service.
retention time: 45 days or 70+
price: 45days for 14.95$ per month, 70+ for 19.95$ a month
Giganews - Best Usenet server provider, but comes at a cost. Premium membership is the only one you should get.
retention time: 90 days
price: 24.95$ per month
Usenetserver - Offers a 3day trial of Usenet for 3 dollars. If you just want to give it a try great offer here.
retention time: 30 days
price: 3$ for 3 days, 14.95$ per month