North America

OSG America
Two Harbour Place
302 Knights Run Avenue
Suite 1200
Tampa, FL 33602

Telephone:  +1 813.209.0600
Fax + 1 813.221.2769

Two International Plaza
Suite 335
Philadelphia, PA 19113
Telephone:  +1 610.595.8000
Fax +1 610.595.1489

OSG Lightering

363 N. Sam Houston Parkway East, Suite 890

Houston, TX 77060

Telephone +1 281.445.5000

Fax +1 281.445.5098

OSG Overseas Ship Management (Canada) Inc.
3535 St-Charles Blvd. Suite 509
Kirkland, Quebec, Canada, H9H 5B4

Telephone +1 514.693.2037
Fax: +1 514.693.8904

Europe

OSG Ship Management (UK) Ltd. 
Moreau House
116 Brompton Road 
London SW3 1JJ
United Kingdom
 
Telephone: + 44.207.591.6660
Fax: + 44.870.607.9546

OSG Ship Management (UK) Ltd.
Quorum 4 - Balliol Business Park East 
Benton Lane
Newcastle upon Tyne NE12 8EZ
United Kingdom
 
Telephone: + 44.191.218.0100
Fax: + 44.870.243.8323

OSG Ship Management (GR) Ltd.
110 Vouliagmenis Avenue and Zamanou Street
Glyfada
Athens, Greece 16674
 
Telephone: + 30.210.911.9300
Fax: + 30.210.911.9302

Asia/Pacific

OSG Ship Management Asia Pacific Pte Ltd.
20 Cecil Street
14-08 Equity Plaza
Singapore 049705

Telephone: + 65.6535.8289
Fax: + 65.6535.2129

OSG Ship Management, Manila Inc.
OSG House
102 L. P. Leviste St.
Salcedo Village, Makati City 1227
Philippines

Telephone: : +63-2-324-8700 
Fax Number: +63-2-324-8715