I don't think an RFC is needed. Unless I am mistaken, the + format, leaving out leading 0s was introduced by CCITT (now ITU) in the "Red Book" back in 1984, perhaps even in earlier works. Ole Ole J. Jacobsen Editor and Publisher, The Internet Protocol Journal Cisco Systems Tel: +1 408-527-8972 Mobile: +1 415-370-4628 E-mail: ole@xxxxxxxxx URL: http://www.cisco.com/ipj On Wed, 15 Apr 2009, Iljitsch van Beijnum wrote: > On 14 apr 2009, at 16:37, IETF Secretariat wrote: > > >Be sure to make your reservation at one of the Stockholm hotels the IETF > >has a block of rooms held. Cutoff dates for the blocks are relatively > >early. > > No kidding: some are next week. > > >Hotel information can be found at: > >http://www.ietf.org/meetings/75/hotels.html > > Some of the phone numbers have a (0) in there. Is this the European (0) which > means "if you don't know that you sometimes have to remove that 0 you will get > some unlucky soul on the line who doesn't know why he gets so many crank > calls" or the North American (xyz) which means it's a normal part of the > number? > > (My phone number in Holland used to be 31073... and it took me years to figure > out why people would keep calling me over and over again when they clearly > needed someone else. But this person apparently decided that +31(0)73... was a > good way to write down their number +3173... / 073...) > > Do we have an RFC for how to format phone numbers? > _______________________________________________ > Ietf mailing list > Ietf@xxxxxxxx > https://www.ietf.org/mailman/listinfo/ietf > _______________________________________________ Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf