No to nit picks, but do zip codes share the same boundaries as municipalities?
How about an anycast address implement(ed|able) by every network provider that would return a zipcode?
$ telnet 10.255.255.254 Connected 33709 Disconnected. $
Cheers, -- jra
-- Alex Rubenstein, AR97, K2AHR, [EMAIL PROTECTED], latency, Al Reuben Net Access Corporation, 800-NET-ME-36, http://www.nac.net
