Let’s take Azuki as an example.

Go to the blockchain contract browser. Here for Azuki is https://etherscan.io/.

Type the NFT collection name in the search bar.

Click the token to check the contract address.

Here you go! Contract address!

You can also directly locate the contract browser on NFT collection webpage.

Let’s take Opensea as an example.

Open an NFT collection page, you’ll find the website icon that will lead you to the corresponding contract browser.

On the contract browser, you will find the contract address.