VoIP Quote Calculator

Build your own
VoIP quote.

Select exactly what you need — extensions, phone numbers, eFax, and toll-free lines — and see your estimated monthly cost instantly. No forms, no waiting.

Billed MonthlyCost Leader in VoIPUS-based supportInstant PDF quote

Extensions

One per user / phone

102004006001,000+
10–20 extensions$17.99/user/mo
Subtotal: $359.80/mo
View all pricing tiers

DID Phone Numbers

Direct inward dial lines — $1.00/number/mo

5 numbers × $1.00 = $5.00/mo

Cloud eFax Accounts

HIPAA-compliant — send & receive faxes by email or web portal

Each account includes 1,500 fax minutes/mo — minutes pool automatically across all accounts in your organization.

With Web Portal

Full user portal, email delivery & mobile app — $14.99/account/mo

Email Only (No Portal)

Faxes delivered directly to each user's email inbox — $9.99/account/mo

Toll-Free Numbers

Includes 2,500 minutes/mo — $14.99/number/mo

SMS Business Text

Send & receive texts from your business number

SMS Users

$24.99/mo for up to 50 users · +$20 per additional 50 users

Requires 10 DLC Campaign Registration — Interlink facilitates this on your behalf.

Office Locations with Desk Phones

One-time setup fee — $250.00/location

Session Border Controller included

Each location with desk phones receives a dedicated SBC — no extra charge.

A one-time provisioning fee of $250.00 applies per office location that has physical desk phones. Locations with only softphone or mobile users have no setup fee.

Estimated Monthly Total

$364.80

Per user, billed monthly

20 Extensions10–20 extensions · $17.99/user
$359.80/mo
5 DID Numbers$1.00/number/mo
$5.00/mo
Monthly Total$364.80
Annual equivalent$4,377.60/yr

* Taxes & telecom regulatory fees not included. Exact amounts vary by billing zip code and will be confirmed by your Interlink sales rep.

Instant PDF — only your email required.

Always included

  • Full system setup & onboarding
  • US-based support & monitoring
  • Software updates & maintenance
  • Reporting & analytics
  • Unlimited domestic usage
  • Unlimited call paths
  • 75+ enterprise VoIP features

Estimates are for budgeting purposes. Final pricing confirmed upon quote submission.

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