diff --git a/src/blackcore/context/contextnetwork.h b/src/blackcore/context/contextnetwork.h
index db99f2fb7..1196ac014 100644
--- a/src/blackcore/context/contextnetwork.h
+++ b/src/blackcore/context/contextnetwork.h
@@ -203,6 +203,9 @@ namespace BlackCore
             //! Online station for callsign
             virtual BlackMisc::Aviation::CAtcStation getOnlineStationForCallsign(const BlackMisc::Aviation::CCallsign &callsign) const = 0;
 
+            //! Online station for callsign?
+            virtual bool isOnlineStation(const BlackMisc::Aviation::CCallsign &callsign) const = 0;
+
             //! Get all users
             virtual BlackMisc::Network::CUserList getUsers() const = 0;
 
diff --git a/src/blackcore/context/contextnetworkempty.h b/src/blackcore/context/contextnetworkempty.h
index 389e064cb..7f188637c 100644
--- a/src/blackcore/context/contextnetworkempty.h
+++ b/src/blackcore/context/contextnetworkempty.h
@@ -105,6 +105,14 @@ namespace BlackCore
                 return BlackMisc::Aviation::CAtcStation();
             }
 
+            //! \copydoc IContextNetwork::isOnlineStation
+            virtual bool isOnlineStation(const BlackMisc::Aviation::CCallsign &callsign) const override
+            {
+                Q_UNUSED(callsign);
+                logEmptyContextWarning(Q_FUNC_INFO);
+                return false;
+            }
+
             //! \copydoc IContextNetwork::connectToNetwork
             virtual BlackMisc::CStatusMessage connectToNetwork(const BlackMisc::Network::CServer &server, BlackCore::INetwork::LoginMode mode) override
             {
diff --git a/src/blackcore/context/contextnetworkimpl.cpp b/src/blackcore/context/contextnetworkimpl.cpp
index e19e39380..cb577d55a 100644
--- a/src/blackcore/context/contextnetworkimpl.cpp
+++ b/src/blackcore/context/contextnetworkimpl.cpp
@@ -764,6 +764,12 @@ namespace BlackCore
             return m_airspace->getAtcStationsOnline().findFirstByCallsign(callsign);
         }
 
+        bool CContextNetwork::isOnlineStation(const CCallsign &callsign) const
+        {
+            if (this->isDebugEnabled()) { CLogMessage(this, CLogCategory::contextSlot()).debug() << Q_FUNC_INFO << callsign; }
+            return m_airspace->getAtcStationsOnline().containsCallsign(callsign);
+        }
+
         void CContextNetwork::requestDataUpdates()
         {
             Q_ASSERT(m_airspace);
diff --git a/src/blackcore/context/contextnetworkimpl.h b/src/blackcore/context/contextnetworkimpl.h
index 064f1658f..bd54c0184 100644
--- a/src/blackcore/context/contextnetworkimpl.h
+++ b/src/blackcore/context/contextnetworkimpl.h
@@ -235,6 +235,7 @@ namespace BlackCore
             virtual BlackMisc::Aviation::CAtcStationList getAtcStationsOnline(bool recalculateDistance) const override;
             virtual BlackMisc::Aviation::CAtcStationList getClosestAtcStationsOnline(int number) const override;
             virtual BlackMisc::Aviation::CAtcStation getOnlineStationForCallsign(const BlackMisc::Aviation::CCallsign &callsign) const override;
+            virtual bool isOnlineStation(const BlackMisc::Aviation::CCallsign &callsign) const override;
             virtual BlackMisc::CStatusMessage connectToNetwork(const BlackMisc::Network::CServer &server, BlackCore::INetwork::LoginMode mode) override;
             virtual BlackMisc::Network::CServer getConnectedServer() const override;
             virtual INetwork::LoginMode getLoginMode() const override;
diff --git a/src/blackcore/context/contextnetworkproxy.cpp b/src/blackcore/context/contextnetworkproxy.cpp
index c492b60a1..b75b9db49 100644
--- a/src/blackcore/context/contextnetworkproxy.cpp
+++ b/src/blackcore/context/contextnetworkproxy.cpp
@@ -153,6 +153,11 @@ namespace BlackCore
             return m_dBusInterface->callDBusRet<BlackMisc::Aviation::CAtcStation>(QLatin1String("getOnlineStationForCallsign"), callsign);
         }
 
+        bool CContextNetworkProxy::isOnlineStation(const CCallsign &callsign) const
+        {
+            return m_dBusInterface->callDBusRet<bool>(QLatin1String("isOnlineStation"), callsign);
+        }
+
         CUserList CContextNetworkProxy::getUsers() const
         {
             return m_dBusInterface->callDBusRet<BlackMisc::Network::CUserList>(QLatin1String("getUsers"));
diff --git a/src/blackcore/context/contextnetworkproxy.h b/src/blackcore/context/contextnetworkproxy.h
index 33c0ddd55..525d76346 100644
--- a/src/blackcore/context/contextnetworkproxy.h
+++ b/src/blackcore/context/contextnetworkproxy.h
@@ -85,6 +85,7 @@ namespace BlackCore
             virtual bool isAircraftInRange(const BlackMisc::Aviation::CCallsign &callsign) const override;
             virtual BlackMisc::Simulation::CSimulatedAircraft getAircraftInRangeForCallsign(const BlackMisc::Aviation::CCallsign &callsign) const override;
             virtual BlackMisc::Aviation::CAtcStation getOnlineStationForCallsign(const BlackMisc::Aviation::CCallsign &callsign) const override;
+            virtual bool isOnlineStation(const BlackMisc::Aviation::CCallsign &callsign) const override;
             virtual BlackMisc::CStatusMessage connectToNetwork(const BlackMisc::Network::CServer &server, BlackCore::INetwork::LoginMode mode) override;
             virtual BlackMisc::CStatusMessage disconnectFromNetwork() override;
             virtual bool isConnected() const override;