API Reference
APILegacy
Reference information for PayPal NVP/SOAP API.
Endpoints
See the endpoints for the PayPal NVP/SOAP APIs.
Currency codes
Specify currencies in fields and variables for NVP/SOAP APIs using use three-character ISO-4217 codes.
Country codes
Use PayPal-supported countries and regions in fields and variables.
State & province codes
Figure out which state and province codes you need in the state parameter for an address.
Locale codes
Use any PayPal-supported language and locale to localize PayPal checkout pages.
Response codes
Get NVP/SOAP response codes:
Error codes
Understand PayPal NVP/SOAP API operation errors and warning codes.