diff --git a/parse/line.js b/parse/line.js
index fa024196..0b78103a 100644
--- a/parse/line.js
+++ b/parse/line.js
@@ -11,13 +11,16 @@ const parseLine = (ctx, p) => {
 		public: true,
 	};
 
-	// TODO res.adminCode
+	const adminCode = p.administrationId || p.administration?.id || p.administration?.administrationID;
+	if (adminCode) {
+		res.adminCode = adminCode;
+	}
 	res.productName = p.verkehrsmittel?.kurzText || p.transport?.category || p.train?.category || p.kurztext;
 	const foundProduct = profile.products.find(pp => pp.vendo == p.verkehrsmittel?.produktGattung || pp.ris == p.transport?.type || pp.ris == p.train?.type || pp.ris_alt == p.train?.type || pp.dbnav_short == p.produktGattung);
 	res.mode = foundProduct?.mode;
 	res.product = foundProduct?.id;
 
-	res.operator = profile.parseOperator(ctx, p.verkehrsmittel?.zugattribute || p.zugattribute || p.attributNotizen); // TODO regio-guide op
+	res.operator = profile.parseOperator(ctx, p.verkehrsmittel?.zugattribute || p.zugattribute || p.attributNotizen || p.administration);
 	return res;
 };
 
diff --git a/parse/operator.js b/parse/operator.js
index 8c39ab00..84f9cda2 100644
--- a/parse/operator.js
+++ b/parse/operator.js
@@ -4,6 +4,13 @@ const parseOperator = (ctx, zugattrib) => {
 	if (!zugattrib) {
 		return null;
 	}
+	if (zugattrib.operatorName) {
+		return {
+			type: 'operator',
+			id: zugattrib.operatorCode,
+			name: zugattrib.operatorName,
+		};
+	}
 	const bef = zugattrib.find(z => z.key == 'BEF' || z.key == 'OP');
 	if (!bef) {
 		return null;
diff --git a/readme.md b/readme.md
index 64dd9c22..f5da5720 100644
--- a/readme.md
+++ b/readme.md
@@ -32,6 +32,7 @@ Depending on the configured profile, db-vendo-client will use multiple different
 | polylines             | only for `trip()` | only for `refreshJourney()/trip()`, mutually exclusive with tickets |
 | trip ids used         | HAFAS trip ids for journeys, RIS trip ids for boards (static on train splits?) | HAFAS trip ids |
 | line.id/fahrtNr used  | unreliable/route id for journeys, actual fahrtNr for boards | unreliable/route id |
+| adminCode/operator    | adminCode only for boards | only for `journeys()` |
 | `stop()`              | ❌ | ✅ |
 | assumed backend API stability | less stable | more stable |
 
diff --git a/test/fixtures/db-arrivals.js b/test/fixtures/db-arrivals.js
index e796a266..49843f42 100644
--- a/test/fixtures/db-arrivals.js
+++ b/test/fixtures/db-arrivals.js
@@ -22,7 +22,12 @@ const dbArrivals = [
 			productName: 'S',
 			mode: 'train',
 			product: 'suburban',
-			operator: null,
+			adminCode: '08',
+			operator: {
+				type: 'operator',
+				id: 'S',
+				name: 'DB Regio, S-Bahn Berlin',
+			},
 		},
 		remarks: [
 			{
@@ -62,7 +67,12 @@ const dbArrivals = [
 			productName: 'U',
 			mode: 'train',
 			product: 'subway',
-			operator: null,
+			adminCode: 'vbbBVU',
+			operator: {
+				type: 'operator',
+				id: 'DPN',
+				name: 'Nahreisezug',
+			},
 		},
 		remarks: [
 			{
@@ -108,7 +118,12 @@ const dbArrivals = [
 			productName: 'Bus',
 			mode: 'bus',
 			product: 'bus',
-			operator: null,
+			adminCode: 'vbbBVB',
+			operator: {
+				type: 'operator',
+				id: 'DPN',
+				name: 'Nahreisezug',
+			},
 		},
 		remarks: [
 			{
@@ -154,7 +169,12 @@ const dbArrivals = [
 			productName: 'S',
 			mode: 'train',
 			product: 'suburban',
-			operator: null,
+			adminCode: '08',
+			operator: {
+				type: 'operator',
+				id: 'S',
+				name: 'DB Regio, S-Bahn Berlin',
+			},
 		},
 		remarks: [
 			{
@@ -194,7 +214,12 @@ const dbArrivals = [
 			productName: 'U',
 			mode: 'train',
 			product: 'subway',
-			operator: null,
+			adminCode: 'vbbBVU',
+			operator: {
+				type: 'operator',
+				id: 'DPN',
+				name: 'Nahreisezug',
+			},
 		},
 		remarks: [
 			{
@@ -240,7 +265,12 @@ const dbArrivals = [
 			productName: 'S',
 			mode: 'train',
 			product: 'suburban',
-			operator: null,
+			adminCode: '08',
+			operator: {
+				type: 'operator',
+				id: 'S',
+				name: 'DB Regio, S-Bahn Berlin',
+			},
 		},
 		remarks: [
 			{
@@ -280,7 +310,12 @@ const dbArrivals = [
 			productName: 'U',
 			mode: 'train',
 			product: 'subway',
-			operator: null,
+			adminCode: 'vbbBVU',
+			operator: {
+				type: 'operator',
+				id: 'DPN',
+				name: 'Nahreisezug',
+			},
 		},
 		remarks: [
 			{
diff --git a/test/fixtures/db-departures-regio-guide.js b/test/fixtures/db-departures-regio-guide.js
index 81a4b79b..bd8a664f 100644
--- a/test/fixtures/db-departures-regio-guide.js
+++ b/test/fixtures/db-departures-regio-guide.js
@@ -22,7 +22,12 @@ const dbDepartures = [
 			productName: 'RE',
 			mode: 'train',
 			product: 'regional',
-			operator: null,
+			adminCode: 'GARE',
+			operator: {
+				type: 'operator',
+				id: 'RE',
+				name: 'Arverio Baden-Württemberg (RE)',
+			},
 		},
 		remarks: [],
 		origin: null,
@@ -55,7 +60,12 @@ const dbDepartures = [
 			productName: 'Bus',
 			mode: 'bus',
 			product: 'bus',
-			operator: null,
+			adminCode: 'vgn063',
+			operator: {
+				type: 'operator',
+				id: 'DPN',
+				name: 'Nahreisezug',
+			},
 		},
 		remarks: [],
 		origin: null,
@@ -88,7 +98,12 @@ const dbDepartures = [
 			productName: 'Bus',
 			mode: 'bus',
 			product: 'bus',
-			operator: null,
+			adminCode: 'vgn063',
+			operator: {
+				type: 'operator',
+				id: 'DPN',
+				name: 'Nahreisezug',
+			},
 		},
 		remarks: [],
 		origin: null,
diff --git a/test/fixtures/dbnav-refresh-journey.js b/test/fixtures/dbnav-refresh-journey.js
index 47b3af6b..5ec74937 100644
--- a/test/fixtures/dbnav-refresh-journey.js
+++ b/test/fixtures/dbnav-refresh-journey.js
@@ -41,6 +41,7 @@ const dbNavJourney = {
 					productName: 'RB',
 					mode: 'train',
 					product: 'regional',
+					adminCode: 'V6RB__',
 					operator: {
 						type: 'operator',
 						id: 'vlexx',
@@ -151,6 +152,7 @@ const dbNavJourney = {
 					productName: 'IC',
 					mode: 'train',
 					product: 'national',
+					adminCode: '80____',
 					operator: {
 						type: 'operator',
 						id: 'db-fernverkehr-ag',
diff --git a/test/parse/line.js b/test/parse/line.js
index 1f5a9ecf..f95ecfc1 100644
--- a/test/parse/line.js
+++ b/test/parse/line.js
@@ -184,6 +184,7 @@ tap.test('parses regio guide ruf correctly', (t) => {
 		product: 'taxi',
 		productName: 'RUF',
 		mode: 'taxi',
+		adminCode: 'vrn062',
 		operator: null,
 	};