\documentclass{chletter}

%%\usepackage[english,black]{chextras}

\author{My name}
\address{My address\\My City}
\telephone{My phone\\My email}
\date{My location, \today}

\begin{document}
\begin{letter}{Name\\Address\\City}

\opening{Dear \toname,}

Body text.

\closing{Yours truly,}

\encl{Enclosures}
\cc{Other recipients}

\end{letter}
\end{document}