SELECT customer_phone FROM available_policies WHERE policy_type_code  =  (SELECT policy_type_code FROM available_policies GROUP BY policy_type_code ORDER BY count(*) DESC LIMIT 1)
What are all the customer phone numbers under the most popular policy type?
SELECT customer_phone FROM available_policies WHERE policy_type_code = ( SELECT policy_type_code FROM available_policies GROUP BY policy_type_code ORDER BY count ( * ) DESC LIMIT 1 )
select customer_phone from available_policies where policy_type_code = ( select policy_type_code from available_policies group by policy_type_code order by count ( * ) desc limit value )
What are all the customer phone numbers under the most popular policy type ?