Garmin GTN 625 Pilot's Manual page 569

17.6 Basemap Symbols
Symbol
Interstate Highway
State Highway
US Highway
National Highway - 2-digit drawn inside
Small City or Town
Medium City
Large City
190-01004-03 Rev. P
Description
Table 17-10 Basemap Symbols
GTN 625/635/650 Pilot's Guide
Foreword
Getting
Started
Audio &
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Services/
Music
Utilities
System
Messages
Symbols
Appendix
Index
17-7