In Keymar, MD (21757), residents can enjoy varying levels of wireless coverage, with Verizon leading the way at 13.8 Mbps download speeds and 99.38% coverage. AT&T and T-Mobile also provide competitive options, boasting download speeds of 84.1 Mbps and 150.3 Mbps, respectively, but with slightly lower coverage percentages.
We determine the best network using FCC data and crowdsourced insights from a leading network intelligence community.Best Phone Network in Keymar, MD, 21757
Use our handy coverage checker to compare coverage across multiple locations and all networks!
See which network has the best coverage in nearby zips: 21765, 21766, 21769, 21770, 21771
Comparison of Verizon, AT&T & T-Mobile in Keymar MD, 21757
Verizon
Coverage: 99.51%
Download: 85.8mbps
Upload: 7.2mbps
Ping: Unavailable
Jitter: Unavailable
Verizon coverage in 21757 >
T‑Mobile
Coverage: 98.08%
Download: 173.7mbps
Upload: 16.4mbps
Ping: Unavailable
Jitter: Unavailable
T‑Mobile coverage in 21757 >
AT&T
Coverage: 99.45%
Download: 67.2mbps
Upload: 15.3mbps
Ping: Unavailable
Jitter: Unavailable
AT&T coverage in 21757 >
US Mobile networks 😉
Warp
Coverage: 99.51%
Download: 85.8mbps
Upload: 7.2mbps
Ping: Unavailable
Jitter: Unavailable
LightSpeed
Coverage: 98.08%
Download: 173.7mbps
Upload: 16.4mbps
Ping: Unavailable
Jitter: Unavailable
Dark Star
Coverage: 99.45%
Download: 67.2mbps
Upload: 15.3mbps
Ping: Unavailable
Jitter: Unavailable
Phone Network Performance in Keymar, Maryland
In the picturesque town of Keymar, Maryland, residents can enjoy a variety of mobile network options, each bringing its unique strengths. Hereâs a closer look at how Verizon, AT&T, and T-Mobile stack up in terms of performance.Verizon: Reliable and Fast in Keymar
Verizon continues to be a top choice for mobile users in Keymar, boasting an impressive mean download speed of 85.8 Mbps and a mean upload speed of 7.2 Mbps. With coverage levels reaching 99.5%, users can expect a reliable connection nearly everywhere they go. The latency is a respectable 28 ms, making it suitable for activities such as gaming and streaming. Additionally, 80% consistency in network performance ensures that users experience minimal disruptions. While some users may experience lower speedsâdown to 11.1 Mbps at the 10th percentileâVerizon’s 90th percentile download speed soars to 231.5 Mbps, highlighting its potential for high-speed use.AT&Tâs Dependable Network in Keymar
AT&T is another solid contender for mobile services in Keymar, delivering a mean download speed of 67.2 Mbps and a mean upload speed of 15.3 Mbps. Its coverage is slightly lower at 99.45%, but it still remains reliable for most users. The latency averages 41 ms, which is a bit higher than some competitors, but it doesn’t significantly impact everyday usage. The median download speed stands at 84.1 Mbps, which is commendable. However, the consistency percentage of 57.1% indicates there may be instances of slower service, particularly during peak times.T-Mobileâs Growing Coverage in Keymar
T-Mobile is making impressive strides in Keymar, showcasing a mean download speed of 173.7 Mbpsâthe fastest among the three carriers. Its mean upload speed of 16.4 Mbps complements the robust download performance. With latency at just 21 ms, T-Mobile offers a swift and responsive network experience. Coverage is also commendable at 98.08%, with an 85.7% consistency percentage that promises reliable connectivity. Even at the lower end, T-Mobile users can expect download speeds of 22.2 Mbps, while the upper tier can reach an astonishing 307.4 Mbps, making it an excellent choice for those prioritizing high-speed data. In summary, while Verizon maintains a stronghold in reliability and coverage, T-Mobileâs speed advantage gives it an edge for users seeking high-performance mobile connectivity. AT&T, though dependable, may lag slightly behind in both speed and consistency. Each carrier brings distinct benefits, ensuring options for all types of mobile users in Keymar.Access all 3 US networks with US Mobile
US Mobile gives you the flexibility to choose any top-tier networks in the US, to give you the strongest possible signal no matter where you are. As a Super Carrier we blend the reliability and reach of multiple major providers into a single service. This means fewer dropped calls, faster data, and better overall performanceâwithout having to switch carriers. See how it all works and find your seamless coverage here.
Comparison of Premium Unlimited Plans
| AT&T | T-MOBILE | VERIZON | US MOBILE | |
| 1 Line | $96/line | $105/line | $100/line | $35/line |
| 3+ Lines | $50.99/line | $70/line | $75/line | $35/line |
| Monthly Fees | $20/line | Incl’d | $21/line | Incl’d |
| One-time Fees | $35/line | $35/line | $35/line | None |
| Hotspot | 60GB | 50GB | 60GB | Unlimited |
| Intâl calls | $11.49/min | $5/min | $10/mo | Free |
| Intâl texts | Free | Free | Free | Free |
| Intn’l Roaming | Unlt’d Talk, Text & 10GB | Unlt’d Talk, Text & 5GB |
Unlt’d Talk, Text & 2G | 1000 mins, texts & 10GB |
| Perks | None | None | $10 credit for Disney+, Netflix OR Max | Pick any 1 for Free |
Basic Unlimited Plans Comparisons
| AT&T | T-MOBILE | VERIZON | US MOBILE | |
| 1 Line | $75.99/line | $65/line | $75/line | $17.5/line |
| 3+ Lines | $55.99/line | $50/line | $50/line | $17.5/line |
| Fast Hotspot | 5GB | 0GB | 0GB | 5GB |
Non Unlimited Plans Comparisons
| AT&T | T-MOBILE | VERIZON | US MOBILE | |
| Talk & Text | Unlimited | Unlimited | Unlimited | Unlimited |
| Data | 4GB | 10GB | 0.5GB | 2GB |
| Price | $60/line | $40/line | $50/line | $8/line |
| Customizable Plans | No | No | No | From $3.5/mo. |



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