diff --git a/airtime_mvc/application/common/Billing.php b/airtime_mvc/application/common/Billing.php
index 7b4905905..5d45ed357 100644
--- a/airtime_mvc/application/common/Billing.php
+++ b/airtime_mvc/application/common/Billing.php
@@ -5,6 +5,43 @@ define("WHMCS_AIRTIME_GROUP_ID", 15);
 
 class Billing
 {
+    // TODO: remove this once all existing customers have bandwidth limits set
+    public static $PLAN_TYPE_DEFAULTS = array(
+        "hobbyist" => array(
+            "bandwidth_limit" => 1099511627776
+        ),
+        "starter" => array(
+            "bandwidth_limit" => 3298534883328
+        ),
+        "starter2" => array(
+            "bandwidth_limit" => 3298534883328
+        ),
+        "plus" => array(
+            "bandwidth_limit" => 10995116277760
+        ),
+        "plus2" => array(
+            "bandwidth_limit" => 10995116277760
+        ),
+        "premium" => array(
+            "bandwidth_limit" => 43980465111040
+        ),
+        "premium2" => array(
+            "bandwidth_limit" => 43980465111040
+        ),
+        "enterprise" => array(
+            "bandwidth_limit" => 164926744166400
+        ),
+        "complimentary" => array(
+            "bandwidth_limit" => 32985348833280
+        ),
+        "sida" => array(
+            "bandwidth_limit" => 32985348833280
+        ),
+        "custom" => array(
+            "bandwidth_limit" => 10995116277760
+        ),
+    );
+
     public static function getAPICredentials()
     {
         return array(
diff --git a/airtime_mvc/application/models/Preference.php b/airtime_mvc/application/models/Preference.php
index 1b7319313..d0880140e 100644
--- a/airtime_mvc/application/models/Preference.php
+++ b/airtime_mvc/application/models/Preference.php
@@ -1591,7 +1591,14 @@ class Application_Model_Preference
 
     public static function getBandwidthLimit() {
         $val = self::getValue("bandwidth_limit");
-        return empty($val) ? 0 : $val;
+        if (empty($val)) {
+            // Set and return the plan defaults
+            // TODO: remove this once all existing customers have this pref set
+            $planType = self::GetPlanLevel();
+            $val = Billing::$PLAN_TYPE_DEFAULTS[$planType]["bandwidth_limit"];
+            self::setBandwidthLimit($val);
+        }
+        return $val;
     }
 
     public static function setBandwidthLimit($value) {