Are there any Americans using this service and the eOS?

[piero]

You mean « officially supported »
I share others list

• • List of Officialy Supported devices
• • List of Official upgrade Test builds
• • List of Unofficial /e/ builds from the community part 1
• • List of Unofficial /e/ builds from the community part 2
    ( include at the end, a List of Unofficial Upgrade for officially supported devices)
• • List of Custom /e/ builds from the community
• • List of devices Maintained / Discontinued by LineageOS
• • List of requested devices

GSI /Device support (Project Treble)
.