




📱 Stay connected, save smart, and roam free with US Mobile’s dual-network SIM power!
US Mobile’s prepaid SIM card kit includes two 5G-enabled SIMs for Warp and Dark Star networks, offering flexible plans from $4/month and unlimited plans starting at $17/month. With easy activation, 24/7 customer support, and up to 10GB international data on premium plans, it’s designed for budget-conscious professionals who demand reliable, global connectivity.




| ASIN | B0DG9CDQK6 |
| Best Sellers Rank | #4,178 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #4 in Cell Phone SIM Cards |
| Brand | US MOBILE |
| Cellular Technology | 5G |
| Customer Reviews | 4.2 4.2 out of 5 stars (2,247) |
| Item Dimensions L x W | 8"L x 6"W |
| Manufacturer | US Mobile |
| Model Number | DarkStar+Warp |
| Number of Items | 2 |
| Service Provider | US Mobile |
| UPC | 850045183370 |
| Warranty Description | No Warranty |
D**G
Great Sim card kit for US Mobile
US Mobile SIM Card kit contained cards for both ATT and Verizon. Cards were also adaptable to all 3 standard size SIM cards. Easy to setup and worked like a charm. Thank you Amazon. Received the kit in one day and this was truly a blessing because US Mobile botched my order and ultimately took 14 days to deliver my cards. I was panicking after 2days without a phone... That's why I ordered from Old Faithful: Amazon. Finally, you won't find this kit for a cheaper price anywhere on this Planet.
M**S
Good choice for the budget-minded
I've had US Mobile service for over 3 months now. I'm on their GSM 2GB Share Plan which includes hot spot and unlimited calls and texts nation-wide, and from within the US to Canada, Mexico, and 86 other countries. Call quality and connectivity is solid in cities. I can't speak to rural areas, though I've read that rural connectivity is almost non-existent when on their T-Mobile connection. Apparently, their Verizon connection is better if you live in or frequent rural areas. I'm mostly in medium to big cities on the East coast. Data speeds are decent/good during peak hours (according to my research, they get better priority compared to other MVNOs) and great during off-peak hours. I'm on their T-Mo connection and is on par or a little better compared to Mint Mobile during peak, and downright great compared to ATT prepaid in my areas (mainly East coast, some West) whether on or off peak. ATT cannot compare to US Mobile. It's amazing that ATT charges more than double for their annual prepaid plan for subpar service. Two negatives: They took almost two days to port in my number from ATT. In this day and age, ports should be completely automated and happen almost instantaneously, or a few hours at most, not days. CS rep responded quickly enough to my inquiry, but just gave a generic "they ran into issues during the port process" response and did not provide any kind of specifics. But at the very least, they responded quickly and were aware of an "issue" and were actively trying to "resolve" it. The port went through about half a day after I contacted them, and my service was active and ready to go. The other negative is their voicemail system. It requires you to actually say something on your outgoing message. With every other VM service I've had, I could choose to have the system give an entirely automated generic message akin to "you've reached [phone#], leave a message at the tone". But with US Mobile, you have to have your actual voice on the outgoing message. Not that it's a big deal, but I just prefer a completely automated message rather than my own voice. I won't deduct any stars for the couple of negatives. The two days wait wasn't too extreme (especially for the cost-savings), and the voicemail thing is just a personal preference, nothing to do with vital functionality. These are just some things to be aware of. Good choice for budget-minded folks who don't always need the top most data priority/fastest speeds during peak hours, but enough to surf the web, check emails/social media, pretty much everything except streaming UHD video.
J**E
Good Network
Good and affordable network. Good customer service.
T**S
WARNING: Do NOT purchase if you plan to use it as an internet connection.
I live in a rural area. There is no ability to get decent internet without using cellular service. For years I have been using Verizon and using my phone as a hotspot, but due to spotty connection, it meant that if I wanted a stable internet connection I had to leave my phone in my window. Obviously, I did not like doing this, but I felt that I had no real choice. Then I discovered the Netgear Nighthawk, a 4G Mobile Router. It promised to solve this issue once and for all, but of course, I needed a sim card and a new phone line. This is what brings me to US Mobile. US Mobile advertises themselves as offering unlimited data and make the claim that their sim cards can be used as a hotspot. Indeed, when you sign up for their plan, there is an additional charge to be able to use a hotspot. I purchased the best plan they had to offer: Unlimited Talk & Text ($10), Unlimited Data ($30), Data Speed Ludicrous ($15), plus Hot Spot ($10). The ludicrous data speed plan is advertised to be suitable for HD Streaming and Gaming. Needless to say, I was excited and extremely hopeful, despite the plan being advertised as costing $65, but in reality, costing just over $72. However, I should have known it was too good to be true. The first week went fine. Then I went over 15 Gigabytes and the plan stopped working altogether. At first, I thought something was wrong with the network, and it was late at night so I decided to go to bed and try again in the morning. When I tried it again, no matter what I attempted or where I moved my hotspot, it would not connect to the internet. So, I reached out to Customer Service. I was then told that everything was fine and that I would just have to report to them every time I went over 15 Gigs. They would have to manually reset my connection. I was upset, but at least my internet still worked right? Wrong. Later that afternoon it happened again. I contacted US Mobile once again and explained the issue. I was asked what device I was using, and I told them that I was using a Netgear Nighthawk. I was then told that I was violating their terms of service. Their sim cards, apparently, are only supposed to be used in phones and tablets. Had I placed the sim card into my phone instead and used it as a hotspot instead of the Nighthawk, it would have been perfectly fine. (So they claim.) But because I was using the Nighthawk, they throttled me down to 2G speeds. I tried asking for a number to their corporate office. They refused to give me one. I wanted to negotiate for a partial refund and an immediate end to the plan--I felt that was fair. I did not mind paying for what I had used, but they were extremely unclear about their data requirements and what devices it could be used within. They were, after all, advertising that their ludicrous plan was suitable for HD Streaming and gaming. So, here I now sit. Throttled to 2G speeds, forced to report to them like they were a parole officer every time I approach 15 Gigabytes of data used, with 21 days left in my plan. Meanwhile, I am out of nearly $75. My advice to you: Learn from my experience. If you are like me, living in a rural area, forced to use cellular service for your internet, AVOID THIS COMPANY LIKE THE PLAGUE.
G**D
Good value
Comes with all 3 networks and shipped fast
T**W
Worked for what I needed it for, to unlock my phone from my a different carrier
I bought this as its the least expensive sim card I could find on Amazon and I needed it so that I could unlock my phone with the PIN number that my current cellular carrier gave me after paying off my phone. I can't attest to the quality of U.S. Mobile cell service as I am not with them, I did not sign up with them, I simply used their sim card to unlock my phone that Boost Mobile had tightly locked to their network with NO way for themselves to unlock it.. So there you have it, the sim card works else my phone would not detect it as a valid sim card to allow me to unlock my phone but as to the quality of their network, i have no idea. That's all I can say about this sim card.
T**A
Great thanks
L**G
If you need a cheap SIM delivered quickly this is for you!
S**G
I like it
B**N
Product arrived fast and in good condition. Thanks for an easy transaction. SIM card works as intended. What more can I say?
J**S
It was really good value for money the connectivity was poor it was easy to set up and it functioned well enough for what I used it for but speed quality was slow
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