diff --git a/carriers/pitneyBowes.js b/carriers/pitneyBowes.js
index 899d19b..8dd355a 100644
--- a/carriers/pitneyBowes.js
+++ b/carriers/pitneyBowes.js
@@ -2,13 +2,21 @@ const async = require('async');
 const moment = require('moment-timezone');
 const PitneyBowesClient = require('pitney-bowes');
 
+// These tracking status codes indicate the shipment was delivered
+const DELIVERED_TRACKING_STATUS_CODES = ['01'];
+
+// These tracking status codes indicate the shipment was shipped (shows movement beyond a shipping label being created)
+const SHIPPED_TRACKING_STATUS_CODES = ['02', '07', '10', '14', '30', '81', '82', 'AD', 'OF', 'PC'];
+
 const geography = require('../util/geography');
 
 function PitneyBowes(options) {
     const pitneyBowesClient = new PitneyBowesClient(options);
 
     this.track = function(trackingNumber, callback) {
-        pitneyBowesClient.tracking({ trackingNumber }, function(err, data) {
+        async.retry(function(callback) {
+            pitneyBowesClient.tracking({ trackingNumber }, callback);
+        }, function(err, data) {
             if (err) {
                 return callback(err);
             }
@@ -62,6 +70,14 @@ function PitneyBowes(options) {
                         description: scanDetail.scanDescription
                     };
 
+                    if (DELIVERED_TRACKING_STATUS_CODES.includes(scanDetail.scanType)) {
+                        results.deliveredAt = new Date(event.date);
+                    }
+
+                    if (SHIPPED_TRACKING_STATUS_CODES.includes(scanDetail.scanType)) {
+                        results.shippedAt = new Date(event.date);
+                    }
+
                     // Use the city and state from the parsed address (for scenarios where the city includes the state like "New York, NY")
                     if (address) {
                         if (address.city) {
diff --git a/carriers/usps.js b/carriers/usps.js
index 44d7f62..8c547a5 100644
--- a/carriers/usps.js
+++ b/carriers/usps.js
@@ -12,7 +12,7 @@ const CITY_BLACKLIST = /DISTRIBUTION CENTER|NETWORK DISTRIBUTION CENTER/ig;
 const DELIVERED_TRACKING_STATUS_CODES = ['01'];
 
 // These tracking status codes indicate the shipment was shipped (shows movement beyond a shipping label being created): https://about.usps.com/publications/pub97/pub97_appi.htm
-const SHIPPED_TRACKING_STATUS_CODES = ['02', '07', '10', '14', 'OF', 'PC'];
+const SHIPPED_TRACKING_STATUS_CODES = ['02', '07', '10', '14', '30', '81', '82', 'AD', 'OF', 'PC'];
 
 // The events from these tracking status codes are filtered because they do not provide any useful information: https://about.usps.com/publications/pub97/pub97_appi.htm
 const TRACKING_STATUS_CODES_BLACKLIST = ['NT'];
diff --git a/test/carriers/pitneyBowes.js b/test/carriers/pitneyBowes.js
index 01c824d..384d3a2 100644
--- a/test/carriers/pitneyBowes.js
+++ b/test/carriers/pitneyBowes.js
@@ -5,6 +5,19 @@ const Bloodhound = require('../../index.js');
 describe('Newgistics', function() {
     this.timeout(10000);
 
+    it('should return an error for invalid base URL', function(done) {
+        const bloodhound = new Bloodhound({
+            pitneyBowes: {
+                baseUrl: 'https://httpbin.org/status/500#'
+            }
+        });
+
+        bloodhound.track('9400111899223837861141', 'newgistics', function(err) {
+            assert(err);
+            done();
+        });
+    });
+
     it('4206336792748927005269000010615207', function(done) {
         const bloodhound = new Bloodhound({
             pitneyBowes: {
@@ -118,7 +131,9 @@ describe('Newgistics', function() {
                         date: new Date('2019-06-25T13:09:00.000Z'),
                         description: 'Picked Up by Shipping Partner, USPS Awaiting Item'
                     }
-                ]
+                ],
+                deliveredAt: new Date('2019-06-30T18:03:00.000Z'),
+                shippedAt: new Date('2019-06-28T21:43:00.000Z')
             };
 
             assert.deepStrictEqual(actual, expected);
diff --git a/test/carriers/usps.js b/test/carriers/usps.js
index a584aef..d9ad99f 100644
--- a/test/carriers/usps.js
+++ b/test/carriers/usps.js
@@ -232,7 +232,7 @@ describe('USPS', function () {
                         }
                     ],
                     deliveredAt: new Date('2019-07-01T19:25:00.000Z'),
-                    shippedAt: new Date('2019-06-30T22:02:00.000Z')
+                    shippedAt: new Date('2019-06-29T02:26:00.000Z')
                 }
 
                 assert.deepStrictEqual(actual, expected);
diff --git a/test/index.js b/test/index.js
index c4ff80f..02969f7 100644
--- a/test/index.js
+++ b/test/index.js
@@ -3,6 +3,8 @@ const assert = require('assert');
 const Bloodhound = require('../index.js');
 
 describe('Error handling', function() {
+    this.timeout(10000);
+
     const bloodhound = new Bloodhound({
         fedEx: {
             account_number: process.env.FEDEX_ACCOUNT_NUMBER,