8Wireless voice, data and messaging services on Samsung Unlocked Galaxy S8, Galaxy S8+, Galaxy S7 and Galaxy S7 edge devices are compatible with most major U.S. GSM and CDMA networks. For these devices, wireless services are available on GSM networks such as AT&T and T-Mobile and CDMA networks such as Verizon, Sprint, and US Cellular®
Took a day to resolve, but Boost_MasielQ followed up on my posts, and has me working!!!
Hope the info I posted here will help if anyone else experiences this issue.