This number, +18043521137, is likely a spam or scam call, often masquerading as a "Rewards Department." Most users who received calls from this number report no voicemail or message left, and call filters flagged it as potential spam. If you get a call from this number, it's best to avoid answering and consider blocking it. These types of calls are usually just trying to gather personal information or trick you into a scam. Stay vigilant and don't give out any sensitive details over the phone unless you’re absolutely sure of the caller’s identity.
My call filter categorized this number as 'Potential Spam,' so I didn't answer, and the caller didn't leave a message, prompting me to block the number.
The caller did not leave a voicemail, but the caller ID displayed 'Rewards Dept'
I've had a similar experience.
No message was left after the call.