diff --git a/src/registrar/templates/django/admin/includes/detail_table_fieldset.html b/src/registrar/templates/django/admin/includes/detail_table_fieldset.html
index ea8e7579f..eafec405e 100644
--- a/src/registrar/templates/django/admin/includes/detail_table_fieldset.html
+++ b/src/registrar/templates/django/admin/includes/detail_table_fieldset.html
@@ -1,4 +1,5 @@
 {% extends "admin/fieldset.html" %}
+{% load custom_filters %}
 {% load static url_helpers %}
 
 {% comment %}
@@ -126,5 +127,16 @@ This is using a custom implementation fieldset.html (see admin/fieldset.html)
             </details>
         {% endif %}
         {% endwith %}
+    {% elif field.field.name == "state_territory" %}
+        <div class="flex-container margin-top-2">
+            <span>
+                CISA Region:
+                {% if original_object.generic_org_type != "federal" %}
+                    {{ original_object.state_territory|get_region }}
+                {% else %}
+                    N/A
+                {% endif %}
+            </span>
+        </div>
     {% endif %}
 {% endblock after_help_text %}
diff --git a/src/registrar/templatetags/custom_filters.py b/src/registrar/templatetags/custom_filters.py
index 9fa5c9aa9..af2c15db2 100644
--- a/src/registrar/templatetags/custom_filters.py
+++ b/src/registrar/templatetags/custom_filters.py
@@ -67,3 +67,66 @@ def get_organization_long_name(generic_org_type):
 @register.filter(name="has_permission")
 def has_permission(user, permission):
     return user.has_perm(permission)
+
+
+@register.filter
+def get_region(state):
+    regions = {
+        "CT": 1,
+        "ME": 1,
+        "MA": 1,
+        "NH": 1,
+        "RI": 1,
+        "VT": 1,
+        "NJ": 2,
+        "NY": 2,
+        "PR": 2,
+        "VI": 2,
+        "DE": 3,
+        "DC": 3,
+        "MD": 3,
+        "PA": 3,
+        "VA": 3,
+        "WV": 3,
+        "AL": 4,
+        "FL": 4,
+        "GA": 4,
+        "KY": 4,
+        "MS": 4,
+        "NC": 4,
+        "SC": 4,
+        "TN": 4,
+        "IL": 5,
+        "IN": 5,
+        "MI": 5,
+        "MN": 5,
+        "OH": 5,
+        "WI": 5,
+        "AR": 6,
+        "LA": 6,
+        "NM": 6,
+        "OK": 6,
+        "TX": 6,
+        "IA": 7,
+        "KS": 7,
+        "MO": 7,
+        "NE": 7,
+        "CO": 8,
+        "MT": 8,
+        "ND": 8,
+        "SD": 8,
+        "UT": 8,
+        "WY": 8,
+        "AZ": 9,
+        "CA": 9,
+        "HI": 9,
+        "NV": 9,
+        "GU": 9,
+        "AS": 9,
+        "MP": 9,
+        "AK": 10,
+        "ID": 10,
+        "OR": 10,
+        "WA": 10,
+    }
+    return regions.get(state.upper(), None)
diff --git a/src/registrar/tests/test_admin.py b/src/registrar/tests/test_admin.py
index b42667e01..00e6265a0 100644
--- a/src/registrar/tests/test_admin.py
+++ b/src/registrar/tests/test_admin.py
@@ -2392,6 +2392,66 @@ class TestDomainRequestAdmin(MockEppLib):
 
             self.assertEqual(expected_list, actual_list)
 
+    @less_console_noise_decorator
+    def test_staff_can_see_cisa_region_federal(self):
+        """Tests if staff can see CISA Region: N/A"""
+
+        # Create a fake domain request
+        _domain_request = completed_domain_request(status=DomainRequest.DomainRequestStatus.IN_REVIEW)
+
+        p = "userpass"
+        self.client.login(username="staffuser", password=p)
+        response = self.client.get(
+            "/admin/registrar/domainrequest/{}/change/".format(_domain_request.pk),
+            follow=True,
+        )
+
+        # Make sure the page loaded, and that we're on the right page
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, _domain_request.requested_domain.name)
+
+        # Test if the page has the right CISA region
+        expected_html = '<div class="flex-container margin-top-2">' "<span>CISA Region: N/A</span>" "</div>"
+        # Remove whitespace from expected_html
+        expected_html = "".join(expected_html.split())
+
+        # Remove whitespace from response content
+        response_content = "".join(response.content.decode().split())
+
+        # Check if response contains expected_html
+        self.assertIn(expected_html, response_content)
+
+    @less_console_noise_decorator
+    def test_staff_can_see_cisa_region_non_federal(self):
+        """Tests if staff can see the correct CISA region"""
+
+        # Create a fake domain request. State will be NY (2).
+        _domain_request = completed_domain_request(
+            status=DomainRequest.DomainRequestStatus.IN_REVIEW, generic_org_type="interstate"
+        )
+
+        p = "userpass"
+        self.client.login(username="staffuser", password=p)
+        response = self.client.get(
+            "/admin/registrar/domainrequest/{}/change/".format(_domain_request.pk),
+            follow=True,
+        )
+
+        # Make sure the page loaded, and that we're on the right page
+        self.assertEqual(response.status_code, 200)
+        self.assertContains(response, _domain_request.requested_domain.name)
+
+        # Test if the page has the right CISA region
+        expected_html = '<div class="flex-container margin-top-2">' '<span">CISA Region: 2</span>' "</div>"
+        # Remove whitespace from expected_html
+        expected_html = "".join(expected_html.split())
+
+        # Remove whitespace from response content
+        response_content = "".join(response.content.decode().split())
+
+        # Check if response contains expected_html
+        self.assertIn(expected_html, response_content)
+
     def tearDown(self):
         super().tearDown()
         Domain.objects.all().delete()
diff --git a/src/registrar/views/utility/generic_helper.py b/src/registrar/views/utility/generic_helper.py
new file mode 100644
index 000000000..16ef1435d
--- /dev/null
+++ b/src/registrar/views/utility/generic_helper.py
@@ -0,0 +1,63 @@
+"""This file contains general purpose helpers that don't belong in any specific location"""
+
+
+def get_region(state):
+    regions = {
+        "CT": 1,
+        "ME": 1,
+        "MA": 1,
+        "NH": 1,
+        "RI": 1,
+        "VT": 1,
+        "NJ": 2,
+        "NY": 2,
+        "PR": 2,
+        "VI": 2,
+        "DE": 3,
+        "DC": 3,
+        "MD": 3,
+        "PA": 3,
+        "VA": 3,
+        "WV": 3,
+        "AL": 4,
+        "FL": 4,
+        "GA": 4,
+        "KY": 4,
+        "MS": 4,
+        "NC": 4,
+        "SC": 4,
+        "TN": 4,
+        "IL": 5,
+        "IN": 5,
+        "MI": 5,
+        "MN": 5,
+        "OH": 5,
+        "WI": 5,
+        "AR": 6,
+        "LA": 6,
+        "NM": 6,
+        "OK": 6,
+        "TX": 6,
+        "IA": 7,
+        "KS": 7,
+        "MO": 7,
+        "NE": 7,
+        "CO": 8,
+        "MT": 8,
+        "ND": 8,
+        "SD": 8,
+        "UT": 8,
+        "WY": 8,
+        "AZ": 9,
+        "CA": 9,
+        "HI": 9,
+        "NV": 9,
+        "GU": 9,
+        "AS": 9,
+        "MP": 9,
+        "AK": 10,
+        "ID": 10,
+        "OR": 10,
+        "WA": 10,
+    }
+    return regions.get(state.upper(), None)