| Albania | Peppol | National system, in force(unconfirmed) |
| Andorra | Peppol | Open network(unconfirmed) |
| Australia | Peppol | Open network(unconfirmed) |
| Austria | Peppol | Open network |
| Belgium | Peppol | Open network |
| Bosnia & Herzegovina | Peppol | Open network(unconfirmed) |
| Bulgaria | Peppol | Open network |
| Canada | No Peppol route | Open network(unconfirmed) |
| Croatia | Peppol | National system, in force |
| Cyprus | Peppol | Open network |
| Czechia | Peppol | Open network |
| Denmark | Peppol | Open network |
| Estonia | Peppol | Open network |
| Finland | Finvoice | Open network |
| France | Peppol, PPF (DGFiP) | National system, in force |
| Germany | Peppol | Open network |
| Greece | Peppol | National system, in force |
| Hungary | Peppol | National system, in force |
| Iceland | Peppol | Open network |
| India | IRP | National system, in force |
| Ireland | Peppol | National system, scheduled |
| Italy | Peppol, SdI | National system, in force |
| Japan | Peppol | Open network |
| Latvia | Peppol | National system, scheduled |
| Liechtenstein | Peppol | Open network |
| Lithuania | Peppol | Open network |
| Luxembourg | Peppol | Open network |
| Malaysia | Peppol, MyInvois | National system, in force |
| Malta | Peppol | Open network |
| Mexico | No Peppol route | National system, in force |
| Monaco | Peppol | Open network(unconfirmed) |
| Montenegro | Peppol | National system, in force(unconfirmed) |
| Netherlands | Peppol | Open network |
| New Zealand | Peppol | Open network |
| Nigeria | No Peppol route | Not researched(unconfirmed) |
| North Macedonia | Peppol | National system, scheduled(unconfirmed) |
| Norway | Peppol | Open network |
| Oman | No Peppol route | Not researched(unconfirmed) |
| Poland | Peppol, KSeF | National system, in force |
| Portugal | Peppol, ATCUD | National system, in force |
| Romania | Peppol, e-Factura | National system, in force |
| San Marino | Peppol | Open network(unconfirmed) |
| Saudi Arabia | Fatoora (ZATCA) | National system, in force |
| Serbia | Peppol | National system, in force |
| Singapore | Peppol, InvoiceNow (IRAS) | National system, in force |
| Slovakia | Peppol | National system, scheduled |
| Slovenia | Peppol | National system, scheduled(unconfirmed) |
| Spain | Peppol, FACe, FACeB2B, Verifactu | National system, scheduled |
| Sweden | Peppol, Svefaktura | Open network |
| Switzerland | Peppol, QR-bill | Open network |
| Türkiye | Peppol | National system, in force |
| United Arab Emirates | Peppol | National system, scheduled |
| United Kingdom | Peppol | National system, scheduled |
| United States | Peppol | Open network(unconfirmed) |
| Vatican City | Peppol | Open network(unconfirmed) |