Appendix C. ICAO Difference for the United States

Below is a listing (not all inclusive) of abbreviations that we use frequently in a domestic NOTAM, but are not recognized ICAO contractions.

ARFF - Airport Rescue and Fire Fighting

ARINC - A system name for CPDLC

ARTCC - Air Route Traffic Control Center

ATCSCC - Air Traffic Control System Command Center


BC - Back Course

CTAF - Common Traffic Advisory Frequency

FDC - Flight Data Center

FICON - Field Condition

HIRL - High Intensity Runway Light

INFO - Information

LB - Pounds

LIRL - Low Intensity Runway Light

LOM - Compass locator at ILS outer marker

MALSR - Medium-Intensity Approach Lighting System with Runway Alignment Indicator Lights

MIRL - Medium Intensity Runway Lights

MU - Friction value representing runway surface conditions

NA - Not Authorized

ORIG - Original

PRN - Pseudo Random Noise

RVRM - Runway Visual Range Midpoint

RVRR - Runway Visual Range Rollout

RVRT - Runway Visual Range Touchdown

SAA - Special Activity Airspace

SAPT - Service Availability Prediction Tool

SITA - A system name for CPDLC

SSALR - Short Approach Lighting System with Runway Alignment Indicator Lights

TFR - Temporary Flight Restriction

VASI - Visual Approach Slope Indicator

VOR/DME - Navigational aid

UNICOM - Universal Communication

USPS - United States Postal Service