The 28-year-old made 12 appearances for the Three Lions' Under-21s side between 2004 and 2007 and, although he remains uncapped at senior international level, feels that he has grown as a player this season to put himself more in the frame.
England assistant manager Ray Lewington has seen first-hand how much Routledge's game has progressed after attending a string of Swansea matches during 2012-13.
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"It's a nice boost [to know that] Ray has been watching but my only priority is playing well for Swansea. That's all I'm concentrating on and anything else is an added bonus.
"It's nice for the manager to show faith in me and this is the most settled I've been in my career. It's been going well this season and hopefully that can continue."
"On the field it makes sense but talking about it doesn't. Michael shows you once and straight away you understand because it's quite simple and very effective," the winger added of Laudrup's coaching methods.
"Michael plants ideas in your head but you pick up most of it when you see him in training.
"I feel my game's come on quite a bit. That comes with playing a lot."