Semi-Professional and Professional photographers take note of CaFE. 
About CaFÉ™
“CaFÉ is the leading online application and jurying system for calls for entry. Launched in 2005, CaFÉ was designed by arts administrators to make the application and adjudication process more efficient. Today CaFÉ has grown into a robust call for entry site with open calls around the nation.”
“CaFÉ has approximately 170 art competitions and art contests call listings at any given time. CaFÉ is especially designed for the professional artist. Artists can sign up and create an artist portfolio for free. Next easily apply to multiple call for entries and then simply checkout. Manage the status of all your call for entries from a single dashboard. 

See: Call For Entry and Application Management for the Arts | CaFÉ