What international cell phone rental providers are based in the UK?

- OneSimCard: Offers unlimited international data, calls, and texts in over 100 countries.

- Tep Wireless: Provides sim cards with data and voice plans for over 120 countries.

- WorldSIM: Offers data and voice plans for over 150 countries.

- Airalo: Provides eSIMs for data-only plans in over 100 countries.

- Travel SIMstore: Offers SIMs for multiple countries, including the UK.