diff --git a/data/seed_data/contacttypes.csv b/data/seed_data/contacttypes.csv
new file mode 100644
index 0000000..bfc5d83
--- /dev/null
+++ b/data/seed_data/contacttypes.csv
@@ -0,0 +1,10 @@
+id,name
+1,E-Mail
+2,Mobiltelefon
+3,Festnetz
+4,Matrix
+5,Mastodon
+6,Telegram
+7,Jabber/XMPP
+8,Web
+9,Twitter
diff --git a/ki/actions/seed.py b/ki/actions/seed.py
index e889c89..272595c 100644
--- a/ki/actions/seed.py
+++ b/ki/actions/seed.py
@@ -5,7 +5,25 @@ from app import app, db
 from ki.models import Address, Contact, ContactType, Language, Skill, Profile, ProfileLanguage, ProfileSkill, User
 
 
+def seed_contacttypes():
+    contacttypes_seed_file_path = app.config["KI_DATA_DIR"] + "/seed_data/contacttypes.csv"
+
+    logging.info("importing contacttypes")
+
+    with open(contacttypes_seed_file_path) as file:
+        csv_reader = csv.DictReader(file)
+
+        for contacttype in csv_reader:
+            id = int(contacttype["id"])
+            db_contacttype = ContactType.query.get(id)
+
+            if db_contacttype is None:
+                db.session.add(ContactType(id=int(contacttype["id"]), name=contacttype["name"]))
+
+
 def seed(dev: bool):
+    seed_contacttypes()
+
     skill_seed_file_path = app.config["KI_DATA_DIR"] + "/seed_data/skills.csv"
 
     logging.info("importing skills")
@@ -47,16 +65,10 @@ def seed(dev: bool):
                                  user=peter)
         db.session.add(peters_profile)
 
-        matrix_type = ContactType(name="Matrix")
-        db.session.add(matrix_type)
-
-        matrix_contact = Contact(profile=peters_profile, contacttype=matrix_type, content="@peter:wtf-eg.de")
+        matrix_contact = Contact(profile=peters_profile, contacttype_id=4, content="@peter:wtf-eg.de")
         db.session.add(matrix_contact)
 
-        email_type = ContactType(name="E-Mail")
-        db.session.add(email_type)
-
-        email_contact = Contact(profile=peters_profile, contacttype=email_type, content="peter@wtf-eg.de")
+        email_contact = Contact(profile=peters_profile, contacttype_id=1, content="peter@wtf-eg.de")
         db.session.add(email_contact)
 
         peters_address = Address(name="Peter Nichtlustig",
diff --git a/ki/routes.py b/ki/routes.py
index ac13884..51cec70 100644
--- a/ki/routes.py
+++ b/ki/routes.py
@@ -4,7 +4,7 @@ from functools import wraps
 
 from ki.auth import auth
 from ki.handlers import update_profile as update_profile_handler
-from ki.models import Language, Skill, Token, User
+from ki.models import ContactType, Language, Skill, Token, User
 from app import app
 
 
@@ -133,6 +133,12 @@ def update_profile(user_id):
     return update_profile_handler(int(user_id))
 
 
+@app.route("/contacttypes")
+@token_auth
+def get_contacttypes():
+    return handle_completion_request(ContactType, "contacttypes")
+
+
 @app.route("/skills")
 @token_auth
 def get_skills():
diff --git a/ki/test/test_contacttypes_endpoint.py b/ki/test/test_contacttypes_endpoint.py
new file mode 100644
index 0000000..be79d14
--- /dev/null
+++ b/ki/test/test_contacttypes_endpoint.py
@@ -0,0 +1,40 @@
+import unittest
+
+from ki.test.ApiTest import ApiTest
+
+
+class TestContactTypesEndpoint(ApiTest):
+    def test_skills_options(self):
+        response = self.client.options("/contacttypes")
+        self.assertEqual(response.status_code, 200)
+        self.assertIn("Access-Control-Allow-Origin", response.headers)
+        self.assertEqual(response.headers["Access-Control-Allow-Origin"], "*")
+
+    def test_get_contacttypes_unauthorised(self):
+        response = self.client.get("/contacttypes?search=m")
+        self.assertEqual(response.status_code, 401)
+
+    def test_get_contacttypes(self):
+        token = self.login("peter", "geheim")["token"]
+
+        response = self.client.get("/contacttypes?search=m", headers={"Authorization": "Bearer " + token})
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(
+            {
+                "contacttypes": [{
+                    "id": 5,
+                    "name": "Mastodon"
+                }, {
+                    "id": 4,
+                    "name": "Matrix"
+                }, {
+                    "id": 2,
+                    "name": "Mobiltelefon"
+                }]
+            }, response.json)
+        self.assertIn("Access-Control-Allow-Origin", response.headers)
+        self.assertEqual(response.headers["Access-Control-Allow-Origin"], "*")
+
+
+if __name__ == "main":
+    unittest.main()
diff --git a/ki/test/test_profile_endpoint.py b/ki/test/test_profile_endpoint.py
index 33b786b..7ee583e 100644
--- a/ki/test/test_profile_endpoint.py
+++ b/ki/test/test_profile_endpoint.py
@@ -43,7 +43,7 @@ class TestProfileEndpoint(ApiTest):
             "contacts": [{
                 "id": 1,
                 "contacttype": {
-                    "id": 1,
+                    "id": 4,
                     "name": "Matrix"
                 },
                 "content": "@peeda:wtf-eg.de"
@@ -179,7 +179,7 @@ class TestProfileEndpoint(ApiTest):
                         "id": 1,
                         "profile_id": 1,
                         "contacttype": {
-                            "id": 1,
+                            "id": 4,
                             "name": "Matrix"
                         },
                         "content": "@peter:wtf-eg.de"
@@ -187,7 +187,7 @@ class TestProfileEndpoint(ApiTest):
                         "id": 2,
                         "profile_id": 1,
                         "contacttype": {
-                            "id": 2,
+                            "id": 1,
                             "name": "E-Mail"
                         },
                         "content": "peter@wtf-eg.de"