The
wiki has a couple more
And of course my favorite method ... drum roll ... Push directly to the network by contacting nodes via a simple code. Basically the "Sending a transaction: tx" part of
bitcoins hard way article.
Thanks for the information, I've updated the OP and I'm just combing the Wiki for additional URL's.
(Have also added Moloch's
Bitcoin Transaction Broadcaster http://services.moloch.net/broadcast but am getting
Failed To Connect: Connection Refused error message.