Here is my contribution. two algerians Service Providers to update the MobileBroadband ServiceProviders database.

Index: serviceproviders.xml
===================================================================
--- serviceproviders.xml        (révision 95)
+++ serviceproviders.xml        (copie de travail)
@@ -1115,6 +1115,24 @@
        </provider>
 </country>
 
+<!-- Algeria -->
+<country code="dz">
+       <provider>
+               <name>Djezzy</name>
+               <gsm>
+                       <apn>djezzy.internet</apn>
+               </gsm>
+       </provider>
+       <provider>
+               <name>Mobilis</name>
+               <gsm>
+                       <apn>internet</apn>
+               </gsm>
+               <username>internet</username>
+               <password>internet</password>
+       </provider>
+</country>
+
 <!-- Ecuador -->
 <country code="ec">
        <provider>