here you can find detailed list of some Tehran hotels 

Hotel
Code		 HOTEL * NO.
OF
ROOMS		 ADDRESS TEL.
+9821		 DISTANCE TO THE
CONGRESS (Minutes)
1 ESTEGHLAL
E.TOWER		 5 525 CHAMRAN
HIGHWAY		 22660041 25
2 ESTEGHLAL
W.TOWER		 5 525 CHAMRAN
HIGHWAY		 22660041 25
3 HOMA 5 175 VANAK SQ. 88773021 20
4 LALEH 5 356 DR.FATAMI 88965021 30
5 ESPINAS 5 224 KESHAVARZ Blvd.
 83844 30
6 PARSIAN
AZADI		 5 475 CHAMRAN
HIGHWAY		 29112 20
7 TAJ MAHAL 5 60 VANAK 88035444 5
8 TEHRAN GRAND
HOTEL I		 4 250 VALI-E-ASR 81000 40
9 TEHRAN GRAND
HOTEL II
 4 84 NEJATOLLAHI 89191 40
10 ENGHELAB 4 248 TALEGHANI 88937251 40
11 RAMTIN 4 50 VALI-E-ASR 88722786 40
12 SYMORGH 4 69 VALI-E-ASR 88719911 40
13 OLYMPIC 4 100 AZADI
COMPLEX		 44739300 60
14 KOWSAR 4 90 VALI-E-ASR 88908371 40
15 HOVEYZEH 4 80 TALEGHANI 88804344 40
16 FERDOSSI 4 180 FERDOSSI ST. 66719991 50
17 TEHRAN DORSA 4 --- FERDOSSI SQ. 88317336 50
18 AMIR 3 70 TALEGHANI 88304066 40
19 IRANSHAHR 3 48 S.IRANSHAHR 88846650 40
20 ESCAN 3 41 FORSAT ST. 88837106 40
21 ERAM 3 60 VANAK 22266644 25
22 SHIRAZ 3 50 SAADI 33114282 50
23 SAFIR 3 22 MOFATEH ST. 88825701 45
24 BULVAR 3 48 KESHAVARZ 88954201 40
25 PAMCHAL 3 45 S.MOFATEH 88820825 40
26 MAR MAR 3 87 GHARANI ST. 88300083 35
27 ATLAS 3 40 TALEGHANI 88900286 40
28 JAHAN 3 60 VALI-E-ASR 66465596 40
29 NADERI 3 60 GOHARSHAD 66709530 50
30 ROUDAKI 3 --- ENGHELAB 66709421 40
31 ALBOURZ 3 --- VESAL SHIRAZI 66497963 40
32 HALI 3 37 GHARANI ST. 88808629 35
33 KAROON 3 24 VALI-E-ASR 88901849 40
34 PARSA 2 40 TALEGHANI 66469211 40
35 MARLIK 2 --- TALEGHANI 88328001 40