diff --git a/telephony/java/android/telephony/PhoneNumberUtils.java b/telephony/java/android/telephony/PhoneNumberUtils.java
index 8b0a9de1632af..b0fa0f51a24c7 100644
--- a/telephony/java/android/telephony/PhoneNumberUtils.java
+++ b/telephony/java/android/telephony/PhoneNumberUtils.java
@@ -1385,7 +1385,7 @@ public class PhoneNumberUtils
      * Normalize a phone number by removing the characters other than digits. If
      * the given number has keypad letters, the letters will be converted to
      * digits first.
-     * 
+     *
      * @param phoneNumber
      *            the number to be normalized.
      * @return the normalized number.
@@ -1397,9 +1397,9 @@ public class PhoneNumberUtils
         int len = phoneNumber.length();
         for (int i = 0; i < len; i++) {
             char c = phoneNumber.charAt(i);
-            if (PhoneNumberUtils.isISODigit(c)) {
+            if ((i == 0 && c == '+') || PhoneNumberUtils.isISODigit(c)) {
                 sb.append(c);
-            } else if (c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z') {
+            } else if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')) {
                 return normalizeNumber(PhoneNumberUtils.convertKeypadLettersToDigits(phoneNumber));
             }
         }
diff --git a/telephony/tests/telephonytests/src/com/android/internal/telephony/PhoneNumberUtilsTest.java b/telephony/tests/telephonytests/src/com/android/internal/telephony/PhoneNumberUtilsTest.java
index 5ef1c69516bbd..88aa78ef3dab2 100644
--- a/telephony/tests/telephonytests/src/com/android/internal/telephony/PhoneNumberUtilsTest.java
+++ b/telephony/tests/telephonytests/src/com/android/internal/telephony/PhoneNumberUtilsTest.java
@@ -524,6 +524,7 @@ public class PhoneNumberUtilsTest extends AndroidTestCase {
         assertEquals("6502910000", PhoneNumberUtils.normalizeNumber("650 2910000"));
         assertEquals("1234567", PhoneNumberUtils.normalizeNumber("12,3#4*567"));
         assertEquals("8004664114", PhoneNumberUtils.normalizeNumber("800-GOOG-114"));
+        assertEquals("+16502910000", PhoneNumberUtils.normalizeNumber("+1 650 2910000"));
     }
 
 }