Business SIM Only Plan from GleeSIM.co.uk: Unlimited UK Calls, Texts, Data & Free Roaming in 192 Countries

Running a business today demands seamless communication—whether your team is in the UK or travelling across the globe. That’s why GleeSIM.co.uk brings you an unbeatable Business SIM Only Plan with unlimited calls, texts, and data in the UK, alongside free data, text, and calls in 192 countries worldwide powered by the trusted Three network and partner footprint.

Unlimited UK Calls, Texts & Data

For a fixed monthly cost, your business enjoys:

Unlimited calls to any UK mobile — stay connected with your customers and colleagues without limits.
Unlimited UK texts — send as many SMS messages as needed across the UK.
Unlimited UK data — browse, stream, and work online with no restrictions using high-speed 5G internet.

Extensive Global Roaming: 192 Countries and Counting

With Three’s powerful global roaming footprint and partner networks, your SIM works like home in an incredible 192 countries worldwide. This includes free data, calls, and text back to the UK from many non-EU countries such as India, Israel, Japan, China, UAE, Saudi Arabia, Qatar, Thailand, and more.

Partial List of Included Countries (A-F):

Albania
Andorra
Anguilla
Antigua and Barbuda
Argentina
Armenia
Aruba (Netherlands Antilles)
Azerbaijan
Bahamas
Bahrain
Bangladesh
Barbados
Bermuda
Bonaire (Netherlands Antilles)
Bosnia and Herzegovina
British Virgin Islands
Brunei
Burkina Faso
Cambodia
Cameroon
Canada
Cayman Islands
China
Curacao (Netherlands Antilles)
Cyprus, North (Turkey)
Côte d’Ivoire (Ivory Coast)
Dominica
Dominican Republic
Ecuador
Egypt
Faroe Islands

(See the full, continually updated list on Three’s official roaming support pages linked throughout.)

Countries G-M include:

Gabon
Georgia
Ghana
Greenland
Grenada
Guinea
Guyana
Haiti
Honduras
India
Jamaica
Japan
Jordan
Kazakhstan
Kenya
Kosovo
Kuwait
Kyrgyzstan
Liberia
Madagascar
Malawi
Malaysia
Mexico
Moldova
Montenegro
Montserrat
Morocco
Myanmar

Countries N-Z include:

Niger
Nigeria
North Macedonia
Oman
Pakistan
Paraguay
Qatar
Rwanda
Saba (Netherlands Antilles)
Saint Kitts and Nevis
Saint Lucia
Saint Vincent and the Grenadines
Saudi Arabia
Senegal
Serbia
Seychelles
Sint Eustatius (Netherlands Antilles)
Sint Maarten (Netherlands Antilles)
South Africa
South Korea
Suriname
Taiwan
Tajikistan
Thailand
Trinidad and Tobago
Tunisia
Turkey
Turks and Caicos Islands
Uganda
Ukraine
United Arab Emirates (UAE)
Uzbekistan
Zambia

Contract & Pricing Details

24-month contract commitment for predictable business costs.
12GB EU data allowance with free UK-EU calls included.
Free calls from UK to EU and to the included 192 countries you roam in.
Annual RPI price increase of £1.50 every April ensures transparent pricing.
Price: £35.00 + VAT per month—exceptional coverage and value for global businesses.

Why GleeSIM’s Business SIM Only Plan?

This plan provides the most comprehensive connectivity for UK businesses with international reach, ideal for:

Sales teams and consultants travelling internationally
Companies with global partners requiring constant connectivity
SMEs needing unlimited UK usage with broad roaming benefits
Enterprises wanting control and transparency with fixed contractual terms

Stay connected globally with the GleeSIM Business SIM plan on Three’s powerful network.
Visit: https://gleesim.co.uk/collections/business-sim-only-plan/products/business-sim-only-three-network-global