Region of PDF Services

On this page: https://developer.adobe.com/document-services/docs/overview/pdf-services-api/howtos/service-region-configuration-for-apis/

I've found that when using PDF Services you can choose between server in US and Europe. For my use case "Europe" is not specific enoguh, because of privacy reasons, I need to know where (which country) this server(s) actually is.