Yes, eSIMX offers eSIM plans for Guernsey that include a phone number and SMS capability. The plans range from 20GB to 100GB of data, all valid for 30 days, with prices from $22.80 USD to $85.80 USD. Each plan provides a local Guernsey phone number with dialing code +376, allows inbound and outbound voice calls, and supports inbound and outbound SMS. Travelers who need specific call or messaging features should confirm the details directly with eSIMX.