Office Hours:

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

By Telephone:
Part 47 (forms based) 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:

Aircraft Registration Branch – for part 47 Registration and N-number Questions

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.

Small Unmanned Aircraft Registration:

Effective December 21, 2015, anyone who owns a small unmanned aircraft of a certain weight must register with the Federal Aviation Administration's Unmanned Aircraft System (UAS) registry before they fly outdoors.

Review the UAS Registration FAQs to learn more about the program.

If assistance is needed with registration, email Live phone support is available from 10am-6pm Eastern, five days a week. Phone assistance is available at 877-396-4636 or international (703) 574-6777.