Tehran's Metro system is planned to consist of a total of seven lines; 7 lines (Lines 1–7) with 159 stations to April 2024, six of which are metro-service lines (Lines 1–4 and 6 & 7), are currently operational. Lines 1 and 2 cross each other at Imam Khomeini station. Line 5 is a suburban rail line that attaches to the Line 2 at the Tehran (Sadeghieh) station; it extends into the Karaj area and is connected to the rail line of city of Karaj & line Imam Khomeini Airport to Parnd City is a metro express.

This article does not cite any sources. (April 2014)

Line 1 consists of 32 stations.

Line 2 consists of 24 (22 active) stations.

Line 3 consists of 27 (25 active) stations.

Line 4 consists of 25 (23 active) stations.

Line 5 is a suburban rail line that consists of 13 stations.

Line 6 consists of 32 (23 active) stations.

Line 7 consists of 22 (21 active) stations.

• 1- Darvazeh Shemiran; Lines 2 & 4
• 2- Shahid Beheshti; Lines 1 & 3
• 3- Darvazeh Dowlat; Lines 1 & 4
• 4- Imam Khomeini; Lines 1 & 2
• 5- Theatr-e Shahr; Lines 3 & 4
• 6- Shademan; Lines 2 & 4
• 7- (Tehran) Sadeghiyeh; Lines 2 & 5
• 8- Eram-e Sabz; Lines 4 & 5
• 9- Shahid Navvab-e Safavi; Lines 2 & 7
• 10- Mahdiyeh; Lines 3 & 7
• 11- Meydan-e Shohada; Lines 4 & 6
• 12- Meydan-e Mohammadiyeh; Lines 1 & 7
• 13- Imam Hossein ; Lines 2 & 6
• 14- Daneshgah-e Tarbiat Modares; Lines 6 & 7
• 15- Towhid; Lines 4 & 7
• 16- Shohada-ye Haftom-e Tir; Lines 1 & 6
• 17- Meydan-e Vali Asr; Lines 3 & 6
• 18- Shohada-ye Hefdah-e Shahrivar; Lines 6 & 7 (under construction on line 6, operational on line 7)
• 19- Daneshgah-e Emam Ali; Lines 2 & 3 (operational on line 2, planned on line 3)
• 20- Ayatollah Kashani; Lines 4 & 6 (under construction on line 4, operational on line 6)
• 21- Shahr-e-Rey; Lines 1 & 6 (operational on line 1, under construction on line 6)