Maryland, 442 U.S. 735, 99 S.Ct. 2577, 61 L.Ed.2d 220 (1979) (holding no reasonable expectation of privacy in phone numbers dialed); Assoc. Press v. U.S. Dep't of Defense, 554 F.3d 274 (2009) (finding Guantanamo detainees enjoy a privacy interest in the nondisclosure of their names and identifying information in reco