diff --git a/src/SheetMe.Core/Catalog/TagPreviewCatalog.cs b/src/SheetMe.Core/Catalog/TagPreviewCatalog.cs
index 9e43c99..3ab162a 100644
--- a/src/SheetMe.Core/Catalog/TagPreviewCatalog.cs
+++ b/src/SheetMe.Core/Catalog/TagPreviewCatalog.cs
@@ -76,6 +76,8 @@ public static class TagPreviewCatalog
         ["ETC_로그인_직종"] = UserField.Job,
         ["ETC_로그인_근무부서"] = UserField.Department,
         ["ETC_로그인_근무부서_사용자명"] = UserField.DepartmentAndName,
+        // 이름은 "부서번호"지만 값은 부서 <b>전화번호</b>다(bzDataInterface.vb:17287-17313 — DepTelNum)
+        ["ETC_접속유저_부서번호"] = UserField.DepPhone,
     };
 
     /// <summary>
@@ -204,9 +206,14 @@ public static class TagPreviewCatalog
     public static string FromUser(string tag, string id, string name, string mobile, string office)
         => FromUser(tag, id, name, mobile, office, string.Empty, string.Empty, string.Empty, string.Empty);
 
-    /// <summary>로그인 사용자 정보에서 — 면허·전문의·직종·부서까지 받는 본판</summary>
+    /// <summary>9-인자판 — 부서 전화번호가 없던 시절의 호출부를 위해 위임</summary>
     public static string FromUser(string tag, string id, string name, string mobile, string office,
         string license, string specialist, string job, string depName)
+        => FromUser(tag, id, name, mobile, office, license, specialist, job, depName, string.Empty);
+
+    /// <summary>로그인 사용자 정보에서 — 면허·전문의·직종·부서·부서전화까지 받는 본판</summary>
+    public static string FromUser(string tag, string id, string name, string mobile, string office,
+        string license, string specialist, string job, string depName, string depPhone)
     {
         if (!UserTags.TryGetValue(tag, out var field))
         {
@@ -228,12 +235,13 @@ public static class TagPreviewCatalog
             // 레거시(:17101)는 NVL(DepOfcNam,DepKorNam)||'-'||UidNam — 개원일 미상 결정으로 한글명 고정.
             // 레거시는 UidNam 으로 걸러 동명이인에서 남의 부서가 나올 수 있는데 여기는 세션 사용자 행이라 결정적이다.
             UserField.DepartmentAndName => depName.Length > 0 || name.Length > 0 ? $"{depName}-{name}" : string.Empty,
+            UserField.DepPhone => depPhone,
             _ => string.Empty,
         };
     }
 
     private enum ClockFormat { Date, DateTime, DateTimeMask, DateEnglish, Year, YearSuffixed, Month, Day, Hour, Minute, Time }
 
-    private enum UserField { Name, Id, IdAndName, MobilePhone, OfficePhone, License, Specialist, Job, Department, DepartmentAndName }
+    private enum UserField { Name, Id, IdAndName, MobilePhone, OfficePhone, License, Specialist, Job, Department, DepartmentAndName, DepPhone }
     #endregion
 }
diff --git a/src/SheetMe.Data/Stores/UserContextStore.cs b/src/SheetMe.Data/Stores/UserContextStore.cs
index fc3da00..43ed2f0 100644
--- a/src/SheetMe.Data/Stores/UserContextStore.cs
+++ b/src/SheetMe.Data/Stores/UserContextStore.cs
@@ -19,7 +19,9 @@ public sealed record HisUser(
     /// <summary>전문의번호(UidSpcLic) — ETC_로그인_전문의번호</summary>
     string SpecialistNumber = "",
     /// <summary>직종명(M_DtsMst JOBCOD 의 DtsCodNam) — ETC_로그인_직종</summary>
-    string JobName = "")
+    string JobName = "",
+    /// <summary>부서 전화번호(M_DepMst.DepTelNum) — ETC_접속유저_부서번호(이름과 달리 전화번호다)</summary>
+    string DepPhone = "")
 {
     /// <summary>미인증 세션(인자 없이 단독 실행) — DB 쓰기가 차단된다</summary>
     public static readonly HisUser Unknown = new(string.Empty, string.Empty, string.Empty, string.Empty, string.Empty, string.Empty);
@@ -78,7 +80,8 @@ public sealed class UserContextStore
             "       NVL(u.UidDepCod,' '), NVL(d.DepKorNam,' '), " +
             "       NVL(u.UidHspCod,' '), NVL(h.HspInsNam,' '), " +
             "       NVL(u.UidDtrYon,' '), NVL(d.DepOfcNam,' '), " +
-            "       NVL(u.UidLicNum,' '), NVL(u.UidSpcLic,' '), NVL(j.DtsCodNam,' ') " +
+            "       NVL(u.UidLicNum,' '), NVL(u.UidSpcLic,' '), NVL(j.DtsCodNam,' '), " +
+            "       NVL(d.DepTelNum,' ') " +
             "FROM   M_UidMst u " +
             "LEFT   JOIN M_DepMst d ON d.DepCod = u.UidDepCod " +
             "       AND TO_CHAR(SYSDATE,'YYYYMMDD') BETWEEN d.DepStrDte AND d.DepEndDte " +
@@ -101,7 +104,8 @@ public sealed class UserContextStore
             reader.GetString(2).Trim(), reader.GetString(3).Trim(),
             reader.GetString(4).Trim(), reader.GetString(5).Trim(),
             reader.GetString(6).Trim(), reader.GetString(7).Trim(),
-            reader.GetString(8).Trim(), reader.GetString(9).Trim(), reader.GetString(10).Trim());
+            reader.GetString(8).Trim(), reader.GetString(9).Trim(), reader.GetString(10).Trim(),
+            reader.GetString(11).Trim());
     }
     #endregion
 }
diff --git a/src/SheetMe.Designer/Services/SessionTagResolver.cs b/src/SheetMe.Designer/Services/SessionTagResolver.cs
index 810fc6f..c7e89a6 100644
--- a/src/SheetMe.Designer/Services/SessionTagResolver.cs
+++ b/src/SheetMe.Designer/Services/SessionTagResolver.cs
@@ -60,7 +60,8 @@ public sealed class SessionTagResolver : ITagValueResolver
             : TagPreviewCatalog.FromUser(tag, ready.UidCod, ready.UidNam,
                 ready.MobilePhone, ready.OfficePhone,
                 UserSession.Current.LicenseNumber, UserSession.Current.SpecialistNumber,
-                UserSession.Current.JobName, UserSession.Current.DepNam);
+                UserSession.Current.JobName, UserSession.Current.DepNam,
+                UserSession.Current.DepPhone);
         return value.Length > 0
             ? new TagValue(true, value)
             : new TagValue(false, ready.HasClock ? "이 계정에는 값이 비어 있습니다" : "값을 읽지 못했습니다");