Online registration for summer classes and activities begins at 12:01 a.m. on May 16 for Loudoun residents. You can register in person during normal operating hours at any PRCS center or manned park, as well as the administrative office in Leesburg. Registration forms can also be mailed to Loudoun County PRCS 215 Depot Court, SE, Leesburg, VA 20175. You can view the activity guide at www.loudoun.gov/prcs or pick up a copy at your local PRCS center or manned park. Copies are also available at the PRCS administrative office and county libraries. Obtain your household account information and register online at www.loudoun.gov/webtrac. Registration for non-county residents begins May 23.