If you want to secure copies of FSF code, they are available via ftp on prep.ai.mit.edu and numerous mirror sites including sunsite.unc.edu:/pub/gnu. They're also available (along with FSF books) from FSF directly.

The FSF can be reached at:

Free Software Foundation
675 Massachusetts Avenue
Cambridge, MA 02139-3309
USA
Tel: +1-617-876-3296
Fax: +1-617-492-9057
Email, and general info:
gnu@prep.ai.mit.edu

To order software and/or documentation in Japan:
japan-fsf-orders@prep.ai.mit.edu
Fax (in Japan)
0031-13-2473 (KDD)
0066-3382-0158 (IDC)