U
- Ukr Publishers - Ukrainian Social Media
- Ukr Publishers - Ukrainskiy Tyzhden
- Ukr Publishers - Ukrayinska Kultura
- Ukr Publishers - UKRPOL
- Ukr Publishers - Vidavnitstvo TOV
- Ukr Publishers - Vorona FOP
- Ukr Publishers - Vsesvit
- Ukr Publishers - Vydavnyctvo Koleso Zhittja
- Ukr Publishers - Yurydychna Gazeta Ltd
- Ukr Publishers - Yurydychnuy Svit
- Ukr Publishers - Zdorovye
- Ukr Publishers - Zerkalo Nedeli
- Ulster Tatler Media Group
- Ultima Hora
- Ultima Media
- UMR Communications
- UMS Oman
- Unfiltered Media Group
- Unforgettable Travel Company
- Uni-Medias
- Unidad Editorial
- Unidad Editorial International
- Union des producteurs agricoles
- Union generale tunisienne du travail
- Union Leader
- United Daily News
- United News PH
- Universal Magazines Pty Ltd
- Universal Media Publishers
- Universidad Andres Bello
- Uniworld
- UNRESERVED
- Untapped Publishing
- UPF (Universal Peace Federation) Italy
- Upscale Living Magazine
- Urban Land
- Urban Woman Magazine
- Urdd Gobaith Cymru
- Uryadoviy Courier
- US News and World Report
- USA Today Co.
- USB Publishing by PogetMag
- Utusan Malaysia
- Uzlet Hatarok Nelkul
- UÇAK TEKNİSYENLERİ DERNEĞİ (Aircraft Technicians Association)