ICAO Abbreviations and Codes
ICAO Abbreviations and Codes
ICAO Abbreviations and Codes
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<strong>Abbreviations</strong> — Decode 1-11<br />
OLDI†<br />
OM<br />
OPA<br />
OPC<br />
OPMET†<br />
OPN<br />
OPR<br />
OPS†<br />
O/R<br />
ORD<br />
OSV<br />
OTP<br />
OTS<br />
OUBD<br />
OVC<br />
P<br />
P . . .<br />
P . . .<br />
PA<br />
PALS<br />
PANS<br />
PAPI†<br />
PAR‡<br />
PARL<br />
PATC . . .<br />
PAX<br />
PBN<br />
PCD<br />
PCL<br />
PCN<br />
PDC‡<br />
PDG<br />
PER<br />
PERM<br />
PIB<br />
PJE<br />
PL<br />
PLA<br />
On-line data interchange<br />
Outer marker<br />
Opaque, white type of ice formation<br />
Control indicated is operational control<br />
Operational meteorological (information)<br />
Open or opening or opened<br />
Operator or operate or operative or<br />
operating or operational<br />
Operations<br />
On request<br />
Order<br />
Ocean station vessel<br />
On top<br />
Organized track system<br />
Outbound<br />
Overcast<br />
Maximum value of wind speed or runway<br />
visual range (followed by figures in<br />
METAR/SPECI <strong>and</strong> TAF)<br />
Prohibited area (followed by identification)<br />
Precision approach<br />
Precision approach lighting system<br />
(specify category)<br />
Procedures for air navigation services<br />
Precision approach path indicator<br />
Precision approach radar<br />
Parallel<br />
Precision approach terrain chart (followed<br />
by name/title)<br />
Passenger(s)<br />
Performance-based navigation<br />
Proceed or proceeding<br />
Pilot-controlled lighting<br />
Pavement classification number<br />
Pre-departure clearance<br />
Procedure design gradient<br />
Performance<br />
Permanent<br />
Pre-flight information bulletin<br />
Parachute jumping exercise<br />
Ice pellets<br />
Practice low approach<br />
PLN<br />
PLVL<br />
PN<br />
PNR<br />
PO<br />
POB<br />
POSS<br />
PPI<br />
PPR<br />
PPSN<br />
PRFG<br />
PRI<br />
PRKG<br />
PROB†<br />
PROC<br />
PROV<br />
PRP<br />
PS<br />
PSG<br />
PSN<br />
PSP<br />
PSR‡<br />
PSYS<br />
PTN<br />
PTS<br />
PWR<br />
Q<br />
QD<br />
QDM‡<br />
QDR<br />
QFE‡<br />
QFU<br />
QGE<br />
QJH<br />
Flight plan<br />
Present level<br />
Prior notice required<br />
Point of no return<br />
Dust/s<strong>and</strong> whirls (dust devils)<br />
Persons on board<br />
Possible<br />
Plan position indicator<br />
Prior permission required<br />
Present position<br />
Aerodrome partially covered by fog<br />
Primary<br />
Parking<br />
Probability<br />
Procedure<br />
Provisional<br />
Point-in-space reference point<br />
Plus<br />
Passing<br />
Position<br />
Pierced steel plank<br />
Primary surveillance radar<br />
Pressure system(s)<br />
Procedure turn<br />
Polar track structure<br />
Power<br />
Do you intend to ask me for a series of<br />
bearings? or I intend to ask you for a<br />
series of bearings (to be used in<br />
radiotelegraphy as a Q Code)<br />
Magnetic heading (zero wind)<br />
Magnetic bearing<br />
Atmospheric pressure at aerodrome<br />
elevation (or at runway threshold)<br />
Magnetic orientation of runway<br />
What is my distance to your station? or<br />
Your distance to my station is<br />
(distance figures <strong>and</strong> units) (to be used<br />
in radiotelegraphy as a Q Code)<br />
Shall I run my test tape/a test sentence? or<br />
Run your test tape/a test sentence (to<br />
be used in AFS as a Q Code)<br />
___________________<br />
† When radiotelephony is used, the abbreviations <strong>and</strong> terms are transmitted as spoken words.<br />
‡ When radiotelephony is used, the abbreviations <strong>and</strong> terms are transmitted using the individual letters in non-phonetic form.<br />
* Signal is also available for use in communicating with stations of the maritime mobile service.<br />
# Signal for use in the teletypewriter service only.<br />
18/11/10
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