1. Any returning pilgrims who believe their constitutional rights have been violated should call CAIR's "Hajji Hotline" at 1-800-784-7526. During business hours, the hotline number rolls over to CAIR's Washington, D.C., switchboard. After hours during the Hajj, a recording will give cell phone numbers for CAIR civil rights staff and the latest information on the legal rights of U.S. citizens at border crossings.