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Line P
Line P
	A B 82500 train operating on Transilien Line P at Provins.
Overview
Termini	Paris-Est; Coulommiers; Crécy-la-Chapelle; Provins; La Ferté-Milon; Château-Thierry;
Stations	36
Service
Type	Commuter rail
System	Transilien
Operator(s)	SNCF
Depot(s)	Noisy-le-Sec
Rolling stock	B 82500, Z 20500, Z 50000, U 53600
History
Opened	3 January 1849
Technical
Line length	252 km (157 mi)
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Route map
Route map
	Legend
	This diagram: view; talk; edit;

Transilien Line P is a railway line of the Paris Transilien suburban rail network. The trains on this line travel between Gare de l'Est in central Paris and the east of Île-de-France region. Transilien services from Paris-Est are part of the SNCF Gare de l'Est rail network. They have a total of 83,000 passengers per weekday.^[1]

The first sections of the Paris-Est network opened on 3 January 1849, they were reorganized into Transilien Line P on 31 December 2004.

Stations served

Meaux line

Château-Thierry line

La Ferté-Milon line

Crécy-la-Chapelle line

Coulommiers line

Provins line

Services

Line P is operated by the six following services:

Paris-Est – Meaux
Paris-Est – Meaux – Château-Thierry
Paris-Est – Meaux – La Ferté-Milon
Esbly – Crécy-la-Chapelle
Paris-Est – Coulommiers
Paris-Est – Provins

Line P uses a four-letter mission coding system. Only in the section between Paris-Est and Chateau-Thierry the trains display the mission code; otherwise they only appear on passenger information display systems and on timetables.

Line P mission code structure
First letter (destination)	Second letter (type of service)	Third letter (station of origin or serviced stops)	Fourth letter (axis)
C = Coulommiers E = Esbly F = La Ferté-Milon M = Meaux P = Paris-Est R = Crécy-la-Chapelle X = Provins Z = Château-Thierry	I = Express Express between Paris-Est and Chelles-Gournay (for services to Meaux) Express between Paris-Est and Meaux (for services to Château-Thierry) Express between Paris-Est and Tournan (for services to Coulommiers) Express between Paris-Est and Verneuil-l'Étang (for services to Provins) I = Line between Esbly and Crécy-la-Chapelle O = All stops	If the second letter is an 'O': C = Coulommiers F = La Ferté-Milon M = Meaux P = Paris-Est X = Provins Z = Château-Thierry If the second letter is an 'I': B = All stops from Verneuil l’Etang C = All stops from Chelles – Gournay L = All stops from Lagny-Thorigny L = All stops from Lizy-sur-Ourcq M = All stops from Meaux T = All stops from Tournan Special exceptions exist for Esbly – Crecy, even though the second letter is an 'I': C = All stops on the line between Esbly and Crécy-la-Chapelle M = Limited stops on the line between Esbly and Crécy-la-Chapelle	E = Esbly – Crécy-la-Chapelle I = Paris – Meaux O = Paris – Château-Thierry / La Ferté-Milon U = Paris – Provins / Coulommiers

Table of mission codes as of 2025
Destination	Mission codes
Coulommiers	CITU
Esbly	EICE, EIME
La Ferté-Milon	FIMO, FOMO
Meaux	MICI, MOFO
Paris-Est	PIBU, PICI, PIMO, PITU
Crécy-la-Chapelle	RICE, RIME
Provins	XIBU
Château-Thierry	ZIMO

NOTE: EICE, EIME, RICE and RIME are mission codes used for the line/axis between Esbly and Crécy-la-Chapelle.

Rolling stock

Current Fleet

Type	Image	Type	Top speed		Number	Cars	Routes operated
Type	Image	Type	mph	km/h	Number	Cars	Routes operated
B 82500		DEMU	100	160	26	4	Paris-Est – La Ferté Milon Meaux – La Ferté Milon
U 56600		Tram train	62	100	15 (shared pool)	5	Esbly – Crécy la Chapelle
Z 20500		EMU	86	140	21	4	Paris-Est – Château-Thierry Paris-Est – Meaux
Z 50000		EMU	86	140	63 (shared pool)	8	Paris-Est – Meaux Paris-Est – Coulommiers Paris-Est – Provins

Past fleet

Type	Image	Type	Top speed		Cars	Routes operated
Type	Image	Type	mph	km/h	Cars	Routes operated
BB 67400		Diesel locomotive	86	140	–	Paris-Est – La Ferté Milon (coupled with the RIB Cars)
BB 17000		Electric locomotive	86	140	–	Paris-Est – Meaux (coupled with the RIB Cars) Paris-Est – Coulommiers (coupled with the RIB Cars)
RIB		Commuter car	86	140	4	Paris-Est – Meaux (coupled with the BB 17000) Paris-Est – Coulommiers (coupled with the BB 17000) Paris-Est – La Ferté Milon (coupled with the BB 67000)