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Still Renting a Phone System? The Plain-English Guide to Switching to VoIP

By Dana Ortiz3 min read

Your office phone bill is one of those costs that feels like weather — it shows up every month, and nobody remembers agreeing to it. If you're still paying for traditional phone lines in 2026, there's a good chance you're spending two to three times what you need to, for fewer features. Here's the plain-English version of what switching to VoIP actually involves, what it costs, and the two questions every owner asks us first.

What VoIP actually is#

VoIP just means your calls travel over your internet connection instead of dedicated copper lines. That's the whole trick. Your customers notice nothing — same number, same ring — but behind the scenes the "phone system" stops being a beige box in a closet and becomes software you can manage from a settings page.

The math: traditional lines vs. VoIP#

Traditional lines

VoIP

Typical cost per line

$45–$70 / month

$15–$30 / month

Hardware

Leased PBX in a closet

None required — apps, or desk phones you own

Adding a line

Service call, days of waiting

A settings page, about five minutes

Storm failover

Down when the office is down

Forwards to mobiles automatically

For a ten-line office, that's roughly $3,600–$5,400 a year back in your pocket — before counting the PBX lease you get to cancel.

What you keep (spoiler: your number)#

The number one fear we hear: "We've had this number for fifteen years." Good news — phone numbers are legally yours to take with you. The process is called porting, it's handled entirely by the new provider, and your old carrier isn't allowed to refuse. Your customers never know it happened.

Features you suddenly get for free#

  • Voicemail-to-email — voicemails arrive in your inbox as audio plus a transcript.

  • Auto attendant — "press 1 for scheduling" without paying for a receptionist add-on.

  • Ring groups — front desk rings three people at once instead of bouncing callers.

  • Take calls anywhere — the office line rings on a laptop or mobile app, which matters more in Tampa Bay than almost anywhere else.

The hurricane angle#

We covered this in our hurricane season checklist, but it bears repeating: when a storm closes your office, traditional lines go silent and customers hear dead air. A VoIP line doesn't live in your building — flip one setting and every call forwards to cell phones. For a lot of our clients, that one feature justified the whole switch.

What happens if our internet goes down?

Calls fail over to mobile apps or forward to any number you choose, automatically. And because most of our clients pair VoIP with a backup internet connection (often a $30/month LTE failover), "the internet is down" has become a rare event rather than a weekly one.

Can we keep our existing desk phones?

Often, yes — most modern desk phones speak SIP and just need reprogramming. If yours are too old, entry-level VoIP handsets run about $60–$90 each, once, and you own them. Many teams skip desk phones entirely and use headsets with the desktop app.

The switch itself typically takes two to three weeks, most of which is waiting on the number port. Your part is about an hour of decisions. We'll do the rest — starting with a free teardown of your current phone bill, line by line, so you can see the actual savings before you commit to anything.

Get a free phone-bill teardown

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