Hoefler & Frere-Jones did a some custom typefaces for them a while back. This is probably one of them. You might try something in the Univers family for an alternative.

You could also try:
http://new.myfonts.com/fonts/mvbfonts/solano-gothic-mvb/

Pulled the font name from a true PDF posted in another thread and it appears to be a custom font called ’Tungsten-Medium’.

http://typophile.com/node/60752

I just wanted to update this, since visiting H&FJ’s site moments ago, I was pleasantly greeted with the news of this: http://www.typography.com/fonts/font_overview.php?productLineID=100035

I was just going to post.. someone tweeted about this exact same font earlier today and I followed it to the following..

http://www.typography.com/fonts/font_styles.php?productLineID=100035&cpu...

:-)

:-) x 2