Apple iPhone 5C will be available from 20th Sep 2013. If you want an unlocked Apple iPhone 5C without contract then T-Mobile is offering it in US.

Apple iPhone 5C

Model – A1532 (GSM)

It comes with two options

1-      With T-Mobile Nano SIM Card (you need to contact Apple retail shop or T-Mobile retail shop to activate it )

2-      Without SIM card (You have to insert a GSM supported Nano SIM card)

Apple iPhone 5C price unlocked and contract free (only for T-Mobile)

Price of 16GB iPhone 5C – $549

Price of 32GB iPhone 5C – $649

Note: – Price are shown as on 12-Sep 2013

Source