As you want here I am giving below address of State Bank Of India Forex Branches In Mumbai, on your demand :

Maker Chambers 3, Jamnalal Bajaj Rd, Nariman Point, Mumbai, Maharashtra 400021
Phone: 022 6627 2222

Hours:
Wednesday 10:30AM–4PM
Thursday 10:30AM–4PM
Friday 10:30AM–4PM
Saturday 10:30AM–4PM
Sunday Closed
Monday 10:30AM–4PM
Tuesday 10:30AM–4PM

For more info about State Bank of India branch I am telling process here

Navigate on State Bank of India official website

Click on branch locator option given in the bottom side

By click there you will land on branch locator page which look like this image