POTS Line Replacement
by ITC Cloud.

A POTS (Plain Old Telephone Service) line, a landline, is a traditional analog telephone connection that utilizes copper wires to transmit voice signals between a telephone device and the telephone network.

POTS lines have been a standard means of communication for decades and are characterized by their reliability and ability to function even during power outages. While they have become less common in recent years due to the prevalence of digital and internet-based communication technologies, POTS lines are still used in some areas and for specific applications where a dependable voice connection is essential.

Traditional Plain Old Telephone Service (POTS) is on its way out. Telecom providers are phasing out POTS lines, and it’s only a matter of time before they become obsolete.

The FCC order 19-72A1 was issued in August 2019, permitting telecom providers to move away from outdated, expensive to maintain, degrading copper POTS lines. The move away from the older infrastructure, of course, requires a replacement (by law). Instead, providers are moving their customers to the cloud.

POTS lines, or Plain Old Telephone Service lines, serve a variety of essential purposes, making them valuable in specific applications where reliable communication is critical:

• Fire Alarm: POTS lines are used for fire alarm systems, ensuring prompt notification to emergency services in case of a fire.

• Security Alarm: Security systems rely on POTS lines to report intrusions and breaches to monitoring centers.

• Voice: Traditional voice calls are made over POTS lines for residential and business telephony.

• Elevator: Elevator emergency phones and communication systems often use POTS lines for emergency contact.

• Fax: Fax machines still utilize POTS lines for transmitting documents.

• Blue Light: Emergency blue light phones on college campuses and public areas often connect through POTS lines.

• Point of Sale: POTS lines can facilitate transaction processing in retail environments.

• Security Gate Door Access: Entry systems and security gates can communicate through POTS lines to grant access.

• Panic Buttons: Panic buttons and alarm systems in public places can be connected via POTS lines to alert authorities.

• Meter Reading: Utility companies may use POTS lines to remotely read meters and monitor usage.

• Modems: Dial-up modems for internet access use POTS lines, though this technology is becoming less common.

• Out of Band Management: POTS lines are used for remote management and maintenance of network equipment.

• SCADA Applications: Supervisory Control and Data Acquisition systems use POTS lines to monitor and control industrial processes.

• Internet Backup: POTS lines can serve as a backup for internet connectivity in case of network failures, ensuring continuous online access.

Several POTS (Plain Old Telephone Service) line replacement options are available, offering more advanced and versatile communication solutions:

1. VoIP (Voice over IP): VoIP services transmit voice data over the internet, providing cost-effective and feature-rich alternatives to traditional POTS lines.

2. Fiber-Optic Internet: Fiber-optic networks offer high-speed internet access and can be used for digital voice services.

3. Cellular Services: Cellular networks provide wireless communication options, including cellular voice services and wireless modems for data connectivity.

4. Satellite Communication: Satellite phones and internet services offer reliable communication in remote areas where other options may not be available.

5. SIP Trunking: Session Initiation Protocol (SIP) trunking allows businesses to connect their phone systems to the internet for voice communication.

6. Wireless LAN (Wi-Fi): Wi-Fi networks can be used for voice and data communication within homes and businesses, especially when integrated with VoIP services.

7. 4G/5G Wireless: High-speed mobile networks like 4G and 5G can serve as backup or primary communication options, including voice and data services.

8. Cloud-Based Phone Systems: Cloud-based phone systems, also known as hosted PBX, offer advanced features and flexibility for businesses, replacing traditional PBX systems and POTS lines.

The choice of POTS line replacement option depends on factors like location, budget, desired features, and specific communication needs.

The timeline for the complete phase-out of POTS (Plain Old Telephone Service) lines varies by region and telecom provider. However, the obligation to continue supporting traditional copper  POTS Lines ended on August 2, 2022. POTS lines have been in decline for years due to the rapid adoption of digital and internet-based communication technologies. In many areas, traditional POTS services are no longer actively marketed or maintained, and telecom companies are shifting their investments towards more modern infrastructure.

The complete discontinuation of POTS lines may take several more years or even decades, as some regions and organizations still rely on them for essential services, including emergency communications. Additionally, regulatory factors and the need to ensure that alternative communication options are universally accessible will influence the timeline for the phase-out of POTS lines.

Ultimately, the transition away from POTS lines will be gradual and dependent on a combination of technological advancements, market demand, and regulatory decisions. It is difficult to pinpoint a specific date for their complete disappearance, but their usage will continue to decline over time.

• Connectivity: Broadband, 4G LTE, 5G, Wi-Fi

• Optional Primary Cellular Connectivity

• Multi-SIM, Multi-Carrier Connectivity Options

• Up to 16 POTS Lines per Equipment Enclosure

• Up to 48 hours of Emergency Battery Backup Power

• RJ21X DEMARC (66-Block)

• NFPA 72 Code Compliant

• UL 60950-1, UL 62368-1, and UL 2054 listings