JSFiddle - React, Tailwind, and code Playground

JavaScript

var str = 'a:3:{i:0;s:14:"(111)111-11-11";i:1;s:14:"(222)222-22-22";i:2;b:0;}',
    re = /"(.+?)"/ig,
    parseRezult = re.exec(str),
    arr = [];

while ( parseRezult ) {
    if ( parseRezult[1] ) {
        arr.push(parseRezult[1]);
    }
        
    parseRezult = re.exec(str);
}

for (var i = 0; i < arr.length; i += 1) {
    document.write(arr[i]+'<br>');
}