USPS Ship's Wheel Logo

Flag and Etiquette
Committee
Signal Flags

Do It Right!


Multiple Flag Signal Codes




When displayed in combinations, signal flags have a special meanings as shown below.



A + E - I must abandon my vessel



C + J - Do you require assistance?



C + N - I am unable to give assistance



J + I - Are you aground?



J + L - You are running the risk of going aground



J + W - I have sprung a leak



K + N - I cannot take you in tow



K + N + 1 - I cannot take you in tow but I will report you and ask for immediate assistance

Note a numeral is added to general messages to provide variation in meaning, to ask or answer a question, or to supplement the basic message



L + N - Light (name follows) has been extinguished



L + O - I am not in my correct position (To be used by a lightship)



L + R - Bar is not dangerous



L + S - Bar is dangerous



M + F - Course to reach me is ...



M + G - You should steer course ...



N + C - I am in distress



N + F - You are running into danger



N + G - You are in a dangerous position



Y + Z - Indicates words which follow are in plain language. Use is optional if it is obvious that the words are in plain language


Privacy | Trademarks | Disclaimer | WebMaster | ©2006 United States Power Squadrons