The hard-to-find iPhone 5s now has immediate availability in the online Apple Store if you opt for in-store pickup.

We mentioned last week that Apple is said to be adding a store pickup availability check to its Apple Store app. This hasn’t yet made it into the App Store, but you can use the website to check availability – see the screenshot below the fold … 

To check availability for in-store pickup, spec-up your phone first, then click the Check Availability link beneath the green Continue button:

Screen Shot 2013-09-23 at 13.34.37

You’ll be asked for your zip code to check stores close to you.

Let us know in comments if you find immediate availability on the gold ones, whose popularity seems to have taken Apple by surprise.