The command arp -an lists the IP and MAC address of everyone on the network you’re connected to.
Chicago Wireless Networks
Another (shorter) list of wireless network names in Chicago, Illinois, USA:
00:02:2d:0c:03:53
101
12InteractiveWorldHQ
14wabash
1911
1Gary
2156
21JUMPSTREET
24-7STAR
24seven
2817Chicago
295
295-guest
Detroit Wireless Networks
A early, sorted (and somewhat large) list of wireless network names gathered in Detroit, Michigan, USA:
.
0022
0203
0231
08031959
08FX08006795
101
1155
13316
1606
1631
2046
2052
212b
2166
2204
22941
22WIRE283
BBC Ceefax
Images from the BBCs Ceefax service, an teletext service distributed over the TV band from 1974-2012.
Screenshots via: the fantastic and extensive Teletext Gallery