TLD List - Compare Prices of All Top-Level Domains
Domcomp - No-nonsense domain price comparisons, updated daily
PorkBun - Porkbun is an amazingly awesome ICANN accredited domain name registrar based out of Portland, OR. We're different, we're easy, and we're affordable. Use us, you won't be sorry. If you don't use us we'll be sad, but we'll still love you.
NameSilo - Domain registration. That's it! And that's what makes it special.
Domnest - Compare Domain, Hosting, and SSL Prices in one place. Use different price comparison tools to compare and find the cheapest service provider for your website
Webhostingbids - Hosting Index, All top level domain pricing comparison, cheapest register, transfer and renew prices.