diff --git a/src/apis/draftLetters.ts b/src/apis/draftLetters.ts
index c714b8f..cf30ae4 100644
--- a/src/apis/draftLetters.ts
+++ b/src/apis/draftLetters.ts
@@ -1,17 +1,5 @@
 import client from './client';
 
-export interface DraftLetter {
-  letterId: number;
-  matchingId: number;
-  receiverId: number;
-  parentLetterId: number;
-  title: string;
-  content: string;
-  category: string;
-  paperType: string;
-  fontType: string;
-}
-
 export const getDraftLetters = async (): Promise<DraftLetter[]> => {
   try {
     const { data } = await client.get('/api/letters?status=draft');
diff --git a/src/apis/share.ts b/src/apis/share.ts
index 7c386af..08d1060 100644
--- a/src/apis/share.ts
+++ b/src/apis/share.ts
@@ -1,69 +1,5 @@
 import client from './client';
 
-//공유 게시글 상세 페이지 편지
-interface ShareLetter {
-  id: number;
-  content: string;
-  writerZipCode: string;
-  receiverZipCode: string;
-}
-
-// 공유 게시글 목록 조회 타입
-export interface SharePost {
-  writerZipCode: string;
-  receiverZipCode: string;
-  content: string;
-  createdAt: string;
-  active: boolean;
-  sharePostId: number;
-  sharePostContent: string;
-  zipCode: string;
-  letters: ShareLetter[];
-}
-
-// 공유 게시글 목록 조회 - 페이징 포함
-export interface SharePostResponse {
-  content: SharePost[];
-  currentPage: number;
-  size: number;
-  totalElements: number;
-  totalPages: number;
-}
-
-// 편지 공유 요청 수신 조회
-export interface ShareProposal {
-  shareProposalId: number;
-  requesterZipCode: string;
-  recipientZipCode: string;
-  message: string;
-  status: 'REJECTED' | 'APPROVED' | 'PENDING';
-}
-
-//편지 공유 요청 상세 조회
-export interface ShareProposalLetter {
-  id: number;
-  content: string;
-  writerZipCode: string;
-  receiverZipCode: string;
-  createdAt: string;
-}
-
-export interface ShareProposalDetail {
-  shareProposalId: number;
-  requesterZipCode: string;
-  recipientZipCode: string;
-  message: string;
-  status: 'PENDING' | 'ACCEPTED' | 'REJECTED';
-  letters: ShareProposalLetter[];
-}
-
-// 편지 공유 수락 / 거절
-export interface ShareProposalApproval {
-  shareProposalId: number;
-  status: 'APPROVED' | 'REJECTED';
-  sharePostId: number;
-}
-
 // 공유 게시글 목록 조회
 export const getSharePostList = async (page: number = 1, size: number = 10) => {
   try {
diff --git a/src/pages/Home/components/ShowDraftModal.tsx b/src/pages/Home/components/ShowDraftModal.tsx
index dcac0f0..54256a5 100644
--- a/src/pages/Home/components/ShowDraftModal.tsx
+++ b/src/pages/Home/components/ShowDraftModal.tsx
@@ -2,7 +2,7 @@ import DeleteOutlineRoundedIcon from '@mui/icons-material/DeleteOutlineRounded';
 import React, { useEffect, useState } from 'react';
 import { useNavigate } from 'react-router';
 
-import { DraftLetter, getDraftLetters, deleteDraftLetters } from '@/apis/draftLetters';
+import { getDraftLetters, deleteDraftLetters } from '@/apis/draftLetters';
 import ModalBackgroundWrapper from '@/components/ModalBackgroundWrapper';
 import ModalOverlay from '@/components/ModalOverlay';
 
diff --git a/src/pages/Home/components/ShowShareAccessModal.tsx b/src/pages/Home/components/ShowShareAccessModal.tsx
index f7168f4..bfd2e86 100644
--- a/src/pages/Home/components/ShowShareAccessModal.tsx
+++ b/src/pages/Home/components/ShowShareAccessModal.tsx
@@ -3,7 +3,6 @@ import { useNavigate } from 'react-router';
 
 import { getShareProposalDetail } from '@/apis/share';
 import { getShareProposalList } from '@/apis/share';
-import { ShareProposal } from '@/apis/share';
 
 import ModalBackgroundWrapper from '@/components/ModalBackgroundWrapper';
 import ModalOverlay from '@/components/ModalOverlay';
diff --git a/src/pages/LetterBoardDetail/index.tsx b/src/pages/LetterBoardDetail/index.tsx
index 1b937f3..7ae8beb 100644
--- a/src/pages/LetterBoardDetail/index.tsx
+++ b/src/pages/LetterBoardDetail/index.tsx
@@ -3,7 +3,6 @@ import { twMerge } from 'tailwind-merge';
 
 import {
   getSharePostDetail,
-  SharePost,
   getSharePostLikeCount,
   postSharePostLike,
   deleteSharePost,
@@ -24,9 +23,6 @@ const LetterBoardDetailPage = () => {
   const [isWriter, setIsWriter] = useState(false);
   const [postDetail, setPostDetail] = useState<SharePost>();
   const [activeReportModal, setActiveReportModal] = useState(false);
-  // const location = useLocation();
-  // const sharePostId: string = location.pathname.split('/')[3];
-  // const isShareLetterPreview = location.state?.isShareLetterPreview || false;
 
   const { id } = useParams();
   const myZipCode = useAuthStore.getState().zipCode;
diff --git a/src/pages/Share/index.tsx b/src/pages/Share/index.tsx
index c01933e..54a20a9 100644
--- a/src/pages/Share/index.tsx
+++ b/src/pages/Share/index.tsx
@@ -2,7 +2,7 @@ import { useEffect, useState } from 'react';
 import { useNavigate, useParams } from 'react-router';
 
 import { getShareProposalDetail } from '@/apis/share';
-import { postShareProposalApproval, ShareProposalDetail } from '@/apis/share';
+import { postShareProposalApproval } from '@/apis/share';
 
 import useToastStore from '@/stores/toastStore';
 
diff --git a/src/types/draftLetters.d.ts b/src/types/draftLetters.d.ts
new file mode 100644
index 0000000..8eda075
--- /dev/null
+++ b/src/types/draftLetters.d.ts
@@ -0,0 +1,11 @@
+interface DraftLetter {
+  letterId: number;
+  matchingId: number;
+  receiverId: number;
+  parentLetterId: number;
+  title: string;
+  content: string;
+  category: string;
+  paperType: string;
+  fontType: string;
+}
diff --git a/src/types/share.d.ts b/src/types/share.d.ts
index df79d3b..55663d0 100644
--- a/src/types/share.d.ts
+++ b/src/types/share.d.ts
@@ -15,15 +15,49 @@ interface SharePost {
   active: boolean;
   sharePostId: number;
   sharePostContent: string;
+  zipCode: string;
   letters: ShareLetter[];
 }
 
 // 페이징 포함
 interface SharePostResponse {
-//   data: any;
   content: SharePost[];
   currentPage: number;
   size: number;
   totalElements: number;
   totalPages: number;
 }
+
+// 편지 공유 요청 수신 조회
+interface ShareProposal {
+  shareProposalId: number;
+  requesterZipCode: string;
+  recipientZipCode: string;
+  message: string;
+  status: 'REJECTED' | 'APPROVED' | 'PENDING';
+}
+
+//편지 공유 요청 상세 조회
+interface ShareProposalLetter {
+  id: number;
+  content: string;
+  writerZipCode: string;
+  receiverZipCode: string;
+  createdAt: string;
+}
+
+interface ShareProposalDetail {
+  shareProposalId: number;
+  requesterZipCode: string;
+  recipientZipCode: string;
+  message: string;
+  status: 'PENDING' | 'ACCEPTED' | 'REJECTED';
+  letters: ShareProposalLetter[];
+}
+
+// 편지 공유 수락 / 거절
+interface ShareProposalApproval {
+  shareProposalId: number;
+  status: 'APPROVED' | 'REJECTED';
+  sharePostId: number;
+}