diff --git a/app/interactions/actions/domain_create.rb b/app/interactions/actions/domain_create.rb
index bd4f032d23..0d7dab709a 100644
--- a/app/interactions/actions/domain_create.rb
+++ b/app/interactions/actions/domain_create.rb
@@ -18,6 +18,7 @@ def call
       # domain.attach_default_contacts
       assign_expiry_time
       maybe_attach_legal_doc
+      maybe_validate_phone_number
 
       commit
     end
@@ -210,5 +211,9 @@ def validation_process_errored?
     def current_registrar
       Registrar.find(params[:registrar])
     end
+
+    def maybe_validate_phone_number
+      OrgRegistrantPhoneCheckerJob.perform_later(type: 'single', registrant_user_code: domain.registrant.code)
+    end
   end
 end
diff --git a/app/interactions/actions/domain_transfer.rb b/app/interactions/actions/domain_transfer.rb
index f72f7b5d73..1249846037 100644
--- a/app/interactions/actions/domain_transfer.rb
+++ b/app/interactions/actions/domain_transfer.rb
@@ -34,6 +34,7 @@ def run_validations
       validate_registrar
       validate_eligilibty
       validate_not_discarded
+      maybe_validate_phone_number
     end
 
     def valid_transfer_code?
@@ -66,5 +67,9 @@ def commit
       bare_domain = Domain.find(domain.id)
       ::DomainTransfer.request(bare_domain, user)
     end
+
+    def maybe_validate_phone_number
+      OrgRegistrantPhoneCheckerJob.perform_later(type: 'single', registrant_user_code: domain.registrant.code)
+    end
   end
 end
diff --git a/app/interactions/actions/domain_update.rb b/app/interactions/actions/domain_update.rb
index 36752b2a0b..bbb30099df 100644
--- a/app/interactions/actions/domain_update.rb
+++ b/app/interactions/actions/domain_update.rb
@@ -18,6 +18,7 @@ def call
       ::Actions::BaseAction.maybe_attach_legal_doc(domain, params[:legal_document])
 
       ask_registrant_verification
+      maybe_validate_phone_number
 
       commit
     end
@@ -298,5 +299,9 @@ def any_errors?
     def true?(obj)
       obj.to_s.downcase == 'true'
     end
+
+    def maybe_validate_phone_number
+      OrgRegistrantPhoneCheckerJob.perform_later(type: 'single', registrant_user_code: domain.registrant.code)
+    end
   end
 end
diff --git a/test/integration/epp/domain/update/base_test.rb b/test/integration/epp/domain/update/base_test.rb
index a8c2045c9a..3853743c91 100644
--- a/test/integration/epp/domain/update/base_test.rb
+++ b/test/integration/epp/domain/update/base_test.rb
@@ -304,7 +304,7 @@ def test_requires_verification_from_current_registrant_when_provided_registrant_
     XML
 
     assert_no_enqueued_jobs
-    assert_enqueued_jobs 3 do
+    assert_enqueued_jobs 4 do
       post epp_update_path, params: { frame: request_xml },
            headers: { 'HTTP_COOKIE' => 'session=api_bestnames' }
     end
@@ -387,7 +387,7 @@ def test_requires_verification_from_current_registrant_when_not_yet_verified_by_
     XML
 
     assert_no_enqueued_jobs
-    assert_enqueued_jobs 3 do
+    assert_enqueued_jobs 4 do
       post epp_update_path, params: { frame: request_xml },
            headers: { 'HTTP_COOKIE' => 'session=api_bestnames' }
     end
@@ -427,7 +427,7 @@ def test_updates_registrant_when_legaldoc_is_not_mandatory
     XML
 
     assert_no_enqueued_jobs
-    assert_enqueued_jobs 3 do
+    assert_enqueued_jobs 4 do
       post epp_update_path, params: { frame: request_xml },
            headers: { 'HTTP_COOKIE' => 'session=api_bestnames' }
     end