diff --git a/android/src/com/google/zxing/client/android/encode/MECARDContactEncoder.java b/android/src/com/google/zxing/client/android/encode/MECARDContactEncoder.java
index f3813b69f..d7b49e89d 100644
--- a/android/src/com/google/zxing/client/android/encode/MECARDContactEncoder.java
+++ b/android/src/com/google/zxing/client/android/encode/MECARDContactEncoder.java
@@ -37,6 +37,7 @@ final class MECARDContactEncoder extends ContactEncoder {
     }
   };
   private static final char TERMINATOR = ';';
+  private static final Pattern NOT_DIGITS = Pattern.compile("[^0-9]+");
 
   @Override
   public String[] encode(Iterable<String> names,
@@ -60,7 +61,7 @@ final class MECARDContactEncoder extends ContactEncoder {
     appendUpToUnique(newContents, newDisplayContents, "TEL", phones, Integer.MAX_VALUE, new Formatter() {
       @Override
       public String format(String source) {
-        return PhoneNumberUtils.formatNumber(source);
+        return keepOnlyDigits(PhoneNumberUtils.formatNumber(source));
       }
     });
     appendUpToUnique(newContents, newDisplayContents, "EMAIL", emails, Integer.MAX_VALUE, null);
@@ -70,6 +71,10 @@ final class MECARDContactEncoder extends ContactEncoder {
     return new String[] { newContents.toString(), newDisplayContents.toString() };
   }
   
+  private static String keepOnlyDigits(CharSequence s) {
+    return s == null ? null : NOT_DIGITS.matcher(s).replaceAll("");
+  }
+  
   private static void append(StringBuilder newContents, 
                              StringBuilder newDisplayContents,
                              String prefix, 
diff --git a/zxing.appspot.com/src/com/google/zxing/web/generator/client/ContactInfoGenerator.java b/zxing.appspot.com/src/com/google/zxing/web/generator/client/ContactInfoGenerator.java
index b2b33b81e..ea9e1b4d2 100644
--- a/zxing.appspot.com/src/com/google/zxing/web/generator/client/ContactInfoGenerator.java
+++ b/zxing.appspot.com/src/com/google/zxing/web/generator/client/ContactInfoGenerator.java
@@ -92,7 +92,7 @@ public final class ContactInfoGenerator implements GeneratorSource {
     output.append("MECARD:");
     maybeAppendMECARD(output, "N", name.replace(",", ""));
     maybeAppendMECARD(output, "ORG", company);
-    maybeAppendMECARD(output, "TEL", tel);
+    maybeAppendMECARD(output, "TEL", keepOnlyDigits(tel));
     maybeAppendMECARD(output, "URL", url);
     maybeAppendMECARD(output, "EMAIL", email);
     maybeAppendMECARD(output, "ADR", buildAddress(address, address2));
@@ -111,6 +111,10 @@ public final class ContactInfoGenerator implements GeneratorSource {
     return output.toString();
   }
   
+  private static String keepOnlyDigits(String s) {
+    return s == null ? null : s.replaceAll("[^0-9]+", "");
+  }
+  
   private static String buildAddress(String address, String address2) {
     if (!address.isEmpty()) {
       if (!address2.isEmpty()) {