http://www.metafilter.com/tags/subscribertrunkdialling Posts tagged with 'subscribertrunkdialling' at MetaFilter. Sun, 19 Sep 2004 05:37:17 -0800 Sun, 19 Sep 2004 05:37:17 -0800 en-us http://blogs.law.harvard.edu/tech/rss 60 http://www.metafilter.com/35697/Airport%2DIdentifier%2DCodes <a href="http://www.skygod.com/asstd/abc.html">From LGW to ORD</a> Where do three letter airport codes come from? This guy knows. And: <a href="http://www.sigtel.com/tel_hist_earlystd.html">origins</a> of British subscriber trunk dialling codes. tag:metafilter.com,2004:site.35697 Sun, 19 Sep 2004 05:37:17 -0800 airportcodes subscribertrunkdialling carter