diff --git a/src/com/android/dialer/CallDetailActivity.java b/src/com/android/dialer/CallDetailActivity.java
index 05c1e7f..d0e18bf 100644
--- a/src/com/android/dialer/CallDetailActivity.java
+++ b/src/com/android/dialer/CallDetailActivity.java
@@ -55,6 +55,8 @@
 import com.android.contacts.common.CallUtil;
 import com.android.contacts.common.ClipboardUtils;
 import com.android.contacts.common.GeoUtil;
+import com.android.contacts.common.util.Constants;
+import com.android.contacts.common.util.UriUtils;
 import com.android.dialer.BackScrollManager.ScrollableHeader;
 import com.android.dialer.calllog.CallDetailHistoryAdapter;
 import com.android.dialer.calllog.CallTypeHelper;
@@ -450,7 +452,7 @@
                     nameOrNumber = firstDetails.number;
                 }
 
-                if (contactUri != null) {
+                if (contactUri != null && !UriUtils.isEncodedContactUri(contactUri)) {
                     mainActionIntent = new Intent(Intent.ACTION_VIEW, contactUri);
                     // This will launch People's detail contact screen, so we probably want to
                     // treat it as a separate People task.
diff --git a/src/com/android/dialer/calllog/ContactInfoHelper.java b/src/com/android/dialer/calllog/ContactInfoHelper.java
index 1041281..5d7aa1b 100644
--- a/src/com/android/dialer/calllog/ContactInfoHelper.java
+++ b/src/com/android/dialer/calllog/ContactInfoHelper.java
@@ -19,15 +19,25 @@
 import android.content.Context;
 import android.database.Cursor;
 import android.net.Uri;
+import android.provider.ContactsContract;
+import android.provider.ContactsContract.CommonDataKinds.Phone;
 import android.provider.ContactsContract.Contacts;
+import android.provider.ContactsContract.Directory;
+import android.provider.ContactsContract.DisplayNameSources;
 import android.provider.ContactsContract.PhoneLookup;
 import android.telephony.PhoneNumberUtils;
 import android.text.TextUtils;
+import android.util.Log;
 
+import com.android.contacts.common.util.Constants;
 import com.android.contacts.common.util.UriUtils;
 import com.android.dialer.service.CachedNumberLookupService;
+import com.android.dialer.service.CachedNumberLookupService.CachedContactInfo;
 import com.android.dialerbind.ServiceFactory;
 
+import org.json.JSONException;
+import org.json.JSONObject;
+
 /**
  * Utility class to look up the contact information for a given number.
  */
@@ -92,6 +102,7 @@
                 updatedInfo = new ContactInfo();
                 updatedInfo.number = number;
                 updatedInfo.formattedNumber = formatPhoneNumber(number, null, countryIso);
+                updatedInfo.lookupUri = createTemporaryContactUri(number);
             } else {
                 updatedInfo = info;
             }
@@ -100,6 +111,37 @@
     }
 
     /**
+     * Creates a JSON-encoded lookup uri for a unknown number without an associated contact
+     *
+     * @param number - Unknown phone number
+     * @return JSON-encoded URI that can be used to perform a lookup when clicking
+     * on the quick contact card.
+     */
+    private static Uri createTemporaryContactUri(String number) {
+        try {
+            final JSONObject contactRows = new JSONObject()
+                    .put(Phone.CONTENT_ITEM_TYPE, new JSONObject()
+                            .put(Phone.NUMBER, number)
+                                    .put(Phone.TYPE, Phone.TYPE_CUSTOM));
+
+            final String jsonString = new JSONObject()
+                    .put(Contacts.DISPLAY_NAME, number)
+                            .put(Contacts.DISPLAY_NAME_SOURCE, DisplayNameSources.PHONE)
+                            .put(Contacts.CONTENT_ITEM_TYPE, contactRows)
+                            .toString();
+
+            return Contacts.CONTENT_LOOKUP_URI.buildUpon()
+                    .appendPath(Constants.LOOKUP_URI_ENCODED)
+                    .appendQueryParameter(Constants.LOOKUP_URI_JSON, jsonString)
+                    .appendQueryParameter(ContactsContract.DIRECTORY_PARAM_KEY,
+                            String.valueOf(Long.MAX_VALUE))
+                    .build();
+        } catch (JSONException e) {
+            return null;
+        }
+    }
+
+    /**
      * Looks up a contact using the given URI.
      * <p>
      * It returns null if an error occurs, {@link ContactInfo#EMPTY} if no matching contact is