//跳转到系统联系人应用 
Intent intent = new Intent(Intent.ACTION_PICK, 
          ContactsContract.Contacts.CONTENT_URI); 
      try { 
        startActivityForResult(intent, Contacts1RequestCode); 
      } catch (Exception e) { 
        LogManager.e("打开联系人信息失败"); 
      } 

<uses-permission android:name="android.permission.READ_CONTACTS" /> 

protected void onActivityResult(int requestCode, int resultCode, Intent data) { 
    super.onActivityResult(requestCode, resultCode, data); 
    if (Contacts1RequestCode == requestCode) {// 取联系信息返回 
      if (resultCode == RESULT_OK) { 
        Uri contactData = data.getData(); 
        Cursor cursor = getContentResolver().query(contactData, null, 
            null, null, null); 
        //Key联系人姓名,Value联系人手机号 
        Map<String, String> phoneMap = this.getContactPhone(cursor); 
        if (!cursor.isClosed()) { 
          cursor.close(); 
        } 
        if (null != phoneMap && !phoneMap.isEmpty()) { 
          Set<String> keySet = phoneMap.keySet(); 
          if (null != keySet && !keySet.isEmpty()) { 
            Object[] keys = keySet.toArray(); 
            String phoneName = (String) keys[0]; 
            String phoneNo = phoneMap.get(phoneName); 
          } 
        } 
      } 
    } 
  } 

/** 
   * 获取联系人姓名及手机号 
   * 
   * @param cursor 
   * @return Key为联系人姓名,Value为联系人手机号 
   */ 
  private Map<String, String> getContactPhone(Cursor cursor) { 
    Map<String, String> resultMap = new HashMap<String, String>(); 
    String phoneName = null;// 姓名 
    String mobilePhoneNo = null;// 手机号 
 
    if (null != cursor) { 
      cursor.moveToFirst(); 
 
      // 获得联系人的ID号 
      int idFieldIndex = cursor 
          .getColumnIndex(ContactsContract.Contacts._ID); 
      String contactId = cursor.getString(idFieldIndex); 
      // 联系人姓名 
      int idphoneNameIndex = cursor 
          .getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME); 
      phoneName = cursor.getString(idphoneNameIndex); 
 
      // 获得联系人的电话号码的cursor; 
      Cursor allPhones = getContentResolver().query( 
          ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null, 
          ContactsContract.CommonDataKinds.Phone.CONTACT_ID + "=?", 
          new String[] { contactId }, null); 
 
      // 所以联系电话（包话电话和手机号） 
      List<String> allPhoneNumList = new ArrayList<String>(); 
      if (allPhones.moveToFirst()) { 
 
        // 遍历所有的电话号码 
        for (; !allPhones.isAfterLast(); allPhones.moveToNext()) { 
          int telNoTypeIndex = allPhones 
              .getColumnIndex(ContactsContract.CommonDataKinds.Phone.TYPE); 
          int telNoType = allPhones.getInt(telNoTypeIndex); 
 
          int telNoIndex = allPhones 
              .getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER); 
          String telNo = allPhones.getString(telNoIndex); 
          allPhoneNumList.add(telNo); 
 
          if (2 == telNoType) {// 手机号（原生态的SDK定义：mobile是2，home是1，work是3，other是7） 
            mobilePhoneNo = telNo; 
            break; 
          } 
        } 
        if (!allPhones.isClosed()) { 
          allPhones.close(); 
        } 
 
        if (null == mobilePhoneNo) {// 没有存贮手机号 
          if (!allPhoneNumList.isEmpty()) {// 存在其它号码 
            for (String tel : allPhoneNumList) { 
              if (VerifyKit.isLegal(FormatType.MobilePhone, tel)) {// 取属于手机号格式 
                mobilePhoneNo = tel; 
                break; 
              } 
            } 
          } 
        } 
      } 
      if (!cursor.isClosed()) { 
        cursor.close(); 
      } 
 
      resultMap.put(phoneName, mobilePhoneNo); 
    } 
    return resultMap; 
  }