diff --git a/Layout/default/Voicenumberblock/Index.php b/Layout/default/Voicenumberblock/Index.php
index 9f9f8da97..3a9a834ad 100644
--- a/Layout/default/Voicenumberblock/Index.php
+++ b/Layout/default/Voicenumberblock/Index.php
@@ -116,6 +116,7 @@
                 <th>Name</th>
                 <th>Landeskennzahl</th>
                 <th>Ortskennzahl</th>
+                <th>Nummernbasis</th>
                 <th>Anfang</th>
                 <th>Ende</th>
                 <th>Kommentar</th>
@@ -126,6 +127,7 @@
                 <td><?=$block->name?></td>
                 <td><?=$block->countrycode?></td>
                 <td><?=$block->areacode?></td>
+                <td><?=$block->base?></td>
                 <td><?=$block->getFirst()?></td>
                 <td><?=$block->getLast()?></td>
                 <td><?=$block->comment?></td>
diff --git a/application/Voicenumber/Voicenumber.php b/application/Voicenumber/Voicenumber.php
new file mode 100644
index 000000000..a78066748
--- /dev/null
+++ b/application/Voicenumber/Voicenumber.php
@@ -0,0 +1,5 @@
+<?php
+
+class Voicenumber extends mfBaseModel {
+  
+}
\ No newline at end of file
diff --git a/application/Voicenumber/VoicenumberModel.php b/application/Voicenumber/VoicenumberModel.php
new file mode 100644
index 000000000..3ac00faa6
--- /dev/null
+++ b/application/Voicenumber/VoicenumberModel.php
@@ -0,0 +1,8 @@
+<?php
+
+/* 
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
diff --git a/application/Voicenumberblock/Voicenumberblock.php b/application/Voicenumberblock/Voicenumberblock.php
index 84bf423f2..6cb3b100d 100644
--- a/application/Voicenumberblock/Voicenumberblock.php
+++ b/application/Voicenumberblock/Voicenumberblock.php
@@ -4,6 +4,7 @@ class Voicenumberblock extends mfBaseModel {
   protected $forcestr = ['comment'];
   private $number_first;
   private $number_last;
+  private $base;
   private $files;
   private $numbers;
   
@@ -31,6 +32,14 @@ class Voicenumberblock extends mfBaseModel {
     return $this->last;
   }
   
+  public function getBaseNumber() {
+    $base = floor($this->first / pow(10, ceil(log10($this->last - $this->first))));
+    
+    if($this->number_prepend_zero) {
+      return "0".$base;
+    }
+    return $base;
+  }
   
   public function getProperty($name) {
     if($this->$name == null) {
@@ -53,6 +62,10 @@ class Voicenumberblock extends mfBaseModel {
         return $this->getFullNumber(true);
       }
       
+      if($name == "base") {
+        return $this->getBaseNumber();
+      }
+      
       $classname = ucfirst($name);
       $idfield = $name."_id";
       $this->$name = new $classname($this->$idfield);