diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2b0f211..3bc31e3c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 * Remove Puerto Rico from the list of countries as it is a subregion.
 * Restore the naming of Taiwan after a regression to an outdated name.
 * Added La Rioja to the list of subregions of Argentina (njacobs1)
+* Added APO states to US subregions.
 
 ### 1.0.0 (April 20, 2013)
 * Updated version numbering and pushed 1.0.0pre to v1.0.0.
diff --git a/iso_data/overlay/world/us.yml b/iso_data/overlay/world/us.yml
new file mode 100644
index 00000000..68a012ac
--- /dev/null
+++ b/iso_data/overlay/world/us.yml
@@ -0,0 +1,7 @@
+---
+- code: AA
+  type: apo
+- code: AE
+  type: apo
+- code: AP
+  type: apo
diff --git a/locale/overlay/en/world/us.yml b/locale/overlay/en/world/us.yml
new file mode 100644
index 00000000..5dbc3fd3
--- /dev/null
+++ b/locale/overlay/en/world/us.yml
@@ -0,0 +1,10 @@
+---
+en:
+  world:
+    us:
+      aa:
+        name: Armed Forces Americas (except Canada)
+      ae:
+        name: Armed Forces Africa, Canada, Europe, Middle East
+      ap:
+        name: Armed Forces Pacific