U.S. Embassy Madrid
Calle Serrano, 75
28006 Madrid, Spain
Telephone: (34) 91 587 2240
Emergency after-hours telephone: (34) 91 587 2200 
Ask to speak to the duty officer if you need emergency assistance outside business hours.
Facsimile: (34) 91 587 2303
E-mail: askacs@state.gov