Its cheaper ( 3 usd ) on ebay to unlock the moto g. search for a seller with good feedback and you'll be 100% safe.
Device: Nexus4 E960 16GB [ Rooted L Preview ]
Device: Moto G XT1032 8GB [ 4.4.4 Stock Retail GB ]
Device: LG Gpad 8.3 v500 16GB [ 4.4.2 Rooted Stock ]
Device: HTC One M8 Gun Metal 16GB [ 4.4.2 with 6th Sense ]