Marriott BonvoyでコードATTは安全に使えますか?
✅ 低リスク。This code covers North America — properties here rarely ask for corporate ID verification.
コード:ATT · 会社:AT&T · 割引:10-15% · 地域:NA
証明書を求められた場合は持参:Business card (usually enough)。
Marriott Bonvoy corporate code ATT is associated with AT&T and is currently rated 低リスク for front-desk verification. The listed discount is 10-15% and the coverage region is NA. This code covers North America — properties here rarely ask for corporate ID verification. Eligibility proof checklist: most properties accept this rate without documentation, but a business card or work email is a useful backup for international or corporate-heavy locations. AT&T also has hotel codes at IHG One Rewards (150711, 低リスク), Omni Hotels (N0099999, 低リスク), Radisson Rewards (55816, 低リスク), so travelers can compare risk before booking.