There are several cryptocurrency trading platforms available in Calgary, Canada for individuals looking to buy, sell, and trade digital currencies. Some of the popular platforms include:

1. Bitbuy: Bitbuy is a Canadian cryptocurrency exchange that allows users to easily buy, sell, and trade a variety of digital currencies. The platform offers competitive fees and a user-friendly interface, making it a popular choice for those new to cryptocurrency trading.

2. NDAX: NDAX is another Canadian cryptocurrency exchange that provides users with a secure and reliable platform for trading digital currencies. The exchange offers a wide range of cryptocurrencies to choose from and has low trading fees, making it an attractive option for both beginners and experienced traders.

3. CoinField: CoinField is a cryptocurrency exchange based in Canada that offers a variety of digital assets for trading. The platform is known for its user-friendly interface and competitive fees, making it a popular choice for Canadian traders.

4. Coinberry: Coinberry is a cryptocurrency trading platform that allows users to easily buy and sell digital currencies with Canadian dollars. The platform is known for its security features and user-friendly interface, making it a popular choice for those looking to trade cryptocurrencies in Calgary.

5. Kraken: Kraken is a popular global cryptocurrency exchange that is available to users in Canada. The platform offers a wide range of digital currencies for trading and has competitive fees, making it a popular choice for experienced traders.

These are just a few of the cryptocurrency trading platforms available in Calgary, Canada. It is important to research and compare different platforms to find the one that best suits your trading needs and preferences. Additionally, it is recommended to use platforms that are regulated and have a good reputation in the cryptocurrency community to ensure the security of your funds.