Samsung Galaxy S21 5G AT&T

Mint
128 GB
Gray
SM-G991U
8 GB
Approved

Carrier

AT&T

AT&T Network

Condition

Mint
  • Pristine condition, no signs of wear and tear
  • Power cord/charger not required
  • Retail packaging and manuals not required

All devices must be fully functional and meet our criteria for sale

  • Member since 07/04/2020
  • Listings: 23 total, 2 active

Samsung Galaxy S21 5G

Pristine condition, no damage.

Originally on AT&T network but it can be used with any carrier. Network Unlock Code in the pictures.

Comes with protective OtterBox case.


Need more information? Message Seller

Shipping & Handling

Shipping Policies

Standard Shipping

Free


  • Ships from Silver Spring, MD
  • Ships with Tracking & Insurance
  • Ships in 2 business days or less
  • Seller not required to ship internationally

Have a concern about this listing?
Report this listing to our staff.

Returns & Refunds

Return Policies

  • Eligible for PayPal Purchase Protection , so you get what you paid for
  • Items received not as described shall be returned to the seller for a prompt refund

Discussion 2


Heather S. Staff
Sep 14, 2025 - 12:22 PM

I've removed the image containing your IMEI. For more information on why displaying this information publicly is not advised, please review our FAQ page here: https://swappa.com/faq/sell/share-esn-numbers

Thanks for using Swappa.

Heather S. Staff
Sep 14, 2025 - 12:23 PM

Listing approved. Thanks for using Swappa.

Similar Listings

Samsung Galaxy S21 5G
ElectroDealz LLC
ElectroDealz LLC
3219
Lauderhill Florida
$112
  • Fair
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Fair Condition - Fast & Free Shipping - 30 Day Warranty - Locked to AT&T.
Samsung Galaxy S21 5G
We Buy Mobile Corp
We Buy Mobile Corp
13651
Jacksonville, FL
$114
  • Fair
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
7/10 Condition | AT&T / Cricket | Moderate Wear | Great Value | 30 Day Warranty | Ships Fast
Samsung Galaxy S21 5G
We Buy Mobile Corp
We Buy Mobile Corp
13651
Jacksonville, FL
$127
  • Fair
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
7/10 Condition | AT&T / Cricket | Moderate Wear | Great Value | 30 Day Warranty | Ships Fast
Samsung Galaxy S21 5G
We Buy Mobile Corp
We Buy Mobile Corp
13651
Jacksonville, FL
$127
  • Fair
  • AT&T
  • Violet
  • 128 GB
  • 8 GB
  • SM-G991U
7/10 Condition | AT&T / Cricket | Moderate Wear | Great Value | 30 Day Warranty | Ships Fast
Samsung Galaxy S21 5G
SmartphonesPLUS
SmartphonesPLUS
1485
Cedar Rapids, IA
$131
  • Good
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
✅ Certified Samsung Galaxy S21 5G - 128GB - Phantom Gray - 🔒 AT&T Locked - ⭐ Good Condition
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11882
City of Industry, CA
$132
  • Good
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A-, Flawless Screen with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!
Samsung Galaxy S21 5G
Gari Frost LLC
Gari Frost LLC
1608
Tamarac
$149
  • Good
  • AT&T
  • Violet
  • 128 GB
  • 8 GB
  • SM-G991U
Samsung Galaxy S21 5G
GM DEALS
GM DEALS
11882
City of Industry, CA
$151
  • Good
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
Grade A, 9/10 with a Generic Cable. 3-DAY SHIP & 1-YEAR WARRANTY!
Samsung Galaxy S21 5G
We Buy Mobile Corp
We Buy Mobile Corp
13651
Jacksonville, FL
$152
  • Good
  • AT&T
  • Violet
  • 128 GB
  • 8 GB
  • SM-G991U
8/10 condition | AT&T / Cricket | 30 Day Warranty | Ships Fast | Trusted Seller
Samsung Galaxy S21 5G
We Buy Mobile Corp
We Buy Mobile Corp
13651
Jacksonville, FL
$152
  • Good
  • AT&T
  • Gray
  • 128 GB
  • 8 GB
  • SM-G991U
8/10 condition | T-Mobile / Metro PCS Compatible | 30 Day Warranty | Ships Fast | Trusted Seller

Disclosure: This site contains affiliate links to other sites. We may receive commissions for purchases made through these links.

Get Help, Fast

Email

[email protected]

Need help with a listing or a sale?

Submit Help Request

Helpful Links

Swappa's typical response time for help requests is around 20 minutes... That's really fast

Cart, Full of Deals

Your cart is empty :(