diff --git a/METADATA-VERSION.txt b/METADATA-VERSION.txt
index 0e67360c..3e4813f5 100644
--- a/METADATA-VERSION.txt
+++ b/METADATA-VERSION.txt
@@ -2,4 +2,4 @@
 # It can be a commit, branch or tag of the https://github.com/google/libphonenumber project
 #
 # For more information, look at the phing tasks in build.xml
-v8.13.47
+v8.13.48
diff --git a/src/carrier/data/en/47.php b/src/carrier/data/en/47.php
index c2009911..66cff6ae 100644
--- a/src/carrier/data/en/47.php
+++ b/src/carrier/data/en/47.php
@@ -112,28 +112,17 @@
     474629 => 'erate',
     47463 => 'telia',
     47464 => 'NetCom',
-    474650 => 'telia',
+    47465 => 'telia',
     474651 => 'ice norge',
     474652 => 'ice norge',
     474653 => 'ice norge',
-    474654 => 'telia',
-    474655 => 'telia',
-    474656 => 'telia',
-    474657 => 'telia',
-    474658 => 'telia',
-    474659 => 'telia',
     47466 => 'telia',
     474666 => 'telenor norge',
     474667 => 'telenor norge',
-    474670 => 'telia',
+    47467 => 'telia',
     474671 => 'lyca mobile',
     474672 => 'lyca mobile',
-    474674 => 'telia',
-    474675 => 'telia',
-    474676 => 'telia',
-    474677 => 'telia',
-    474678 => 'telia',
-    474679 => 'telia',
+    474673 => 'Ixt AS',
     47468 => 'telenor norge',
     474690 => 'telenor norge',
     474691 => 'telenor norge',
@@ -377,6 +366,9 @@
     479698 => 'lyca mobile',
     479699 => 'lyca mobile',
     4797 => 'telenor norge',
+    479727 => 'ice norge',
+    479728 => 'ice norge',
+    479729 => 'ice norge',
     479730 => 'ice norge',
     479731 => 'ice norge',
     479732 => 'ice norge',
diff --git a/src/data/PhoneNumberMetadata_DE.php b/src/data/PhoneNumberMetadata_DE.php
index c52b4501..d45f69af 100644
--- a/src/data/PhoneNumberMetadata_DE.php
+++ b/src/data/PhoneNumberMetadata_DE.php
@@ -51,7 +51,7 @@
         ],
     ],
     'mobile' => [
-        'NationalNumberPattern' => '15310\\d{6}|1(?:6[023]|7[0-57-9])\\d{7,8}|1(?:5[0-25-9]|76)\\d{8}',
+        'NationalNumberPattern' => '16[023]\\d{7,8}|1(?:5310|7[0-57-9]\\d)\\d{6}|1(?:5[0-25-9]|76)\\d{8}',
         'ExampleNumber' => '15123456789',
         'PossibleLength' => [
             10,
diff --git a/src/data/PhoneNumberMetadata_SG.php b/src/data/PhoneNumberMetadata_SG.php
index 09691d42..8f47509b 100644
--- a/src/data/PhoneNumberMetadata_SG.php
+++ b/src/data/PhoneNumberMetadata_SG.php
@@ -25,7 +25,7 @@
         'PossibleLengthLocalOnly' => [],
     ],
     'mobile' => [
-        'NationalNumberPattern' => '(?:8(?:0(?:[1-8]\\d|9[0-689])|[1-8]\\d\\d|9(?:[0-4]\\d|5[0-3]|62))|9[0-8]\\d\\d)\\d{4}',
+        'NationalNumberPattern' => '(?:8(?:0(?:[1-8]\\d|9[0-689])|[1-8]\\d\\d|9(?:[0-4]\\d|5[0-3]|6[0-2]))|9[0-8]\\d\\d)\\d{4}',
         'ExampleNumber' => '81234567',
         'PossibleLength' => [
             8,
diff --git a/src/data/PhoneNumberMetadata_UG.php b/src/data/PhoneNumberMetadata_UG.php
index 0997f8cb..943ca2e9 100644
--- a/src/data/PhoneNumberMetadata_UG.php
+++ b/src/data/PhoneNumberMetadata_UG.php
@@ -29,7 +29,7 @@
         ],
     ],
     'mobile' => [
-        'NationalNumberPattern' => '72[48]0\\d{5}|7(?:[015-8]\\d|2[067]|36|4[0-5]|9[89])\\d{6}',
+        'NationalNumberPattern' => '72[48]0\\d{5}|7(?:[015-8]\\d|2[067]|36|4[0-6]|9[89])\\d{6}',
         'ExampleNumber' => '712345678',
         'PossibleLength' => [],
         'PossibleLengthLocalOnly' => [],
diff --git a/src/data/PhoneNumberMetadata_WF.php b/src/data/PhoneNumberMetadata_WF.php
index 543528ac..87999aa6 100644
--- a/src/data/PhoneNumberMetadata_WF.php
+++ b/src/data/PhoneNumberMetadata_WF.php
@@ -8,7 +8,7 @@
 
 return [
     'generalDesc' => [
-        'NationalNumberPattern' => '(?:40|72)\\d{4}|8\\d{5}(?:\\d{3})?',
+        'NationalNumberPattern' => '(?:40|72|8\\d{4})\\d{4}|[89]\\d{5}',
         'PossibleLength' => [
             6,
             9,
@@ -58,8 +58,10 @@
         'PossibleLengthLocalOnly' => [],
     ],
     'voip' => [
+        'NationalNumberPattern' => '9[23]\\d{4}',
+        'ExampleNumber' => '921234',
         'PossibleLength' => [
-            -1,
+            6,
         ],
         'PossibleLengthLocalOnly' => [],
     ],
@@ -98,7 +100,7 @@
             'pattern' => '(\\d{2})(\\d{2})(\\d{2})',
             'format' => '$1 $2 $3',
             'leadingDigitsPatterns' => [
-                '[478]',
+                '[47-9]',
             ],
             'nationalPrefixFormattingRule' => '',
             'domesticCarrierCodeFormattingRule' => '',