02.10.2011 Community Riverhead Little League registration extended By Times Review Share on Facebook Facebook Created with Sketch. Share on Twitter Twitter Created with Sketch. Share via email Mail Created with Sketch. Due to the inclement weather, mail-in registration for Riverhead Little League’s 2011 season has been extended to March 4. Registration forms can be download from the Riverhead Little League web site. Click on the Forms and Handouts link.