*An instrument of the Maidenhead Locator System (named after the town outside The ICOM logo is a registered trademark of ICOM, Inc. Say your grid square letters phonetically.Įxample: for grid 13 in region DM say “delta, The ICOM logo is a registered trademark of ICOM, Inc.ģ. 0 100 200 300 400 500 600 700 800 KilometersĪlbers Equal Area Projection - Conterminous USA