Indian Overseas Bank Singapore I Banking complete information is available at the here:

Code No. 503
Full Address Indian Overseas Bank
IOB Building
64 CECIL Street
SINGAPORE - 049711
Gram Overind
SWIFT CODE IOBASGSG
Fax 62244490(Main)
62237154(CES)
63241418(Trade Finance)
62240286(Retail) 62211356(Credit)

Telephone - Main 62251100
Chief Executive 62230407 / 63724401
Asst. General Manager 63724435
Manager(Trade) 63724419
Dealer 63724405
Senior Manager(Systems) 63724420
Senior Manager(Audit) 63724416
Senior Manager(Trade) 63724417
Manager(Credit) 63724403
Asst. Manager(Accounts) 63724412
Dy. Manager(Retail) 63724428
Residence
Chief Executive 64405741
Assistant General Manager 65132362
Banking Hours Weekdays : 9.30 am to 3.00 pm
Saturday : 9.30 am to 12.30 pm
Working Hours Weekdays : 9.15 am to 6.25 pm
Saturday : 8.45am to 2.15 pm
Holiday Sunday