\documentclass{article}
\usepackage{times,pstcol}
\usepackage[pdfmark]{hyperref}
\begin{document}
\psset{unit=1in}
\begin{pspicture}(0,0)(6,6)
\psgrid
\rput(0,0){\hypertarget{one}{0,0}}
\rput(3,3){\hypertarget{two}{3,3}}
\rput(6,6){\hypertarget{three}{6,6}}
\end{pspicture}
\newpage
See \hyperlink{one}{0,0};
\hyperlink{two}{3,3}.
\hyperlink{three}{6,6};
\end{document}