前スレ

●市外局番の謎●
http://society.2ch.net/test/read.cgi/regulate/1002020834/
●市外局番の謎● Part2
http://society3.2ch.net/test/read.cgi/regulate/1051706967/
●市外局番の謎● Part3
http://society6.2ch.net/test/read.cgi/regulate/1128746017/
●市外局番の謎● Part4
http://kamome.2ch.net/test/read.cgi/regulate/1188738490/