Originally Posted by
gfunkdave
In the US, Verizon will only activate phones on its network that it originally sold.
Nonetheless, the Verizon iPhone 5s will do CDMA roaming on CDMA networks in the US and overseas per Verizon's roaming agreements.
It's too bad you can't buy a Verizon 5s for full price from Apple. But for those shopping on Craigslist or eBay and can find a clean ESN unit, it's worth considering.
Here's the bandwidth/spectrum summary on both the Model A1533 [both CDMA and GSM versions] sold stateside:
http://www.apple.com/iphone/LTE/