https://talksteroids.com/threads/complete-list-of-official-united%C2%AE%EF%B8%8F-contact-numbers-in-the-usa.36359/ https://talksteroids.com/threads/official-full-list-of-united%C2%AE%EF%B8%8F-customer%E2%84%A2%EF%B8%8F-contact-numbers-in-the-usa-a-comprehensive-guide.36398/ https://talksteroids.com/threads/full-list-of-united%C2%AE%EF%B8%8F-customer%E2%84%A2-support%C2%AE%EF%B8%8F-usa-contact-numbers-your-expert-guide.36511/ https://forum.f-droid.org/t/full-list-of-united-airlines-customer-contact-numbers-in-the-usa/33020 https://forum.f-droid.org/t/ultimate-list-united-customer-service-usa-contact-numbers-a-complete-gui/33021