jQuery Simple Example

HTML

<script src="//www.addressfinder.co.nz/assets/v2/widget.js"></script>

JavaScript

var list = {134 : "A",140 : "B",131 : "C"};

// 1 - property to list
list = Object.keys(list).map(
    function(key) {
         return { num : key , char : list[key]};;
     });

console.debug(list);
// 2 - sorting the list
var sorted = list.sort(function(a, b) {
            if(a.char < b.char) return -1; return 1;
        });
        
// 3 output
jQuery.each(sorted, function(index, obj) { 		
		console.log(obj.num + " - " + obj.char);
	});