As you have asked about the address and IFSC code details of the State Bank of India overseas branch, Kolkata, I am giving you information about it, check below for the details

Bank: STATE BANK OF INDIA

Address:
SAMRIDDHI BHAWAN, 1, STRAND ROAD,
KOLKATA - 700 001

State: WEST BENGAL
District: KOLKATA
Branch: OVERSEAS BRANCH, KOLKATA
Contact: IP- 501346 - 349; 033 - 22437180, 22436707

IFSC Code:
SBIN0004805 (used for RTGS, IMPS and NEFT transactions)

Branch Code:
Last six characters of IFSC Code represent Branch code.

MICR Code: 700002075

You can also take help of the branch locator tool to get the details
For that
Go to SBI website
Click on branch locator option
Then on “View branch locations”
The new page is like



Here you will get the information.