JiWire (http://www.jiwire.com) bills itself as "Your guide to Wi-Fi." They provide a large list of hotspots and many articles on the various aspects of Wi-Fi.
Many Personal Telco nodes are listed on JiWire, and we'd like to get all of them there. If you have a PTP node that you'd like to have listed on JiWire, please send an e-mail to MichaelWeinberg with the information listed below:
<List to come>