AT&T copper retirement in Florida: what building owners need to know

AT&T is actively retiring copper phone infrastructure across Florida. If you own or manage a commercial building in Miami-Dade, Broward, or Palm Beach County, you've either already received a notice or one is coming. This isn't a gradual sunset — it's happening now, and the timeline has accelerated significantly since the FCC shortened the required notice period.

This guide covers exactly what's happening, which areas are affected, what the deadlines are, and what you need to do to keep your building's fire alarm, elevator phones, and security systems operational.

The timeline: what AT&T has done so far

October 15, 2025 — Grandfathering notice

AT&T stopped accepting new copper POTS line orders across 19 states, including Florida. No new lines, no line changes, no transfers. If you have copper lines, you can keep them for now — but you can't add or modify them.

November 15, 2026 — Permanent discontinuance

AT&T has filed with the FCC to permanently discontinue copper POTS service beginning November 15, 2026. This affects approximately 90,000 customers across 18 states. Once a wire center is discontinued, the copper lines in that area stop working. There is no forwarding, no grace period, and no backup.

June 2026 — Wire center shutdowns begin

The first wave of wire center retirements is expected to begin in June 2026. AT&T has identified 1,711 wire centers nationally that are grandfathered into the retirement process.

March 2025 — FCC shortened notice period

The FCC reduced the required disconnect notice from 180 days to 90 days. This means building owners now have half the time they used to have to find a replacement once the notice arrives.

Which Florida wire centers are affected?

AT&T has filed copper retirement notices for these 8 wire centers in South Florida:

These wire centers cover a large portion of the Miami metro area, including Brickell, Downtown Miami, Miami Beach, Coral Gables, Aventura, Hollywood, and the surrounding communities.

What does this mean for your building?

Most commercial buildings in South Florida have 4-15 copper POTS lines that they depend on for critical systems. When the wire center serving your building is retired, every one of those lines stops working simultaneously:

• Fire alarm panel — Your DACT can't dial the monitoring station. Your fire alarm is effectively disconnected. You'll fail your next NFPA 72 inspection.
• Elevator emergency phones — Every cab goes silent. Riders trapped in an elevator can't call for help. The elevator inspector will flag your building.
• Area of refuge phones — ADA-required stairwell phones go dead. People with disabilities have no way to communicate during an evacuation.
• Security alarm — Your intrusion panel can't reach the monitoring center. Your building is unmonitored.
• Building entry systems — Lobby intercoms, gate callboxes, and parking entry stop working.

The most dangerous aspect of copper retirement is that these systems fail silently. Your fire alarm panel may show a "trouble" light, but many building managers don't check it regularly. You could go weeks without a working fire alarm communication path before anyone notices.

How much are copper POTS lines costing you right now?

Even before the lines are disconnected, the cost of maintaining them has skyrocketed. AT&T has been aggressively raising POTS line rates since 2022 as they push customers off copper. Some buildings in South Florida are now paying:

What should you do right now?

Step 1: Audit your copper lines

Find out exactly how many POTS lines your building has, what each one connects to, what you're paying per line, and which wire center serves your address. CopperAlerts provides this audit for free for buildings in Miami-Dade, Broward, and Palm Beach County.

Step 2: Identify the right replacement for each system

Not every line gets the same replacement. Fire alarms and elevator phones require certified cellular communicators (NFPA 72 and ASME A17.1 compliant). Office voice lines can use VoIP. Building entry can go either way. Matching the right technology to each system is critical for passing inspection.

Step 3: Schedule the cutover before the deadline

Installation vendors in South Florida are already seeing increased demand as the June 2026 deadline approaches. Buildings that wait until they receive their 90-day notice will be competing with thousands of other buildings for installation slots. Acting now guarantees you're covered before the deadline.

Frequently asked questions

Can I just switch everything to VoIP?

No. Standard VoIP will work for office voice lines and fax, but it will not work for fire alarm panels or elevator phones. The DACT handshake corrupts during packet conversion, and your building will fail NFPA 72 inspection. Life safety systems require certified cellular communicators.

Has AT&T already started disconnecting lines in Miami?

AT&T stopped accepting new POTS orders in Florida as of October 2025. Permanent discontinuance filings target November 2026, with the first wire center shutdowns expected in June 2026. Some buildings have already experienced degraded service and increased line failures as AT&T reduces maintenance on copper infrastructure.

What if I haven't received a notice yet?

The 90-day notice is the final warning before disconnection. Many buildings in the affected wire centers haven't received their notice yet — but the retirement filings are already public. Waiting for the notice means you'll have just 90 days to find a vendor, schedule installation, and complete the cutover, during a period when every other building in your area is trying to do the same thing.

Is Verizon also retiring copper in Florida?

Verizon doesn't have significant copper infrastructure in South Florida (AT&T/BellSouth is the dominant carrier). However, Frontier Communications, which serves parts of Central and North Florida, has also been actively filing copper retirement notices. Lumen (formerly CenturyLink) is doing the same nationally.

Related resources

POTS line replacement in Miami and South Florida

AT&T copper retirement in Florida: what building owners need to know

Fire alarm POTS replacement: how to stay NFPA 72 compliant