diff --git a/src/main/java/org/battles/battles/exception/ExceptionAdvice.java b/src/main/java/org/battles/battles/exception/ExceptionAdvice.java
index f3e5062..e1c3323 100644
--- a/src/main/java/org/battles/battles/exception/ExceptionAdvice.java
+++ b/src/main/java/org/battles/battles/exception/ExceptionAdvice.java
@@ -93,6 +93,12 @@ protected CommonResult RefreshTokenException(HttpServletRequest request, Excepti
         return responseService.getFailResultWithMsg("잘못된 Refresh 토큰입니다. 다시 입력해주세요.");
     }
 
+
+    @ExceptionHandler(CSchoolNotFoundException.class)
+    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
+    protected CommonResult SchoolNotFoundException(HttpServletRequest request, Exception e) {
+        return responseService.getFailResultWithMsg("해당 학교가 존재하지 않거나 잘못된 학교입니다.");
+    }
     @ExceptionHandler(CCategoryExistedException.class)
     @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
     protected CommonResult CategoryExistedException(HttpServletRequest request, Exception e) {
@@ -145,5 +151,13 @@ protected CommonResult BattleExistedException(HttpServletRequest request, Except
     @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
     protected CommonResult BattleNotFoundException(HttpServletRequest request, Exception e) {
         return responseService.getFailResultWithMsg("해당 경기가 존재하지 않습니다.");
+
+    }
+
+    @ExceptionHandler(CPostNotFoundException.class)
+    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
+    protected CommonResult PostNotFoundException(HttpServletRequest request, Exception e) {
+        return responseService.getFailResultWithMsg("해당 게시글이 존재하지 않습니다.");
+
     }
 }
diff --git a/src/main/java/org/battles/battles/exception/exception/CPostNotFoundException.java b/src/main/java/org/battles/battles/exception/exception/CPostNotFoundException.java
new file mode 100644
index 0000000..750d2c5
--- /dev/null
+++ b/src/main/java/org/battles/battles/exception/exception/CPostNotFoundException.java
@@ -0,0 +1,16 @@
+package org.battles.battles.exception.exception;
+
+public class CPostNotFoundException extends RuntimeException {
+
+    public CPostNotFoundException(String msg, Throwable t) {
+        super(msg, t);
+    }
+
+    public CPostNotFoundException(String msg) {
+        super(msg);
+    }
+
+    public CPostNotFoundException() {
+        super();
+    }
+}
diff --git a/src/main/java/org/battles/battles/exception/exception/CSchoolNotFoundException.java b/src/main/java/org/battles/battles/exception/exception/CSchoolNotFoundException.java
new file mode 100644
index 0000000..87a2e5c
--- /dev/null
+++ b/src/main/java/org/battles/battles/exception/exception/CSchoolNotFoundException.java
@@ -0,0 +1,16 @@
+package org.battles.battles.exception.exception;
+
+public class CSchoolNotFoundException extends RuntimeException{
+
+    public CSchoolNotFoundException(String msg, Throwable t) {
+        super(msg, t);
+    }
+
+    public CSchoolNotFoundException(String msg) {
+        super(msg);
+    }
+
+    public CSchoolNotFoundException() {
+        super();
+    }
+}
diff --git a/src/main/java/org/battles/battles/post/Dto/PostsResponseDto.java b/src/main/java/org/battles/battles/post/Dto/PostsResponseDto.java
new file mode 100644
index 0000000..498a3ce
--- /dev/null
+++ b/src/main/java/org/battles/battles/post/Dto/PostsResponseDto.java
@@ -0,0 +1,59 @@
+package org.battles.battles.post.Dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.battles.battles.battle.Battle;
+import org.battles.battles.battle.category.Category;
+import org.battles.battles.common.Status;
+import org.battles.battles.post.Post;
+import org.battles.battles.post.PostType;
+import org.battles.battles.school.School;
+import org.battles.battles.user.User;
+
+import java.time.LocalDateTime;
+import java.util.Optional;
+
+@Builder
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class PostsResponseDto {
+    private Long postId;
+
+    private Long userId;
+
+    private String nickName;
+
+    private Long schoolId;
+
+    private String schoolName;
+
+    private String title;
+
+    private String content;
+
+    private PostType postType;
+
+    private Status status;
+
+    private LocalDateTime createdAt;
+
+    private LocalDateTime modifiedAt;
+
+    public PostsResponseDto(Post post) {
+        this.postId = post.getPostId();
+        this.userId = post.getUser().getUserId();
+        this.nickName = post.getUser().getNickName();
+        this.schoolId = post.getUser().getSchool().getSchoolId();
+        this.schoolName = post.getUser().getSchool().getSchoolName();
+        this.title = post.getTitle();
+        this.content = post.getContent();
+        this.postType = post.getPostType();
+        this.status = post.getStatus();
+        this.createdAt = post.getCreatedAt();
+        this.modifiedAt = post.getModifiedAt();
+    }
+
+}
diff --git a/src/main/java/org/battles/battles/post/Dto/PostsSaveRequestDto.java b/src/main/java/org/battles/battles/post/Dto/PostsSaveRequestDto.java
new file mode 100644
index 0000000..2e7f2e2
--- /dev/null
+++ b/src/main/java/org/battles/battles/post/Dto/PostsSaveRequestDto.java
@@ -0,0 +1,24 @@
+package org.battles.battles.post.Dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.battles.battles.common.Status;
+import org.battles.battles.post.Post;
+import org.battles.battles.post.PostType;
+import org.battles.battles.school.School;
+import org.battles.battles.user.User;
+
+import java.util.Optional;
+
+@Builder
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class PostsSaveRequestDto {
+    private String title;
+    private String content;
+
+
+}
diff --git a/src/main/java/org/battles/battles/post/Post.java b/src/main/java/org/battles/battles/post/Post.java
index 12e0cdb..0f29052 100644
--- a/src/main/java/org/battles/battles/post/Post.java
+++ b/src/main/java/org/battles/battles/post/Post.java
@@ -6,6 +6,8 @@
 import lombok.NoArgsConstructor;
 import org.battles.battles.common.Status;
 import org.battles.battles.common.TimeStamped;
+import org.battles.battles.school.School;
+import org.battles.battles.user.User;
 
 import javax.persistence.*;
 
@@ -15,20 +17,21 @@
 @AllArgsConstructor
 @Entity
 @Table(name = "Post_Table")
-
 public class Post extends TimeStamped {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long postId;
 
-    // fix me = fk mapping 필요
-    @Column(nullable = false)
-    private Long userId;
+     // fix me = fk mapping 필요
+    @ManyToOne
+    @JoinColumn(name = "userId", nullable = true)
+    private User user;
 
     // fix me = fk mapping 필요
-    @Column(nullable = true)
-    private Long schoolId;
+    @ManyToOne
+    @JoinColumn(name = "schoolId", nullable = true)
+    private School school;
 
     @Column(nullable = false)
     private String title;
@@ -45,9 +48,9 @@ public class Post extends TimeStamped {
     private Status status;
 
     @Builder
-    public Post(Long userId, Long schoolId, String title, String content, PostType postType, Status status) {
-        this.userId = userId;
-        this.schoolId = schoolId;
+    public Post(User user, School school, String title, String content, PostType postType, Status status) {
+        this.user = user;
+        this.school = school;
         this.title = title;
         this.content = content;
         this.postType = postType;
diff --git a/src/main/java/org/battles/battles/post/PostController.java b/src/main/java/org/battles/battles/post/PostController.java
index 0c42f42..d4f6e60 100644
--- a/src/main/java/org/battles/battles/post/PostController.java
+++ b/src/main/java/org/battles/battles/post/PostController.java
@@ -1,4 +1,79 @@
 package org.battles.battles.post;
 
-public class PostController {
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiImplicitParam;
+import io.swagger.annotations.ApiImplicitParams;
+import io.swagger.annotations.ApiOperation;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.battles.battles.post.Dto.PostsSaveRequestDto;
+import org.battles.battles.response.CommonResult;
+import org.battles.battles.response.ResponseService;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.security.core.Authentication;
+
+@Api(tags = {"6. 게시판 컨트롤러"})
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/post")
+@Slf4j
+public class PostController{
+    private final ResponseService responseService;
+
+    private final PostService postService;
+    @ApiImplicitParams({
+            @ApiImplicitParam(name = "AUTH-TOKEN", value = "로그인 성공 후 access_token", required = true, dataType = "String", paramType = "header")
+    })
+    @ApiOperation(value = "전체 게시글 작성", notes = "회원정보와 제목, 내용을 입력하여 전체 게시글을 작성한다.")
+    @PostMapping("/entire")
+    public CommonResult saveEntire(@RequestBody PostsSaveRequestDto requestDto) {
+        Authentication authentication =  SecurityContextHolder.getContext().getAuthentication();
+        String email = authentication.getName();
+
+        return responseService.getSingleResult(postService.saveEntire(email, requestDto));
+    }
+
+    @ApiImplicitParams({
+            @ApiImplicitParam(name = "AUTH-TOKEN", value = "로그인 성공 후 access_token", required = true, dataType = "String", paramType = "header")
+    })
+    @ApiOperation(value = "학교 게시글 작성", notes = "회원정보와 제목, 내용을 입력하여 학교 게시글을 작성한다.")
+    @PostMapping("/{schoolId}")
+    public CommonResult saveSchool(@RequestBody PostsSaveRequestDto requestDto, @PathVariable Long schoolId) {
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+        String email = authentication.getName();
+
+        return responseService.getSingleResult(postService.saveSchool(email, requestDto, schoolId));
+}
+    @ApiOperation(value = "게시글 단건 조회", notes = "게시글 단건을 조회한다.")
+    @GetMapping("/{postId}")
+    public CommonResult getPostById(@PathVariable Long postId) {
+
+        return responseService.getSingleResult(postService.getPostById(postId));
+    }
+
+
+
+    @ApiOperation(value = "전체 게시글 조회", notes = "전체 게시글을 조회한다.")
+    @GetMapping("/entire")
+    public CommonResult getEntirePosts() {
+
+        return responseService.getListResult(postService.getPostAllEntire());
+    }
+
+    @ApiOperation(value = "학교별 게시글 조회", notes = "학교 게시글을 조회한다.")
+    @GetMapping("/school/{schoolId}")
+    public CommonResult getSchoolPosts(@PathVariable Long schoolId) {
+
+        return responseService.getListResult(postService.getPostAllSchool(schoolId));
+    }
+
+
+@ApiOperation(value = "모든 게시글 조회", notes = "모든 게시글을 조회한다.")
+@GetMapping("/all")
+public CommonResult getAllPosts() {
+
+    return responseService.getListResult(postService.getPostAll());
+}
+
 }
diff --git a/src/main/java/org/battles/battles/post/PostRepository.java b/src/main/java/org/battles/battles/post/PostRepository.java
index 2a426dc..e2f73bd 100644
--- a/src/main/java/org/battles/battles/post/PostRepository.java
+++ b/src/main/java/org/battles/battles/post/PostRepository.java
@@ -2,5 +2,10 @@
 
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.List;
+
 public interface PostRepository extends JpaRepository<Post, Long> {
+
+    List<Post> findAllByPostType(PostType postType);
+
 }
diff --git a/src/main/java/org/battles/battles/post/PostService.java b/src/main/java/org/battles/battles/post/PostService.java
index 647a00f..6b8ad9f 100644
--- a/src/main/java/org/battles/battles/post/PostService.java
+++ b/src/main/java/org/battles/battles/post/PostService.java
@@ -1,5 +1,121 @@
 package org.battles.battles.post;
 
+import lombok.RequiredArgsConstructor;
+import org.battles.battles.common.Status;
+import org.battles.battles.exception.exception.CPostNotFoundException;
+import org.battles.battles.exception.exception.CSchoolNotFoundException;
+import org.battles.battles.exception.exception.CUserNotFoundException;
+import org.battles.battles.post.Dto.PostsResponseDto;
+import org.battles.battles.post.Dto.PostsSaveRequestDto;
+import org.battles.battles.school.School;
+import org.battles.battles.school.SchoolRepository;
+import org.battles.battles.user.User;
+import org.battles.battles.user.UserService;
+import org.springframework.stereotype.Service;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import javax.transaction.Transactional;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+@RequiredArgsConstructor
 public class PostService {
+    private final PostRepository postRepository;
+
+    private final UserService userService;
+
+    @Transactional
+    public PostsResponseDto saveEntire(String email, PostsSaveRequestDto requestDto) {
+
+        Optional<User> user = userService.getUserByEmail(email);
+        if(user.isEmpty()) {
+            throw new CUserNotFoundException();
+        }
+
+        Post post = Post.builder()
+                .title(requestDto.getTitle())
+                .content(requestDto.getContent())
+                .status(Status.ACTIVE)
+                .postType(PostType.ENTIRE)
+                .user(user.get())
+                .school(user.get().getSchool())
+                .build();
+
+        postRepository.save(post);
+
+        return new PostsResponseDto(post);
+    }
+
+    @Transactional
+    public PostsResponseDto saveSchool(String email, PostsSaveRequestDto requestDto, Long schoolId) {
+        Optional<User> user = userService.getUserByEmail(email);
+
+        if(user.isEmpty()) {
+            throw new CUserNotFoundException();
+        }
+
+        Post post = Post.builder()
+                .title(requestDto.getTitle())
+                .content(requestDto.getContent())
+                .status(Status.ACTIVE)
+                .postType(PostType.SCHOOL)
+                .user(user.get())
+                .school(user.get().getSchool())
+                .build();
+
+        postRepository.save(post);
+
+        return new PostsResponseDto(post);
+    }
+
+    @Transactional
+    public PostsResponseDto getPostById(Long postId) {
+        Optional<Post> post = postRepository.findById(postId);
+
+        if(post.isEmpty()) {
+            throw new CPostNotFoundException();
+        }
+
+        System.out.println(new PostsResponseDto(post.get()));
+        return new PostsResponseDto(post.get());
+    }
+
+    @Transactional
+    public List<PostsResponseDto> getPostAllEntire() {
+
+        List<Post> posts = postRepository.findAllByPostType(PostType.ENTIRE);
+
+        List<PostsResponseDto> postsResponseDtos = new ArrayList<>();
+
+        for (int i = 0; i < posts.size(); i++) {
+            postsResponseDtos.add(new PostsResponseDto(posts.get(i)));
+        }
+        return postsResponseDtos;
+    }
+    @Transactional
+    public List<PostsResponseDto> getPostAllSchool(Long schoolId) {
+        List<Post> posts = postRepository.findAllByPostType(PostType.SCHOOL);
+
+        List<PostsResponseDto> postsResponseDtos = new ArrayList<>();
+
+        for (int i = 0; i < posts.size(); i++) {
+            postsResponseDtos.add(new PostsResponseDto(posts.get(i)));
+        }
+        return postsResponseDtos;
+    }
+
+    @Transactional
+    public List<PostsResponseDto> getPostAll() {
+        List<Post> posts = postRepository.findAll();
+
+        List<PostsResponseDto> postsResponseDtos = new ArrayList<>();
+
+        for (int i = 0; i < posts.size(); i++) {
+            postsResponseDtos.add(new PostsResponseDto(posts.get(i)));
+        }
 
+        return postsResponseDtos;
+    }
 }
diff --git a/src/main/java/org/battles/battles/school/School.java b/src/main/java/org/battles/battles/school/School.java
index a1fe554..41122b2 100644
--- a/src/main/java/org/battles/battles/school/School.java
+++ b/src/main/java/org/battles/battles/school/School.java
@@ -1,17 +1,17 @@
 package org.battles.battles.school;
 
-import javax.persistence.Column;
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
-import javax.persistence.Id;
-import javax.persistence.Table;
+import javax.persistence.*;
+
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 import org.battles.battles.common.TimeStamped;
+import org.battles.battles.post.Post;
+
+import java.util.ArrayList;
+import java.util.List;
 
 @Getter
 @Setter
@@ -32,4 +32,5 @@ public class School extends TimeStamped {
 
     @Column(nullable = true)
     private String schoolDomainName;
+
 }
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 4703eb3..dd20fad 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -3,3 +3,8 @@ spring.jpa.hibernate.ddl-auto=update
 spring.jpa.properties.hibernate.format_sql=true
 
 spring.profiles.include=aws
+
+spring.h2.console.enabled=true
+spring.datasource.url=jdbc:h2:mem:testdb
+
+spring.jpa.show-sql=true
\ No newline at end of file