Railway Abbreviations to keep handy when traveling

A
AC: Air-conditioned

ACC: Air-conditioned coach or class

ACCC: Air-conditioned chair car

ACP: Alarm chain pulling

C
CC: Chair car

Cant., Cantt: Cantonment (in station names)

E
EC or ECC: Executive chair car

ECR: Empty coaching rake

EFC: Eastern freight corridor

EQ: Emergency quota

ESCAP: Economic and social commission for Asia and Pacific

ESM: Electronic signal maintainer

ETA: Estimated time of arrival

Exp.: Express

EY: Empty rake (on train monitoring systems)

F
F: Forward journey (in train number annotations)

FC: First class, also financial commissioner, also freight corridor

FEDL: Fully electrified double line

FOB: Foot overbridge (a pedestrian overpass)

FOIS: Freight operation information system

FRED: Flashing rear end device (a warning lamp at the rear of a train)

FT: Foreign tourist (annotation on reservation charts)

J
JOH: Junction of head - point where the tongue rail approaches the main rail in a switch

Jn.: Junction (in station names)

L
LB: Lower Berth (annotation on ticket for sleeping accommodation)

LC: Level Crossing

LQ: Ladies Quota

M
MB: Middle berth (annotation on ticket for sleeping accommodation)

MCO: Military control office (coordinates ticketing and accommodation for military personnel at some railway stations)

Mxd.: Mixed (in train names)

M/E: Mail/express (on tickets)

M/L: Main line

N
NTES: National train enquiry system (phone-based train/reservation status)

NV: Non-vegetarian (meal or restaurant)

P
PCV: Passenger coaching vehicle

Pass., Pgr.: Passenger (train)

PF: Platform (sometimes P/F)

PH: Parliamentary quota

PNR: Passenger name record (Passenger numeric record)

PQ: Pooled quota

PQWL: Pooled quota waiting list

PRS: Passenger reservation system

PS: Passenger service (in indicating kinds of bookings available at ticket agency)

PWI: Permanent way inspector

R
R: Return journey (in train number annotations)

RA: Running allowance (in calculating drivers' pay)

Raj: Rajdhani Express

Rd.: Road (in station names)

RAC: Reservation against cancellation

RCC: Railway convention committee

R Fee, Res Fee: Reservation fee (annotation on ticket)

RJQ: Return journey quota

RLWL: Running line waiting list

RMS: Railway mail service

ROB: Road over-bridge (i.e., road goes over train tracks)

RPF: Railway pension fund (also see above, organizations)

RR: Railway receipt, refreshment room

RRF: Railway reserve fund

RTR: Ready-to-run (modelling kits)

RTSA: Rail travellers' service agents

S
SCRA: Special class railway apprentice

Sh. CC: Shatabdi chair car

SLB: Side lower berth (annotation on ticket for sleeping accommodation)

SM: Station master

T
TDR: Ticket Deposit Receipt (when surrendering ticket for cancellation / refund)

TQ: Tatkal quota

U
UB: Upper Berth (annotation on ticket for sleeping accommodation)

V
V: Vegetarian (meal or restaurant)

V Ch, Vou Ch: Voucher charges (annotation on ticket)

VG: Vegetarian (meal or restaurant), also Vehicle guidance (the record of identifying numbers for coaches/wagons that make up a train)

VLRR: Vegetarian light refreshment room

W
WL, W/L: Waiting list; Wait-listed (ticket issued without confirmed accommodations)

WM: Works manager

W/T: Without ticket

2T: Two-tier (as in "AC-2T" = airconditioned two-tier coach)

3T: Three-tier more