Hacker News Reader

Or better yet, a VOIP provider that pays you for incoming calls.

The number seems to be owned by Level3, so its likely that its a VOIP line unless Level3 does regular phone circuits in the Denver area. (Source: http://www.telcodata.us/search-area-code-exchange-detail?npa...)

Just remember that there is a NSA location in Denver, Colorado.

Just about any major city will have an intelligence office of some kind.

I'm pretty sure the NSA has better ciphers for phones than poorly coded ASCII. Isn't there an art installation at the NSA that still hasn't been cracked after 20 years?

You're thinking of the Kryptos sculpture, which is at CIA headquarters in Langley, Virginia (http://en.wikipedia.org/wiki/Kryptos); "of the four messages, three have been solved"; it was installed in November 1990, so it's been almost 22 years.