woocommerce/templates/emails/email-addresses.php

<table cellspacing="0" cellpadding="0" style="width: 100%; vertical-align: top;" border="0">

	<tr>

		<td valign="top" width="50%">

			<h3><?php _e('Billing address', 'woocommerce'); ?></h3>
	
			<p><?php echo $order->get_formatted_billing_address(); ?></p>
			
		</td>

		<?php if ( get_option( 'woocommerce_ship_to_billing_address_only' ) == 'no' ) : ?>

		<td valign="top" width="50%">

			<h3><?php _e('Shipping address', 'woocommerce'); ?></h3>
	
			<p><?php echo $order->get_formatted_shipping_address(); ?></p>
		
		</td>	
			
		<?php endif; ?>

	</tr>
	
</table>