Unless its a server wide issue which would effect everybody then the chances are it is a problem caused by the size of your city coupled with the ancient copper wires that the internet is travelling along.
I found switching to an SSD helped along with ensuring QOS was on with broadband.
Once they migrate to HTML5 you should find things better in general
There is a bunch of better things, considering almost anything is possible to create with html. Some of the things making html better is: Responsiveness, lighter code and cpu usage , browser compatible, and SEO Friendly