Office Hours:
Monday through Friday
7:30 a.m. to 4:00 p.m. Central Time

By Telephone
Aircraft Registration / N-Number Information and Assistance
Toll Free Long Distance(866) 762-9434
International & Local Oklahoma City Area(405) 954-3116
Government FTS (405) 954-3116

By Fax
(405) 954-3548
(405) 954-8068

By E-Mail
E-Mail Aircraft Registration Branch

By U.S. Postal Service, Regular and Priority Mail:
FAA Aircraft Registration Branch, AFS-750
P.O. Box 25504
Oklahoma City, OK 73125-0504

By Commercial Delivery Services:
FAA Aircraft Registration Branch, AFS-750
Registry Building Room 118
6425 South Denning
Oklahoma City, OK 73169-6937

In Person for Aircraft Records Research:
Aircraft registration records may be reviewed in the Registry's Public Documents Room, at the FAA Mike Monroney Aeronautical Center in Oklahoma City, Oklahoma. For information about scheduling a visit, see the "How do I schedule a visit to the Public Documents Room for aircraft records research?" in the Aircraft Registration FAQs.