diff --git a/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/dto/WaitingUserResponse.java b/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/dto/WaitingUserResponse.java
index 95fbf33a..23d5fa89 100644
--- a/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/dto/WaitingUserResponse.java
+++ b/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/dto/WaitingUserResponse.java
@@ -9,7 +9,6 @@
 import lombok.Builder;
 import lombok.Getter;
 
-
 @Getter
 @AllArgsConstructor
 @Builder
@@ -31,6 +30,9 @@ public class WaitingUserResponse {
 	@Schema(description = "대기 등록 시각", example = "2025-07-22T16:00:00")
 	private LocalDateTime createdAt;
 
+	@Schema(description = "호출 시각", example = "2025-07-22T16:10:00")
+	private LocalDateTime calledAt;
+
 	@Schema(description = "대기 상태", example = "CALLING")
 	private String status;
 
@@ -48,13 +50,15 @@ public static WaitingUserResponse fromEntity(Reservation reservation) {
 			.build();
 	}
 
-	public static WaitingUserResponse fromRedis(String reservationId, String userId, Integer partySize, String userName, LocalDateTime createdAt, String status, Double score) {
+	public static WaitingUserResponse fromRedis(String reservationId, String userId, Integer partySize, String userName,
+		LocalDateTime createdAt, LocalDateTime calledAt, String status, Double score) {
 		return WaitingUserResponse.builder()
 			.reservationNumber(reservationId)
 			.userId(userId)
 			.partySize(partySize)
 			.userName(userName)
 			.createdAt(createdAt)
+			.calledAt(calledAt)
 			.status(status)
 			.score(score)
 			.build();
diff --git a/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/service/ReservationService.java b/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/service/ReservationService.java
index 3ed9fa8d..de1e0474 100644
--- a/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/service/ReservationService.java
+++ b/nowait-app-admin-api/src/main/java/com/nowait/applicationadmin/reservation/service/ReservationService.java
@@ -134,6 +134,7 @@ public List<WaitingUserResponse> getAllWaitingUserDetails(Long storeId) {
 		String pk = RedisKeyUtils.buildWaitingPartySizeKeyPrefix() + storeId;
 		String sk = RedisKeyUtils.buildWaitingStatusKeyPrefix() + storeId;
 		String nk = RedisKeyUtils.buildReservationNumberKey(storeId);
+		String cak = RedisKeyUtils.buildWaitingCalledAtKeyPrefix() + storeId;
 		String qk = RedisKeyUtils.buildWaitingKeyPrefix() + storeId;
 
 		List<Object> pipeline = redisTemplate.executePipelined((RedisCallback<Object>)conn -> {
@@ -143,6 +144,7 @@ public List<WaitingUserResponse> getAllWaitingUserDetails(Long storeId) {
 				conn.hGet(pk.getBytes(), uid);   // partySize
 				conn.hGet(sk.getBytes(), uid);   // status
 				conn.hGet(nk.getBytes(), uid);   // reservationId
+				conn.hGet(cak.getBytes(), uid);  // calledAt
 				conn.zScore(qk.getBytes(), uid); // score (등록 시각)
 			}
 			return null;
@@ -158,6 +160,7 @@ public List<WaitingUserResponse> getAllWaitingUserDetails(Long storeId) {
 			Integer partySize = Optional.ofNullable((String)it.next()).map(Integer::valueOf).orElse(0);
 			String status = (String)it.next();
 			String reservationId = (String)it.next();
+			String calledAtStr = (String)it.next();
 			Double score = (Double)it.next();
 
 			// score → createdAt
@@ -165,10 +168,15 @@ public List<WaitingUserResponse> getAllWaitingUserDetails(Long storeId) {
 				? Instant.ofEpochMilli(score.longValue()).atZone(zone).toLocalDateTime()
 				: null;
 
+			LocalDateTime calledAt = calledAtStr != null
+				? Instant.ofEpochMilli(Long.parseLong(calledAtStr)).atZone(zone).toLocalDateTime()
+				: null;
+
 			String userName = nicknameMap.getOrDefault(userId, "Unknown");
 
 			result.add(
-				WaitingUserResponse.fromRedis(reservationId, userId, partySize, userName, createdAt, status, score));
+				WaitingUserResponse.fromRedis(reservationId, userId, partySize, userName, createdAt, calledAt, status,
+					score));
 		}
 
 		return result;
@@ -220,7 +228,8 @@ private Reservation findTodayReservation(Long storeId, String userId) {
 	 * - CANCELLED : Redis에서 삭제             → DB 저장 → 취소 메시지 반환
 	 */
 	@Transactional
-	public EntryStatusResponseDto processEntryStatus(Long storeId, String userId, MemberDetails member, ReservationStatus newStatus) {
+	public EntryStatusResponseDto processEntryStatus(Long storeId, String userId, MemberDetails member,
+		ReservationStatus newStatus) {
 
 		authorize(storeId, member);
 
@@ -235,7 +244,7 @@ public EntryStatusResponseDto processEntryStatus(Long storeId, String userId, Me
 		LocalDateTime requestedAt = score != null
 			? Instant.ofEpochMilli(score.longValue()).atZone(ZoneId.of("Asia/Seoul")).toLocalDateTime()
 			: LocalDateTime.now();
-		LocalDateTime now = LocalDateTime.now();
+		LocalDateTime now = LocalDateTime.now(ZoneId.of("Asia/Seoul"));
 
 		switch (newStatus) {
 			case CALLING:
@@ -243,8 +252,8 @@ public EntryStatusResponseDto processEntryStatus(Long storeId, String userId, Me
 					throw new IllegalStateException("WAITING 상태에서만 CALLING 가능합니다.");
 				}
 				waitingRedisRepository.setWaitingStatus(storeId, userId, ReservationStatus.CALLING.name());
-				waitingRedisRepository.setWaitingCalledAt(storeId, userId, now.atZone(ZoneId.of("Asia/Seoul")).toInstant().toEpochMilli());
-
+				waitingRedisRepository.setWaitingCalledAt(storeId, userId,
+					now.atZone(ZoneId.of("Asia/Seoul")).toInstant().toEpochMilli());
 
 				return EntryStatusResponseDto.builder()
 					.reservationNumber(reservationNumber)
@@ -259,7 +268,8 @@ public EntryStatusResponseDto processEntryStatus(Long storeId, String userId, Me
 
 			case CONFIRMED:
 				// 1) 기존 대기 중이거나 호출 중일 때: Redis → DB 최초 저장
-				if (ReservationStatus.WAITING.name().equals(currStatus) || ReservationStatus.CALLING.name().equals(currStatus)) {
+				if (ReservationStatus.WAITING.name().equals(currStatus) || ReservationStatus.CALLING.name()
+					.equals(currStatus)) {
 
 					// Redis 전부 삭제
 					waitingRedisRepository.deleteWaiting(storeId, userId);