Brug:
SELECT telephone_number
FROM table
WHERE telephone_number REGEXP '^1[() -]*[[:digit:]]{3}[() -]*[[:digit:]]{3}[() -]*[[:digit:]]{4}$';
Reference:
Brug:
SELECT telephone_number
FROM table
WHERE telephone_number REGEXP '^1[() -]*[[:digit:]]{3}[() -]*[[:digit:]]{3}[() -]*[[:digit:]]{4}$';
Reference: