Home Billing address Billing address Billing address E-invoice address: 003702031310 E-invoice operator: 003708599126 (OpenText) If you cannot send an e-invoice, you can send the invoice as a PDF attachment by email to fennoa.FI.P.146109-4@docinbound.comor by post to: Toimihenkilöjärjestöjen Opintoliitto TJO ry, PL 53787, 01051 LASKUT, Finland Please send only invoices to the billing address. Send all other mail to: Toimihenkilöjärjestöjen Opintoliitto TJO ry / Helsingin aikuisopiston peruskouluRuneberginkatu 22–24, 00100 Helsinki, Finland More information: Pia Oittinen, +358 45 632 7892, pia.oittinen@helao.fi Business ID 0203131-0