Hi - I answer from the OpenSmartRoute documentation: routing, the API, plans and quotas, self-hosting. Ask away, or open a support ticket if you need a person.
Grounded in the docs - follow a source before acting on it.
IRS 990 Nonprofit Data - Tool - OpenSmartRoute
Toolv1.1.0
IRS 990 Nonprofit Data
Nonprofit lookup and IRS 990 filing data: revenue, assets, and compensation via ProPublica