zenCart - Hide Available Shipping Methods table until Shipping Estimator runs ( /includes/templates/YOUR_TEMPLATE/templates/tpl_modules_shipping_estimator.php)

tpl_modules_shipping_estimator.php

<?php
//This is a replacement for the /includes/templates/YOUR_TEMPLATE/templates/tpl_modules_shipping_estimator.php. 
//There are two areas that were changed, just look for the //-bof and //-eof comments
// Use when you don't want the Available Shipping Methods table to display on the
//http://yoursite(dot)com/index(dot)php? main_page=shopping_cart page until you enter the location and postal code 
//information. This way all the available shipping methods are displayed together. (flat rates as well as UPS) 
      }
    }
    if($_SESSION['cart']->get_content_type() == 'virtual'){
?>
<?php echo CART_SHIPPING_METHOD_FREE_TEXT .  ' ' . CART_SHIPPING_METHOD_ALL_DOWNLOADS; ?>
<?php
    }elseif ($free_shipping==1) {
?>
<?php echo sprintf(FREE_SHIPPING_DESCRIPTION, $currencies->format(MODULE_ORDER_TOTAL_SHIPPING_FREE_SHIPPING_OVER)); ?>
<?php
    }else{
//-bof-No display until country/state/zip are entered (1 of 2)
      if (($selected_country == 0 || ($selectedState == '' && $state_zone_id == 0) || $zip_code == '')  && (!$_SESSION['customer_id'])) {
        if (!defined(TEXT_ENTER_ALL_VALUES)) define ('TEXT_ENTER_ALL_VALUES', 'Please select your country, state and zipcode so that we can can retrieve an accurate shipping estimate.');
        echo '<p>' . TEXT_ENTER_ALL_VALUES . '</p>';
      } else {
//-eof-No display until country/state/zip are entered (1 of 2)
?>
<table width="100%" border="1" cellpadding="2" cellspacing ="2">
<?php if ($_SESSION['customer_id'] < 1 ){ ?>
    <tr>
      <td colspan="2" class="seDisplayedAddressLabel">
        <?php echo CART_SHIPPING_QUOTE_CRITERIA; ?><br />
        <?php echo '<span class="seDisplayedAddressInfo">' . zen_get_zone_name($selected_country, $state_zone_id, '') . ($selectedState != '' ? ' ' . $selectedState : '') . ' ' . $order->delivery['postcode'] . ' ' . zen_get_country_name($order->delivery['country_id']) . '</span>'; ?>
      </td>
    </tr>
<?php } ?>
     <tr>
       <th scope="col" id="seProductsHeading"><?php echo CART_SHIPPING_METHOD_TEXT; ?></th>
       <th scope="col" id="seTotalHeading"><?php echo CART_SHIPPING_METHOD_RATES; ?></th>
     </tr>
<?php
      for ($i=0, $n=sizeof($quotes); $i<$n; $i++) {
        if(sizeof($quotes[$i]['methods'])==1){
          // simple shipping method
          $thisquoteid = $quotes[$i]['id'].'_'.$quotes[$i]['methods'][0]['id'];
?>
     <tr class="<?php echo $extra; ?>">
<?php
          if($quotes[$i]['error']){
?>
         <td colspan="2"><?php echo $quotes[$i]['module']; ?>&nbsp;(<?php echo $quotes[$i]['error']; ?>)</td>
       </tr>
<?php
          }else{
            if($selected_shipping['id'] == $thisquoteid){
?>
         <td class="bold"><?php echo $quotes[$i]['module']; ?>&nbsp;(<?php echo $quotes[$i]['methods'][0]['title']; ?>)</td>
         <td class="cartTotalDisplay bold"><?php echo $currencies->format(zen_add_tax($quotes[$i]['methods'][0]['cost'], $quotes[$i]['tax'])); ?></td>
       </tr>
<?php
            }else{
?>
          <td><?php echo $quotes[$i]['module']; ?>&nbsp;(<?php echo $quotes[$i]['methods'][0]['title']; ?>)</td>
          <td class="cartTotalDisplay"><?php echo $currencies->format(zen_add_tax($quotes[$i]['methods'][0]['cost'], $quotes[$i]['tax'])); ?></td>
       </tr>
<?php
            }
          }
        } else {
          // shipping method with sub methods (multipickup)
          for ($j=0, $n2=sizeof($quotes[$i]['methods']); $j<$n2; $j++) {
            $thisquoteid = $quotes[$i]['id'].'_'.$quotes[$i]['methods'][$j]['id'];
?>
    <tr class="<?php echo $extra; ?>">
<?php
            if($quotes[$i]['error']){
?>
         <td colspan="2"><?php echo $quotes[$i]['module']; ?>&nbsp;(<?php echo $quotes[$i]['error']; ?>)</td>
       </tr>
<?php
            }else{
              if($selected_shipping['id'] == $thisquoteid){
?>
         <td class="bold"><?php echo $quotes[$i]['module']; ?>&nbsp;(<?php echo $quotes[$i]['methods'][$j]['title']; ?>)</td>
         <td class="cartTotalDisplay bold"><?php echo $currencies->format(zen_add_tax($quotes[$i]['methods'][$j]['cost'], $quotes[$i]['tax'])); ?></td>
       </tr>
<?php
              }else{
?>
        <td><?php echo $quotes[$i]['module']; ?>&nbsp;(<?php echo $quotes[$i]['methods'][$j]['title']; ?>)</td>
        <td class="cartTotalDisplay"><?php echo $currencies->format(zen_add_tax($quotes[$i]['methods'][$j]['cost'], $quotes[$i]['tax'])); ?></td>
      </tr>
<?php
              }
            }
          }
        }
      }
?>
</table>
<?php
   }
//-bof-No display until country/state/zip are entered (2 of 2)
   }
//-eof-No display until country/state/zip are entered (2 of 2)
  }
?>
</form>
</div>

Use when you don't want the Available Shipping Methods table to display on the
http: // yoursite(dot)com/index(dot)php? main_page=shopping_cart page until you enter the location and postal code information. This way all the available shipping methods are displayed together. (flat rates as well as UPS)

See: http://www.zen-cart.com/showthread.php?198719-Hide-Available-Shipping-Methods-table-until-Shipping-Estimator-runs&p=1219655#post1219655