Sorry if this is already posted, but seaturtle.org has their iPhone availability tracker up. Input your zip code and desired model for a current available listing at your area Apple Stores.
http://www.seaturtle.org/idevice/?zip=76182&part=MGAR2
You can also check on istocknow.com
http://www.istocknow.com/us
http://www.seaturtle.org/idevice/?zip=76182&part=MGAR2
You can also check on istocknow.com
http://www.istocknow.com/us