Texas Coordinate Transform

TX Coord Transform is a professional-grade coordinate conversion tool designed specifically for surveyors, engineers, and GIS professionals working in Texas. FEATURES: - Lat/Lon ↔ DMS — Convert between decimal degrees and Degrees-Minutes-Seconds instantly. - State Plane Zone Converter — Transform coordinates between any of the 5 Texas State Plane zones (North, North Central, Central, South Central, South). - Lat/Lon → State Plane — Convert geographic coordinates to Texas State Plane Northing/Easting in US Survey Feet. - State Plane → Lat/Lon — Convert State Plane coordinates back to geographic decimal or DMS format. - Interactive Zone Map — Visual county-by-county map of Texas showing which State Plane zone each county belongs to. Built for field use — fast, offline-capable, and optimized for mobile screens. No account required, no ads, no data collection. Perfect for land surveyors, civil engineers, GIS technicians, and anyone working with Texas coordinate systems on a daily basis.