AT&T Coverage Near Markham, VA 22643 — 29 Towers
Mixed — AT&T coverage in Markham, VA 22643 is usable but uneven.
AT&T Coverage Stats
AT&T Tower Mix Near Markham, VA 22643
How AT&T Compares Near Markham, VA 22643
Side-by-side: AT&T vs. other carriers at this location, ranked by signal strength.
About AT&T Coverage Near Markham, VA 22643
Mixed — AT&T coverage in Markham, VA 22643 is usable but uneven. Our analysis uses FCC cell tower registrations plus crowdsourced OpenCellID signal measurements to estimate AT&T coverage at this location. Within 5 miles of Markham, VA 22643, we found 29 AT&T cell towers — the closest is just 0.91 mi away.
Signal strength is calculated using Free-Space Path Loss (FSPL) combined with FCC-registered effective radiated power (ERP). The strongest AT&T tower near Markham, VA 22643 produces an estimated -52.3 dBm at ground level. Low-band frequencies (600–850 MHz) penetrate walls best for indoor coverage.
5G service from AT&T is actively deployed near Markham, VA 22643 — 2 high-band towers deliver fast 5G speeds in the area.