diff --git a/src/main/java/org/mtransit/commons/FeatureFlags.kt b/src/main/java/org/mtransit/commons/FeatureFlags.kt
index dc6f1a9..7feace9 100644
--- a/src/main/java/org/mtransit/commons/FeatureFlags.kt
+++ b/src/main/java/org/mtransit/commons/FeatureFlags.kt
@@ -71,5 +71,8 @@ object FeatureFlags {
     // const val F_EXPORT_DIRECTION_STOP_LAST = false
     const val F_EXPORT_DIRECTION_STOP_LAST = true
 
+    const val F_EXPORT_STOP_TIMEZONE_ID = false
+    // const val F_EXPORT_STOP_TIMEZONE_ID = true
+
     // @formatter:on
 }
diff --git a/src/main/java/org/mtransit/commons/GTFSCommons.kt b/src/main/java/org/mtransit/commons/GTFSCommons.kt
index 17b9480..374e4f9 100644
--- a/src/main/java/org/mtransit/commons/GTFSCommons.kt
+++ b/src/main/java/org/mtransit/commons/GTFSCommons.kt
@@ -174,6 +174,7 @@ object GTFSCommons {
     const val T_STOP_K_LNG = "lng"
     const val T_STOP_K_ACCESSIBLE = "a11y"
     const val T_STOP_K_ORIGINAL_ID_HASH = "o_id_hash"
+    const val T_STOP_K_TIMEZONE_ID = "tz"
 
     @JvmField
     val T_STOP_STRINGS_COLUMN_IDX = intArrayOf(2)
@@ -187,6 +188,9 @@ object GTFSCommons {
         appendColumn(T_STOP_K_LNG, SQLUtils.REAL)
         appendColumn(T_STOP_K_ACCESSIBLE, SQLUtils.INT)
         appendColumn(T_STOP_K_ORIGINAL_ID_HASH, SQLUtils.INT)
+        if (FeatureFlags.F_EXPORT_STOP_TIMEZONE_ID) {
+            appendColumn(T_STOP_K_TIMEZONE_ID, SQLUtils.TXT)
+        }
     }.build()
 
     @JvmStatic
@@ -198,6 +202,9 @@ object GTFSCommons {
         appendColumn(T_STOP_K_LNG)
         appendColumn(T_STOP_K_ACCESSIBLE)
         appendColumn(T_STOP_K_ORIGINAL_ID_HASH)
+        if (FeatureFlags.F_EXPORT_STOP_TIMEZONE_ID) {
+            appendColumn(T_STOP_K_TIMEZONE_ID)
+        }
     }.build()
 
     @JvmStatic
diff --git a/src/main/java/org/mtransit/commons/gtfs/data/Stop.kt b/src/main/java/org/mtransit/commons/gtfs/data/Stop.kt
index 692c636..6350c50 100644
--- a/src/main/java/org/mtransit/commons/gtfs/data/Stop.kt
+++ b/src/main/java/org/mtransit/commons/gtfs/data/Stop.kt
@@ -14,7 +14,7 @@ data class Stop(
     val stopUrl: Url?,
     val locationType: Int?, // TODO Enum
     val parentStationId: StopId?,
-    // stop_timezone
+    val stopTimezone: String?,
     val wheelchairBoarding: Int?, // TODO Enum 0 1 2
     // level_id
     // val platformCode: Text?, // TODO useful!
diff --git a/src/main/java/org/mtransit/commons/gtfs/sql/StopSQL.kt b/src/main/java/org/mtransit/commons/gtfs/sql/StopSQL.kt
index a4dcaac..f997740 100644
--- a/src/main/java/org/mtransit/commons/gtfs/sql/StopSQL.kt
+++ b/src/main/java/org/mtransit/commons/gtfs/sql/StopSQL.kt
@@ -40,6 +40,7 @@ object StopSQL : CommonSQL<Stop>(), TableSQL {
     const val T_STOP_K_STOP_URL = "stop_url"
     const val T_STOP_K_LOCATION_TYPE = "location_type"
     const val T_STOP_K_PARENT_STATION_ID_INT = "parent_station_id_int"
+    const val T_STOP_K_STOP_TIMEZONE = "stop_timezone"
     const val T_STOP_K_WHEELCHAIR_BOARDING = "wheelchair_boarding"
 
     override fun getMainTable() = SQLTableDef(
@@ -53,6 +54,7 @@ object StopSQL : CommonSQL<Stop>(), TableSQL {
             SQLColumDef(T_STOP_K_STOP_URL, SQLUtils.TXT),
             SQLColumDef(T_STOP_K_LOCATION_TYPE, SQLUtils.INT),
             SQLColumDef(T_STOP_K_PARENT_STATION_ID_INT, SQLUtils.INT, foreignKey = SQLForeignKey(T_STOP_IDS, T_STOP_IDS_K_ID_INT)),
+            SQLColumDef(T_STOP_K_STOP_TIMEZONE, SQLUtils.TXT),
             SQLColumDef(T_STOP_K_WHEELCHAIR_BOARDING, SQLUtils.INT),
         ),
         insertAllowReplace = false,
@@ -68,6 +70,7 @@ object StopSQL : CommonSQL<Stop>(), TableSQL {
             stopUrl?.quotesEscape(),
             locationType,
             parentStationId?.let { getOrInsertIdInt(statement, it) },
+            stopTimezone?.quotesEscape(),
             wheelchairBoarding,
         )
     }
@@ -105,6 +108,7 @@ object StopSQL : CommonSQL<Stop>(), TableSQL {
             stopUrl = getString(T_STOP_K_STOP_URL),
             locationType = getInt(T_STOP_K_LOCATION_TYPE),
             parentStationId = getString(getAlias(T_STOP_K_PARENT_STATION_ID_INT, T_STOP_IDS_K_ID)),
+            stopTimezone = getString(T_STOP_K_STOP_TIMEZONE),
             wheelchairBoarding = getInt(T_STOP_K_WHEELCHAIR_BOARDING),
         )
     }