diff --git a/apps/cs/src/app/providers/app-provider.tsx b/apps/cs/src/app/providers/app-provider.tsx
index 1a2189b03..137f32f80 100644
--- a/apps/cs/src/app/providers/app-provider.tsx
+++ b/apps/cs/src/app/providers/app-provider.tsx
@@ -7,10 +7,11 @@ import { ReactQueryDevtools } from "@tanstack/react-query-devtools";
 import { ConfirmProvider } from "@frontend-opensource/use-react-hooks";
 import { AuthWrapper } from "@/entities/auth";
 import { MenuWrapper } from "@/entities/menu";
-import { PromptProvider, StoreProvider } from "@/shared/providers";
 import { AlertDialog } from "@/shared/ui/alert-dialog";
 import { PromptDialog } from "@/shared/ui/prompt-dialog";
 import { ConfirmDialog } from "@/shared/ui/confirm-dialog";
+import { SelectPromptDialog } from "@/shared/ui/select-prompt-dialog";
+import { PromptProvider, StoreProvider } from "@/shared/providers";
 
 const AppProvider = ({ children }: Readonly<{ children: React.ReactNode }>) => {
   const queryClient = new QueryClient();
@@ -31,6 +32,7 @@ const AppProvider = ({ children }: Readonly<{ children: React.ReactNode }>) => {
               <AlertDialog />
               <PromptDialog />
               <ConfirmDialog />
+              <SelectPromptDialog />
             </AuthWrapper>
           </ConfirmProvider>
         </PromptProvider>
diff --git a/apps/cs/src/entities/post/index.ts b/apps/cs/src/entities/post/index.ts
index 0f8d14e32..87cdd758c 100644
--- a/apps/cs/src/entities/post/index.ts
+++ b/apps/cs/src/entities/post/index.ts
@@ -13,4 +13,5 @@ export {
   type PostUpdateFormData,
   type PostService,
 } from "./model/post-interface";
+export { deleteReasonMessages } from "./model/delete-reason-messages";
 export { PostPageGuard } from "./lib/post-page-guard";
diff --git a/apps/cs/src/entities/post/model/delete-reason-messages.ts b/apps/cs/src/entities/post/model/delete-reason-messages.ts
new file mode 100644
index 000000000..3f1587472
--- /dev/null
+++ b/apps/cs/src/entities/post/model/delete-reason-messages.ts
@@ -0,0 +1,11 @@
+export const deleteReasonMessages = {
+  "저작권 침해":
+    "타인의 저작물을 허락 없이 게시하는 경우 저작권 침해로 간주되어 삭제될 수 있습니다.",
+  명예훼손: "타인의 명예를 훼손하는 내용의 게시물은 삭제될 수 있습니다.",
+  "개인정보 노출": "타인의 개인정보를 노출하는 게시물도 삭제될 수 있습니다.",
+  "불법 정보 유통":
+    "불법적인 상품이나 서비스를 판매하거나 홍보하는 게시물은 삭제될 수 있습니다.",
+  "욕설 및 비방":
+    "심한 욕설이나 비방, 모욕적인 내용이 포함된 게시물은 삭제될 수 있습니다.",
+  "광고성 정보": "지나치게 광고성이 짙은 게시물은 삭제될 수 있습니다.",
+};
diff --git a/apps/cs/src/pages/(post)/faq/ui/faq-page.tsx b/apps/cs/src/pages/(post)/faq/ui/faq-page.tsx
index 1057fd2b2..8ddd3006a 100644
--- a/apps/cs/src/pages/(post)/faq/ui/faq-page.tsx
+++ b/apps/cs/src/pages/(post)/faq/ui/faq-page.tsx
@@ -21,20 +21,28 @@ import {
   Skeleton,
 } from "@common/components";
 import { AttachmentApi } from "@/entities/attachment";
-import { PostApi, type PostParams } from "@/entities/post";
+import {
+  PostApi,
+  deleteReasonMessages,
+  type PostParams,
+} from "@/entities/post";
 import { AuthorityButton } from "@/entities/menu-authority";
 import { ENDPOINT } from "@/shared/config";
 import {
   useAlertStore,
   useMenuStore,
-  usePrompt,
+  useSelectPrompt,
   useMutationWrapper,
 } from "@/shared/lib";
 
+const selectData = Object.entries(deleteReasonMessages).map(
+  ([label, value]) => ({ label, value }),
+);
+
 function FaqPage({ bbsId }: { bbsId: string }) {
   const router = useRouter();
   const pathname = usePathname();
-  const { prompt } = usePrompt();
+  const { prompt } = useSelectPrompt(selectData);
   const alert = useAlertStore((state) => state.setMessage);
   const bbsInfo = useMenuStore((state) => state.bbsInfo);
 
@@ -75,11 +83,13 @@ function FaqPage({ bbsId }: { bbsId: string }) {
 
   const handleDeletePost = async (pstNo: number) => {
     const delRsn = await getPromptValue("삭제 사유를 입력해주세요.");
+    if (!delRsn) return;
     deletePost({ pstNo, delRsn });
   };
 
   const onSelectedPostDelete = async () => {
     const delRsn = await getPromptValue("삭제 사유를 입력해주세요.");
+    if (!delRsn) return;
     await Promise.all(
       selectedPostNumbers.map((pstNo) =>
         PostApi.deletePost(parseInt(bbsId), pstNo, delRsn),
diff --git a/apps/cs/src/pages/recent/ui/recent-page.tsx b/apps/cs/src/pages/recent/ui/recent-page.tsx
index f99ee2339..681c25e34 100644
--- a/apps/cs/src/pages/recent/ui/recent-page.tsx
+++ b/apps/cs/src/pages/recent/ui/recent-page.tsx
@@ -23,13 +23,14 @@ import {
 } from "@common/components";
 import {
   PostApi,
+  deleteReasonMessages,
   type DeletePost,
   type RecentPost,
   type RecentPostParams,
 } from "@/entities/post";
 import { BoardApi } from "@/entities/board";
 import { AuthorityButton } from "@/entities/menu-authority";
-import { useAlertStore, usePrompt, useDataTable } from "@/shared/lib";
+import { useAlertStore, useSelectPrompt, useDataTable } from "@/shared/lib";
 import { ENDPOINT } from "@/shared/config";
 import { columns } from "../model/table-columns";
 import { MovePostDialog } from "./move-post-dialog";
@@ -39,9 +40,13 @@ type DateRange = {
   to?: Date | undefined;
 };
 
+const selectData = Object.entries(deleteReasonMessages).map(
+  ([label, value]) => ({ label, value }),
+);
+
 function RecentPage() {
   const router = useRouter();
-  const { prompt } = usePrompt();
+  const { prompt } = useSelectPrompt(selectData);
   const { confirm } = useConfirm();
   const alert = useAlertStore((state) => state.setMessage);
   const [dateRange, setDateRange] = useState<DateRange>();
diff --git a/apps/cs/src/shared/lib/index.ts b/apps/cs/src/shared/lib/index.ts
index 20ba33c30..5ac79bf08 100644
--- a/apps/cs/src/shared/lib/index.ts
+++ b/apps/cs/src/shared/lib/index.ts
@@ -5,3 +5,4 @@ export { useDataTable } from "./use-data-table";
 export { useMenuStore } from "./use-menu-store";
 export { useUserStore } from "./use-user-store";
 export { usePrompt } from "./use-prompt";
+export { useSelectPrompt } from "./use-select-prompt";
diff --git a/apps/cs/src/shared/lib/use-select-prompt.tsx b/apps/cs/src/shared/lib/use-select-prompt.tsx
new file mode 100644
index 000000000..357be7a36
--- /dev/null
+++ b/apps/cs/src/shared/lib/use-select-prompt.tsx
@@ -0,0 +1,48 @@
+import { useContext, useEffect } from "react";
+import { PromptContext } from "../providers/prompt-provider";
+
+type SelectData = {
+  label: string;
+  value: string;
+};
+
+export const useSelectPrompt = (data?: SelectData[]) => {
+  const {
+    selectData,
+    selectionGuide,
+    resolve,
+    setResolve,
+    setSelectData,
+    setSelectionGuide,
+  } = useContext(PromptContext);
+
+  const prompt = (message: string) => {
+    setSelectionGuide(message);
+    return new Promise<{ resolved: boolean; value?: string }>((resolve) => {
+      setResolve(() => resolve);
+    });
+  };
+
+  const onSubmit = (value: string) => {
+    resolve?.({ resolved: true, value });
+    setSelectionGuide("");
+  };
+
+  const onCancel = () => {
+    resolve?.({ resolved: false });
+    setSelectionGuide("");
+  };
+
+  useEffect(() => {
+    if (data) setSelectData(data);
+  }, [data]);
+
+  return {
+    selectData,
+    selectionGuide,
+    isOpen: !!selectionGuide,
+    prompt,
+    onSubmit,
+    onCancel,
+  };
+};
diff --git a/apps/cs/src/shared/providers/prompt-provider.tsx b/apps/cs/src/shared/providers/prompt-provider.tsx
index 10338c338..71b86388c 100644
--- a/apps/cs/src/shared/providers/prompt-provider.tsx
+++ b/apps/cs/src/shared/providers/prompt-provider.tsx
@@ -1,7 +1,14 @@
 import { createContext, useState } from "react";
 
+type SelectData = {
+  label: string;
+  value: string;
+};
+
 interface PromptContext {
   message?: string;
+  selectData?: SelectData[];
+  selectionGuide?: string;
   resolve?: ({
     resolved,
     value,
@@ -10,18 +17,26 @@ interface PromptContext {
     value?: string;
   }) => void;
   setMessage: (message: string) => void;
+  setSelectData: (selectData: SelectData[]) => void;
+  setSelectionGuide: (message: string) => void;
   setResolve: (resolve: () => void) => void;
 }
 
 export const PromptContext = createContext<PromptContext>({
   message: "",
+  selectData: [],
+  selectionGuide: "",
   resolve() {},
   setMessage() {},
+  setSelectData() {},
+  setSelectionGuide() {},
   setResolve() {},
 });
 
 export const PromptProvider = ({ children }: { children: React.ReactNode }) => {
   const [message, setMessage] = useState<string>();
+  const [selectData, setSelectData] = useState<SelectData[]>([]);
+  const [selectionGuide, setSelectionGuide] = useState<string>();
   const [resolve, setResolve] =
     useState<
       ({ resolved, value }: { resolved: boolean; value?: string }) => void
@@ -29,7 +44,16 @@ export const PromptProvider = ({ children }: { children: React.ReactNode }) => {
 
   return (
     <PromptContext.Provider
-      value={{ message, resolve, setMessage, setResolve }}
+      value={{
+        message,
+        selectData,
+        selectionGuide,
+        resolve,
+        setMessage,
+        setSelectData,
+        setSelectionGuide,
+        setResolve,
+      }}
     >
       {children}
     </PromptContext.Provider>
diff --git a/apps/cs/src/shared/ui/prompt-dialog.tsx b/apps/cs/src/shared/ui/prompt-dialog.tsx
index 54c2f3fcc..c7e1ebc57 100644
--- a/apps/cs/src/shared/ui/prompt-dialog.tsx
+++ b/apps/cs/src/shared/ui/prompt-dialog.tsx
@@ -1,4 +1,4 @@
-import { useState } from "react";
+import { useEffect, useState } from "react";
 import {
   Button,
   Dialog,
@@ -13,6 +13,10 @@ function PromptDialog() {
   const { message, isOpen, onSubmit, onCancel } = usePrompt();
   const [value, setValue] = useState("");
 
+  useEffect(() => {
+    if (isOpen) setValue("");
+  }, [isOpen]);
+
   return (
     <Dialog open={isOpen} onOpenChange={onCancel}>
       <DialogContent aria-describedby={undefined}>
diff --git a/apps/cs/src/shared/ui/select-prompt-dialog.tsx b/apps/cs/src/shared/ui/select-prompt-dialog.tsx
new file mode 100644
index 000000000..19092c8a1
--- /dev/null
+++ b/apps/cs/src/shared/ui/select-prompt-dialog.tsx
@@ -0,0 +1,68 @@
+import { useEffect, useState } from "react";
+import {
+  Button,
+  Dialog,
+  DialogContent,
+  DialogFooter,
+  DialogClose,
+  Select,
+  SelectTrigger,
+  SelectValue,
+  SelectContent,
+  SelectItem,
+  Textarea,
+} from "@common/components";
+import { useSelectPrompt } from "../lib/use-select-prompt";
+
+function SelectPromptDialog() {
+  const { selectData, selectionGuide, isOpen, onSubmit, onCancel } =
+    useSelectPrompt();
+  const [value, setValue] = useState("");
+
+  useEffect(() => {
+    if (isOpen) setValue("");
+  }, [isOpen]);
+
+  return (
+    <Dialog open={isOpen} onOpenChange={onCancel}>
+      <DialogContent aria-describedby={undefined}>
+        <div className="flex flex-col gap-6 pb-4 pt-8">
+          <p className="whitespace-pre-line text-center text-[1.4rem] text-foreground">
+            {selectionGuide}
+          </p>
+          <div className="flex flex-col gap-2">
+            <Select onValueChange={setValue}>
+              <SelectTrigger>
+                <SelectValue placeholder="선택" />
+              </SelectTrigger>
+              <SelectContent>
+                {selectData?.map((data) => (
+                  <SelectItem key={data.value} value={data.value}>
+                    {data.label}
+                  </SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+            <Textarea
+              value={value}
+              className="!text-[1.3rem] !leading-6"
+              onChange={(e) => setValue(e.target.value)}
+            />
+          </div>
+        </div>
+        <DialogFooter className="!justify-center">
+          <DialogClose asChild>
+            <Button onClick={() => onSubmit(value)}>확인</Button>
+          </DialogClose>
+          <DialogClose asChild>
+            <Button onClick={onCancel} color="white">
+              취소
+            </Button>
+          </DialogClose>
+        </DialogFooter>
+      </DialogContent>
+    </Dialog>
+  );
+}
+
+export { SelectPromptDialog };
diff --git a/apps/cs/src/widgets/post/ui/post-action.tsx b/apps/cs/src/widgets/post/ui/post-action.tsx
index 006eaec50..36b3d7146 100644
--- a/apps/cs/src/widgets/post/ui/post-action.tsx
+++ b/apps/cs/src/widgets/post/ui/post-action.tsx
@@ -1,6 +1,7 @@
 import { useRouter, usePathname } from "next/navigation";
 import { Button } from "@common/components";
-import { useMenuStore, usePrompt, useUserStore } from "@/shared/lib";
+import { deleteReasonMessages } from "@/entities/post";
+import { useMenuStore, useSelectPrompt, useUserStore } from "@/shared/lib";
 
 type PostActionProps = {
   bbsId: string;
@@ -9,10 +10,14 @@ type PostActionProps = {
   handleDelete: (delRsn?: string) => Promise<void>;
 };
 
+const selectData = Object.entries(deleteReasonMessages).map(
+  ([label, value]) => ({ label, value }),
+);
+
 function PostAction({ children, handleDelete }: PostActionProps) {
   const router = useRouter();
   const pathname = usePathname();
-  const { prompt } = usePrompt();
+  const { prompt } = useSelectPrompt(selectData);
   const bbsInfo = useMenuStore((state) => state.bbsInfo);
   const userInfo = useUserStore((state) => state.userInfo);
 
diff --git a/apps/cs/src/widgets/post/ui/post-page.tsx b/apps/cs/src/widgets/post/ui/post-page.tsx
index 320134d7d..0a91f08e9 100644
--- a/apps/cs/src/widgets/post/ui/post-page.tsx
+++ b/apps/cs/src/widgets/post/ui/post-page.tsx
@@ -25,19 +25,24 @@ import { AuthorityButton } from "@/entities/menu-authority";
 import {
   PostApi,
   PostPageGuard,
+  deleteReasonMessages,
   type Post,
   type PostParams,
 } from "@/entities/post";
 import { ENDPOINT } from "@/shared/config";
-import { useMenuStore, usePrompt } from "@/shared/lib";
+import { useMenuStore, useSelectPrompt } from "@/shared/lib";
 import { GridViewDataTable } from "@/shared/ui/grid-view-data-table";
 import { columns as tableColumns } from "../model/post-table-columns";
 import { createColumns as createGridViewColumns } from "../model/grid-view-table-columns";
 
+const selectData = Object.entries(deleteReasonMessages).map(
+  ([label, value]) => ({ label, value }),
+);
+
 function PostPage({ bbsId }: { bbsId: string }) {
   const router = useRouter();
   const pathname = usePathname();
-  const { prompt } = usePrompt();
+  const { prompt } = useSelectPrompt(selectData);
   const bbsInfo = useMenuStore((state) => state.bbsInfo);
   const thumbRefs = useRef<Map<number, string>>(new Map());