Identify Polish mobile phone numbers

gistfile1.sql

SELECT COUNT(*)
FROM customer
WHERE is_active = 1
AND (
	register_phone LIKE '50%'
	OR register_phone LIKE '51%'
	OR register_phone LIKE '53%'
	OR register_phone LIKE '57%'
	OR register_phone LIKE '60%'
	OR register_phone LIKE '66%'
	OR register_phone LIKE '69%'
	OR register_phone LIKE '72%'
	OR register_phone LIKE '73%'
	OR register_phone LIKE '78%'
	OR register_phone LIKE '79%'
	OR register_phone LIKE '88%'
);