Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!rutgers!sun-barr!texsun!texbell!vector!telecom-gateway From: ficc!peter@uunet.uu.net Newsgroups: comp.dcom.telecom Subject: NXX, N1X, N0X, ... Message-ID: Date: 7 Jun 89 01:35:26 GMT Sender: news@vector.Dallas.TX.US Lines: 9 Approved: telecom-request@vector.dallas.tx.us X-Submissions-To: telecom@eecs.nwu.edu X-Administrivia-To: telecom-request@vector.dallas.tx.us X-TELECOM-Digest: volume 9, issue 189, message 5 of 6 I'm curious anout this terminology. Why two symbols for unspecified digits, here? Why N1X rather than N1N or X1X? And why NXX rather than any other combination on Ns and Xes? Does this mean anything, or is it just traditional? --- Peter da Silva, Xenix Support, Ferranti International Controls Corporation. Business: uunet.uu.net!ficc!peter, peter@ficc.uu.net, +1 713 274 5180. Personal: ...!texbell!sugar!peter, peter@sugar.hackercorp.com.