Route marker for <b>National Route 63</b> (<b>N63</b>) the route designation for <a href="https://en.wikipedia.org/wiki/Dr._A._Santos_Avenue" class="extiw" title="en:Dr. A. Santos Avenue"> Dr. A. Santos Avenue</a> (Sucat Road).
<a href="https://en.wikipedia.org/wiki/Department_of_Public_Works_and_Highways" class="extiw" title="en:Department of Public Works and Highways">Department of Public Works and Highways</a>, <a href="//commons.wikimedia.org/w/index.php?title=User:Frjworld&amp;action=edit&amp;redlink=1" class="new" title="User:Frjworld (page does not exist)">Frjworld</a>, <a href="//commons.wikimedia.org/wiki/User:Hushskyliner" title="User:Hushskyliner">Hushskyliner</a> and <a href="//commons.wikimedia.org/wiki/User:HueMan1" title="User:HueMan1">HueMan1</a>
Sign dimensions from <i>Highway Safety Design Standards: Part 2 : Road Signs and Pavement Markings</i>, page A78