# eSIM Coverage and Network Requirements

## A trip to connect.  A few facts to confirm.

Change a readiness check and see which purchase boundary remains unresolved.

Travel readiness Before purchase
Alex’s trip

### Madrid to Lisbon.

ESMadrid  PTLisbon

22 September – 5 October One device · Two destinations

Check the actual device and offerExact device variant supports eSIM Device is unlocked for this service Selected offer covers both destinations Activation and validity fit the trip Ready to compare eligible offers

These checks establish the requirements. Verify the selected package’s actual terms before purchasing.

[Explore coverage requirements](/docs/guides/esim/device-and-coverage)
Interactive illustration with fictional records. No account operation is performed.

[Explore eSIM coverage →](/docs/guides/esim/device-and-coverage)

[Travel data Help a traveler choose connectivity for the trip. →](/esim-api/features/travel)

[Installation Guide the customer from provisioned order to an installed profile. →](/esim-api/features/installation)

[Mobile plans Choose a mobile plan with clear allowances and terms. →](/esim-api/features/mobile-plans)

[Explore eSIM →](/esim-api)

## Scale without  losing control.

Organize teams in workspaces, control API access, and trace changes through audit logs.

Harbor Organization
Workspaces Production Sandbox

### Delivery agent

API key · Customer operations team
Active
Permissions Access
Email Read & write
SMS Read & write
WhatsApp Read Read & write
AL Alex Lee Admin  Permissions updated

### Audit log

Production
 API key updated Alex Lee · 09:42:18 UTC

Workspace
Production

Resource
Delivery agent

WhatsApp
Read Read & write

Succeeded

 [Workspaces](/docs/guides/workspaces)[Team roles](/docs/guides/users-teams-roles)[API authentication](/docs/guides/authentication)
[Explore Enterprise](/enterprise)

## Start with eSIM. Build across channels with Bird.

[Get started](/dashboard/signup?returnTo=%2Fdashboard%2Fw%2Fesim) · [Contact Sales](/demo?product=esim)

[Email](/email-api) · [SMS](/sms-api) · [WhatsApp](/whatsapp-api) · [Apple Messages](/apple-messages-api) · [Voice](/voice-api)



## Related resources

- [eSIM connectivity guide](/docs/guides/esim/overview) (docs)
- [What is an eSIM?](/explained/esim/what-is-an-esim) (answer)

[Get an implementation brief](/learn/workspace?topic=esim)