Any good Plumbing services are ones that get the job done without any shenanigans. Typically they offer a reasonable or solid price, reliable service, and as said, get the job done. There are 2 options I see, as the best to find a good plumbing service, you may either ask around to friends, family, neighbors and co-workers. Or, you may search up on the internet local plumbing services, gather estimates for what your plumbing issues are and see which price is the cheapest, so you can save money, and a working plumbing system!