Is hosted VoIP cheaper than an on-premise PBX?

For most businesses under ~100 seats, yes on a five-year view, because there is no server to buy, license and maintain. The crossover math is worked in our hosted vs on-premise comparison .

Why is my first invoice so much higher than the quote?

First invoices typically add one-time items (number porting, activation, hardware) plus a partial-month/second-month overlap, and the full tax and fee stack that the quote summarized or omitted.

Do higher tiers give better call quality?

Generally no. Call quality is set by codecs, your network and the provider's media path — the same across tiers. Higher tiers buy features and integrations.

VoIP Costs

Hosted VoIP Pricing Explained

By the VoIP Cost Guide Editorial Team | Last updated: October 2026

Hosted VoIP is priced like a subscription, not a phone system: you pay per user, per month, for a cloud service that replaces the PBX in your closet. Across major providers' published list prices, core business tiers commonly run from about $15 to $40 per user per month (list prices checked October 2026; every provider discounts from list, and sale prices change constantly). The number on the pricing page, however, is only the first line of the real bill.

This guide explains how the pricing is assembled — seat tiers, included minutes, number and device charges, and the regulatory fee stack — so you can compare any two quotes on equal terms and predict your actual invoice before you sign.

The three layers of every hosted VoIP bill

Think of the bill as three layers. The seat license is the headline price: it buys one user's extension, softphone and mobile apps, voicemail, and a feature tier. The telephony layer pays for the connection to the outside world: DID numbers for each user, your main and toll-free numbers, call paths, and in some plans metered minutes. The compliance layer is the part nobody advertises: e911 service fees, federal and state taxes, and regulatory recovery charges, which are calculated per number or per line and can add 20–40% to the taxable subtotal.

Seat tiers usually differ on features, not call quality: call queues, recording, CRM integrations, analytics and AI add-ons live in higher tiers.
Minutes are unlimited for domestic calling in most US business plans; international and toll-free inbound are usually metered.
Numbers may be bundled (one DID per seat is common) or billed per number — check before assuming.
Fees scale with numbers and seats, so a fee-heavy quote punishes businesses that keep many spare DIDs.

Why two $25 quotes can differ by 40%

Provider A quotes $25 per seat with one DID per user included, e911 bundled, and taxes estimated on top. Provider B quotes $25 per seat but bills $1.50 per DID, a per-line e911 fee, a regulatory recovery line, and a platform fee — and requires an annual contract for that rate. For a 25-user business, B's bill lands roughly a third higher than A's despite the identical headline. The fix is mechanical: normalize every quote into the same table — seats, numbers, telephony, fees, taxes, one-time charges — and compare totals, exactly as our per-user cost guide does.

Cost layer	Usually included?	Watch for
Seat license (per user/mo)	Yes — the headline price	Tier gates on queues, recording, integrations
DID number per user	Often 1 included	Extra DIDs billed $0.50–$2.00/mo each (published ranges)
E911 service	Rarely	Per-line or per-DID monthly fee, set by locality
Taxes & regulatory fees	Never in the headline	Can add 20–40% to the taxable subtotal
Desk phones	No	Purchase, rental ($5–$15/mo typical), or 'free' with term commitments

How to compare two hosted VoIP quotes

List every line item from both quotes in one table, grouped into seats, numbers, telephony, fees/taxes, and one-time costs.
Convert everything to a monthly figure: divide one-time charges by the contract length in months.
Add a taxes-and-fees estimate: if a quote omits it, apply 25% to the taxable subtotal as a planning figure and ask the provider for their real effective rate.
Check the tier gates: list the five features you will actually use (queues, recording, integrations) and confirm the quoted tier includes all of them.
Compare 12-month and full-contract totals, not the monthly headline — and note the auto-renewal window before signing.

Frequently asked questions

Is hosted VoIP cheaper than an on-premise PBX?: For most businesses under ~100 seats, yes on a five-year view, because there is no server to buy, license and maintain. The crossover math is worked in our hosted vs on-premise comparison.
Why is my first invoice so much higher than the quote?: First invoices typically add one-time items (number porting, activation, hardware) plus a partial-month/second-month overlap, and the full tax and fee stack that the quote summarized or omitted.
Do higher tiers give better call quality?: Generally no. Call quality is set by codecs, your network and the provider's media path — the same across tiers. Higher tiers buy features and integrations.

Sources and further reading

Related guides

Disclaimer: This guide is educational information based on published VoIP standards and professional practice, not engineering advice for your specific system. VoIP pricing, taxes and fees change and vary by provider and location — verify current figures with providers before purchasing. If your phone system supports emergency calling, work with your provider or a qualified VoIP engineer for changes that affect E911.