 													<div class="listType list01">