Winchester 69s and 75s, Remington 500 series (510, 513, etc), Mossbergs of various models, which are often overlooked because they were not as popular but are usually good shooters. Most all of the later versions of the mentioned ones usually have grooved receivers.
The triggers on any of them may require a little work depending on your expectations.

drover

223 Rem, my favorite cartridge - you can't argue with truckloads of dead PD's and gophers.

24hourcampfire.com - The site where there is a problem for every solution.