\documentclass[]{report}

\usepackage[french]{babel}
\usepackage{lmodern} % police latin modern
\usepackage[utf8]{inputenc} % encodage d'entrée (document)
\usepackage[T1]{fontenc} % encodage de sortie (rendu)
\usepackage{graphicx} % insertions d'images
\usepackage[papersize={22cm, 11cm}, top=1cm, left=1cm, bottom=1cm]{geometry}
\pagestyle{empty}

\begin{document}
	\setlength{\parindent}{0cm}
	\includegraphics{ordipolo.png}\\
	\large\textbf{Dépannage informatique - Assistance à domicile}

	\setlength{\parindent}{7,9cm}		
	\begin{minipage}[b][5,8cm]{12cm}
		\LARGE{M. Truc\\3, rue Machin\\\\\\}
		\LARGE{2 \ 9 \ 0 \ 0 \ 0 \ \ \ \ QUIMPER}
	\end{minipage}
\end{document}