Yes, you can.
You cannot e-file. Depending on your citizenship, you either pay tax to the Commonwealth, or to the US.
If you're paying US tax and are due a refund, mail your return to
Department of the Treasury
Internal Revenue Service
Austin, TX 73301-0215
USA
If you're paying US tax and owe, mail your return to
Internal Revenue Service
P. O. Box 1303
Charlotte, NC 28201-1303
USA
If you're paying Commonwealth tax, no matter whether you owe or are getting a refund, mail your return to
Department of Finance
Division of Revenue and Taxation
Commonwealth of the Northern Mariana Islands
P.O. Box 5234 CHRB
Saipan, MP 96950
See Certain
Territories Taxation, about halfway through, for specific instructions.