The Tehran Metro is a rapid transit system serving Tehran, the capital of Iran. It is the largest metro system in the Middle East. The system is owned and operated by Tehran Urban and Suburban Railway. It consists of six operational metro lines, with construction under way on four lines including northwestern extension of line 4, south extension line 6, north and east extension line 7 and Line 10.
Greater Tehran Metropolitan Area is the urban agglomeration around Tehran that covers the central part of the Tehran Province and eastern part of the Alborz Province, that covers the contiguous cities of Tehran, Ray, Shemirānāt, and other areas.
The Imam Khomeini metro station is the junction of Tehran Metro Line 1 and Line 2. The station was opened on 21 February 2000, it is located in Imam Khomeini Square between Panzdah-e-Khordad Metro Station and Saadi Metro Station in Line 1 and Mellat Metro Station and Hasan Abad Metro Station in Line 2.
Darvazeh Dowlat Metro Station is the junction of Tehran Metro Line 1 and Tehran Metro Line 4. It is located in the junction of Enghelab Street, Saadi Street and Dr. Mofatteh Street. It is between Panzdah-e-Khordad Metro Station and Saadi Metro Station in Line 1 and Mellat Metro Station and Hasan Abad Metro Station. This station is a crowded station because it has connections to Tarbiat Modares University, Ferdowsi Shoe Bazar, Enghelab Book Bazar and Tehran Bus BRT1.
Meydan-e Shohada Metro Station, translated as Shohada Square Metro Station is an interchange station between Tehran Metro Line 4 and Line 6. Originally it started as the eastern terminus of line 4 which got subsequently extended further. Since April 2019 line 6 is terminating here.
Darvazeh Shemiran Metro Station is the junction of Tehran Metro Line 2 and Tehran Metro Line 4. It is located in junction of Baharestan Street and Mazandaran Street and Namjou Street nad Sepah Street. It is between Imam Hossein Metro Station and Baharestan Metro Station in Line 2 and Meydan-e Shohada Metro Station and Darvazeh Dowlat Metro Station in Line 4.
Ferdowsi Metro Station is a station in Tehran Metro Line 4. It is located in Ferdowsi Square the junction of Enghelab Street and Ferdowsi Street. It is between Darvaze Dolat Metro Station and Teatr-e Shahr Metro Station. It has connection to Tehran Bus BRT1.
Imam Hossein Metro Station is a station in Tehran, Metro Line 2. It is located in Imam Hossein Square, the junctions of Ayatollah Madani Avenue and Enghelab Street. It is between Shahid Madani Metro Station and Darvaze Shemiran Metro Station along Line 2. The station is also located along Line 6, north of Meydan-e Shohada Metro Station. This Station is 23 meters underground and it has elevators.
Tehran (Sadeghiyeh) Metro Station is the junction of Tehran Metro Line 2 and Tehran Metro Line 5. It is located in Sadeghiye neighborhood near Mohammad Ali Jenah Expressway and Tehran-Karaj Freeway. It is the west end of Line 2 and the east end of Line 5. The next station in Line 2 is Tarasht Metro Station and the next station in Line 5 is Eram-e Sabz Metro Station. It also has a big parking lot and is considered as the most crowded Tehran metro station. It is currently the only above ground station on Tehran Metro Line 2.
Eram-e Sabz Metro Station is a station in Tehran Metro Line 4 and Line 5. It is located north of Tehran-Karaj Freeway and Ekbatan. It is the western terminus of Line 4, next to Shahrak-e Ekbatan Metro Station and it is between Azadi Stadium Metro Station and Sadeghieh (Tehran) Metro Station on Line 5. The station was formerly called Ekbatan , however the Ekbatan part of the name was dropped in July 2015, in order to avoid confusion with the nearby Shahrak-e Ekbatan Metro Station, as part of the city council's consideration of polling of the public opinions.
Chitgar Metro Station is a station in Tehran Metro Line 5. It is located north of Tehran-Karaj Freeway and near Chitgar Park. It is between Azadi Stadium Metro Station and Iran Khodro Metro Station.
Tehran Metro Line 3 travels from northeast to southwest. Line 3 is one of the most important lines as it connects southwest Tehran to northeast, crosses busy parts of the capital city, and can help to alleviate traffic problems. About 7 kilometers (4.3 mi) of Line 3 became operational in December 2012, followed by 12 kilometers (7.5 mi) in April 2014, and finally, the last section of the line which is 18 kilometers (11 mi) opened on September 22, 2015, increasing the length of the line to a total of 33.7 kilometers (20.9 mi).
Line 4 is one of several lines of the Tehran Metro. The line is 24.4 km (15.2 mi) with 20 main stations, 3 stations along a domestic airport-serving branch line and a terminal (depôt).
Line 5 is coloured green on system maps; it is a 67.5-kilometer-long (41.9 mi) regional rail line and has twelve stations. Entering the area of Karaj with main stations at Karaj and Golshahr. It connects with the western end of Line 2 at Tehran (Sadeghiyeh) station. A western extension towards Hashtgerd has been inaugurated in December 2019
Meydan-e Azadi Metro Station is the sixteenth station of the Tehran Metro Line 4 and is located in Azadi Square, Shaheed Baradaran Rahmani Highway, between Ostad Moein and before Bimeh.
Shahrak-e Shahid Arman Aliverdi Metro Station is a station of Tehran Metro Line 4. It is located in Shahrak-e Ekbatan. It is located between Bimeh Metro Station to the southeast and Eram-e Sabz Metro Station to the north.
Shahrak-e Shari'ati Metro Station is a station in line 3 of the Tehran Metro.
Ghaem Metro Station is a station in line 3 of the Tehran Metro. It is located at Shahrak-e Qa'em in Northeastern Tehran. Ghaem Station is the Northeastern terminus of Tehran's line 3.
Mehrabad Airport Terminal 4&6 Metro Station is a station in Tehran Metro Line 4's Mehrabad Branch, branching off from Bimeh Metro Station. It is located in Mehrabad Airport serving Terminal pairs 4 and 6.
Meydan-e San'at Metro Station is a station in Tehran Metro Line 7. It is located on the northern edge of San'at Square, in Shahrak-e Gharb area of Tehran. It is the current northwestern terminus of Line 7.
Lashgari Expressway 
