This developer guide shows how to access Nightline shipping API via Postmen. See also the list of required API credentials / keys for Nightline integration.
Get Nightline Developer Credentials
Email Nightline sales representative and cc support@postmen.com Tell Nightline you need to obtain API credentials to access Nightline API.
Nightline will provide Nightline credentials for both Sandbox and Production environment: Username, Password, Customer code and API Key
Required Nightline API credentials

Nightline Developer Resources
Read Nightline API docs
Supported Nightline service types
Postmen Nightline technical support: support@postmen.com
Get Nightline Developer Credentials
Email Nightline sales representative and cc support@postmen.com Tell Nightline you need to obtain API credentials to access Nightline API.
Nightline will provide Nightline credentials for both Sandbox and Production environment: Username, Password, Customer code and API Key
Required Nightline API credentials

Nightline Developer Resources
Read Nightline API docs
Supported Nightline service types
Postmen Nightline technical support: support@postmen.com
Updated on: 03 / 02 / 2021