Need a Barcode To obtain a GS1 Barcode contact GS1 Philippines, the official provider of GS1 barcodes in the Philippines. GS1 PHILIPPINES, INC. 20 San Rafael Street, Bo. Kapitolyo Pasig City 1603, Philippines Telephone No. +63 (2) 637 08 97 to 98 or 637 05 57 Procedures and Documentation.