Gilan's codes are 46, 56 and 76. In public cars, taxis, and governmental cars the letter is always the same. But in private cars this letter (ب) depends on the city.
46
edit46 is Rasht county's code and all of the letters are for Rasht.
 ۱۲  ۳۴۵
|
 ۴۶ |
56
edit| ۱۲ ۳۴۵
|
۵۶ |
| City | Letter |
|---|---|
| Bandar Anzali | ب |
| Lahijan | ج |
| Astara | د |
| Talesh | س |
| Roudsar | ص |
| Rudbar | ط |
| Some'e Sara | ق |
| Fuman | ل |
| Langrud | م |
| Rezvanshahr | ن |
| Amlash | و |
| Masal | هـ |
| Shaft | ى |
76
edit| ۱۲ ۳۴۵
|
۷۶ |
| City | Letter |
|---|---|
| Siahkal | ب |
| Astane-ye Ashrafieh | ج |