Looks like there is some specific anti yahoo rules in place.. you able to try from an alt email?

On Jun 7, 2012 9:04 PM, "Derek Trotter" <expat.arizonan@gmail.com> wrote:
I don't know who else to ask, but yesterday and today I've had trouble sending email to a friend who has a verizon.net address.  Verizon keeps rejecting them.  Here's what I get back from them.  I just don't know who else to ask.  Has anyone else had this trouble?

thanks

Message-id:<4FF90584.6030107@gmail.com>
 Date: Sat, 07 Jul 2012 20:59:00 -0700
 From: Derek<######@gmail.com>
 To: John<######@verizon.net>
 Subject: just checking

Your message cannot be delivered to the following recipients:

 Recipient address: @relay.verizon.yahoo.com:######@verizon.net
 Original address:######@verizon.net
 Reason: SMTP transmission failure has occurred
 Diagnostic code: smtp;554 Message not allowed - [320]
 Remote system: dns;mx1-vzn.mail.yahoo.com (TCP|206.46.172.79|34174|67.195.168.231|25) (mta1012.vzn.mail.ac4.yahoo.com ESMTP YSmtp service ready)


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