This video clip shows that a Verizon Iphone 6 (CDMA) functions on the new Cricket Wireless (GSM). This shows that the Verizon Iphone 6 looks to be factory unlocked as I did not request an unlock.
It is a product A1549 (CDMA)
Verizon hyperlink on their unlock coverage – http://www.verizonwireless.com/aboutus/determination/basic safety-protection/device-unlocking-coverage.html
** Verizon Wireless is a trademark of Verizon Trademark Services, LLC
*** Cricket is a trademark of Cricket Wireless LLC