STPD

STPD is an abbreviation for:

Police Departments

 * Southold Town Police Department
 * Southampton Town Police Department
 * Sor-Trondelag Police District, Trondheim, Norway

Other

 * SCSI Pass-Through Direct
 * Short ton per day
 * SMK Tinggi Port Dickson (a high school in Port Dickson, Malaysia).
 * Schizotypal personality disorder