diff --git a/app/models/territory.rb b/app/models/territory.rb
index 98bf7e036d..6257b2159f 100644
--- a/app/models/territory.rb
+++ b/app/models/territory.rb
@@ -65,6 +65,9 @@ class Territory < ApplicationRecord
     where(id: Organisation.with_upcoming_rdvs.distinct.select(:territory_id))
   }
   scope :ordered_by_name, -> { order(Arel.sql("unaccent(LOWER(territories.name))")) }
+  scope :with_phone_number_formatted, -> { where.not(phone_number_formatted: nil) }
+  scope :with_valid_department, -> { where(departement_number: DEPARTEMENTS_NAMES.keys) }
+  scope :with_invalid_department, -> { where.not(departement_number: DEPARTEMENTS_NAMES.keys) }
 
   ## -
 
@@ -125,6 +128,10 @@ def waiting_room_enabled?
     end
   end
 
+  def department_name
+    DEPARTEMENTS_NAMES[departement_number]
+  end
+
   private
 
   DEPARTEMENTS_NAMES = CSV.read(Rails.root.join("lib/assets/departements_fr.csv"), headers: :first_row)
diff --git a/app/views/static_pages/contact.html.slim b/app/views/static_pages/contact.html.slim
index 8a9dc1f5da..1e39426a14 100644
--- a/app/views/static_pages/contact.html.slim
+++ b/app/views/static_pages/contact.html.slim
@@ -1,7 +1,7 @@
 - content_for :title, "Contact"
 
-- Territory.where.not(phone_number_formatted: nil).order(:departement_number, :name).group_by(&:departement_number).each do |department_number, territories|
-  h2 #{department_number}
+- Territory.with_phone_number_formatted.with_valid_department.order(:departement_number, :name).group_by(&:departement_number).each do |department_number, territories|
+  h2 #{department_number} - #{territories.first.department_name}
   ul.list-group.mb-2
     - territories.each do |territory|
       li
@@ -9,6 +9,11 @@
         = link_to territory.phone_number, "tel:#{territory.phone_number_formatted}"
 
 h2 Autres contacts
+ul.list-group.mb-2
+  - Territory.with_phone_number_formatted.with_invalid_department.order(:name).each do |territory|
+    li
+      span> #{territory.name}
+      = link_to territory.phone_number, "tel:#{territory.phone_number_formatted}"
 span> Voir
 = link_to "l'annuaire des services publics", "https://lannuaire.service-public.fr/"