NAC Geographic Products Inc.
NAC Geographic Products Inc. is the leading GIS software developer and digital map provider. It has numerous GIS software such as NACGIS, Free Online Map Server - NACMAP providing interactive maps and full size maps, Free Online Lon/Lat <=> UTM <=> NAC Converter, geodetic datum converter, navigation software, world maps, US maps, Canada maps, world information system, as well as graphics and animation software etc.
UTM, Longitude/Latitude and NAC Converter - J2DPOint
UTM, Longitude/Latitude and NAC can be converted on-line now. J2DPoint is a free GIS software for everybody. You can place it on your web site or give it to whomever you want.