SCLIST (Resource Kit)

List Services

Syntax
      SCLIST [options] [ComputerName]

Key
            -r  : Display only running services

            -s  : Display only stopped services

   ComputerName : The computer running the services 
                  (default = %ComputerName% )

Related:

NET - Manage network resources
SC - Service Control
NETSVC - Command-line Service Controller (Win 2K ResKit)
Powershell: Get-Service - Get a list of services
Equivalent bash command (Linux): ps - process status