diff --git a/zip-api/app.js b/zip-api/app.js
index df1f97b..bde660c 100644
--- a/zip-api/app.js
+++ b/zip-api/app.js
@@ -15,12 +15,22 @@ app.get('/', (req, res) => {
 
 
 app.get('/zip/:zipcode', (req, res) => {
-  // fill in...
+  const records = zipdb.byZip[req.params.zipcode];
+  if (records === undefined) {
+    res.sendStatus(404);
+  } else {
+    res.json(records);
+  }
 });
 
 
 app.get('/city/:cityname', (req, res) => {
-  // fill in...
+  const records = zipdb.byCity[req.params.cityname];
+  if (records === undefined) {
+    res.sendStatus(404);
+  } else {
+    res.json(records);
+  }
 });