diff --git a/src/publictransport/datatypes/location.cpp b/src/publictransport/datatypes/location.cpp
index e51c92d..287db58 100644
--- a/src/publictransport/datatypes/location.cpp
+++ b/src/publictransport/datatypes/location.cpp
@@ -1,82 +1,95 @@
 /*
     Copyright (C) 2018 Volker Krause <vkrause@kde.org>
 
     This program is free software; you can redistribute it and/or modify it
     under the terms of the GNU Library General Public License as published by
     the Free Software Foundation; either version 2 of the License, or (at your
     option) any later version.
 
     This program is distributed in the hope that it will be useful, but WITHOUT
     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
     License for more details.
 
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #include "location.h"
 
 #include "datatypes_p.h"
 
+#include <QHash>
 #include <QTimeZone>
 
 #include <cmath>
 
 using namespace KPublicTransport;
 
 namespace KPublicTransport {
 
 class LocationPrivate : public QSharedData
 {
 public:
     QString name;
     float latitude = NAN;
     float longitude = NAN;
     QTimeZone timeZone;
+    QHash<QString, QString> ids;
 };
 
 }
 
 KPUBLICTRANSPORT_MAKE_GADGET(Location)
 
 QString Location::name() const
 {
     return d->name;
 }
 
 void Location::setName(const QString &name)
 {
     d.detach();
     d->name = name;
 }
 
 float Location::latitude() const
 {
     return d->latitude;
 }
 
 float Location::longitude() const
 {
     return d->longitude;
 }
 
 void Location::setCoordinate(float latitude, float longitude)
 {
     d.detach();
     d->latitude = latitude;
     d->longitude = longitude;
 }
 
 QTimeZone Location::timeZone() const
 {
     return d->timeZone;
 }
 
 void Location::setTimeZone(const QTimeZone &tz)
 {
     d.detach();
     d->timeZone = tz;
 }
 
+QString Location::identifier(const QString &identifierType) const
+{
+    return d->ids.value(identifierType);
+}
+
+void Location::setIdentifier(const QString &identifierType, const QString &id)
+{
+    d.detach();
+    d->ids.insert(identifierType, id);
+}
+
 #include "moc_location.cpp"
diff --git a/src/publictransport/datatypes/location.h b/src/publictransport/datatypes/location.h
index c754de2..5a55965 100644
--- a/src/publictransport/datatypes/location.h
+++ b/src/publictransport/datatypes/location.h
@@ -1,55 +1,59 @@
 /*
     Copyright (C) 2018 Volker Krause <vkrause@kde.org>
 
     This program is free software; you can redistribute it and/or modify it
     under the terms of the GNU Library General Public License as published by
     the Free Software Foundation; either version 2 of the License, or (at your
     option) any later version.
 
     This program is distributed in the hope that it will be useful, but WITHOUT
     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
     License for more details.
 
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
 #ifndef KPUBLICTRANSPORT_LOCATION_H
 #define KPUBLICTRANSPORT_LOCATION_H
 
 #include "datatypes.h"
 
 class QTimeZone;
 
 namespace KPublicTransport {
 
 class LocationPrivate;
 
 /** A location. */
 class Location
 {
     KPUBLICTRANSPORT_GADGET(Location)
     /** Human-readable name of the location. */
     Q_PROPERTY(QString name READ name WRITE setName)
 
     // TODO: type, coords, id, address
 
 public:
     QString name() const;
     void setName(const QString &name);
 
     float latitude() const;
     float longitude() const;
     void setCoordinate(float latitude, float longitude);
 
     /** The timezone this location is in, if known. */
     QTimeZone timeZone() const;
     void setTimeZone(const QTimeZone &tz);
+
+    /** Location identifiers. */
+    QString identifier(const QString &identifierType) const;
+    void setIdentifier(const QString &identifierType, const QString &id);
 };
 
 }
 
 Q_DECLARE_METATYPE(KPublicTransport::Location)
 
 #endif // KPUBLICTRANSPORT_LOCATION_H