n4a.net
An ageing population guarantees demand for decades, and the aging services field already uses these three characters as standard shorthand, with area agencies on aging writing them daily.
That’s a sector with substantial public funding and a large provider network. Care coordination software, benefits navigation tools, transport and meal programmes, caregiver support platforms. All of them sell to people who read N4A without hesitation.
Outside that reading it works as network for all, news for analysts, or nodes for applications, on the .net where technical and service businesses sit comfortably.
Three characters, existing professional currency, and an extension that fits a platform or service business without any loss of standing.
Listed for sale. Offers welcome.