Premium US VoIP Infrastructure

Connect globally with
Local Presence.

+OneCallix provides enterprise-grade US calling capabilities for Freelancers and individuals. Buy real US phone numbers instantly and start making crystal-clear calls over our high-speed VoIP network.

120ms

Latency

99.0%

Uptime

10+

Tier-1 Carriers
✨ 50% Off First Month - Limited Time

Don't mix business
with personal.

Freelancing is hard enough. Stop giving your personal cell number to random clients on the internet. Get a professional US line for less than the cost of a coffee.

$8.00

Per Month

24h

Setup Time

0

Freelancers

Compatible with platforms like

Upwork Fiverr Toptal Freelancer

Your pocket office.

We stripped away the enterprise bloat to give you exactly what you need to look professional.

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Ironclad Privacy

When you call clients, they see your +Onecallix number, not your personal cell. Your private life stays private, no matter how difficult the client is.

Read more about "Creepy Client" Problem →
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Work/Life Balance

Turn on "Do Not Disturb" at 5 PM. Your +Onecallix goes to voicemail while your personal calls still ring through. Finally, real downtime.

STATUS
● Active until 5 PM
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Global Roaming

Digital Nomad? Calls work over WiFi anywhere in the world. No roaming fees.

Read why roaming important →
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Instant Setup

Search. Click. Call. No waiting for a SIM card in the mail.

Read why we are faster →

Why pay more?

Stop burning cash on "Second Line" apps that overcharge you.

Feature +Onecallix Carrier Add-on Second Phone
Monthly Cost $1.99 $14.99+ $50+
Setup Time Instant Store Visit Days
Contract None 12 Months 24 Months
Privacy Shield βœ“ βœ“ βœ“
App Required Yes (Web/App) No No

Engineered for the Speed of Sound.

At +OneCallix, we don’t just resell phone linesβ€”we manage a robust, multi-redundant network architecture designed to bypass public internet congestion. Our private IP backbone ensures your voice data travels the shortest possible distance between points.

  • βœ”
    Direct Tier-1 Carrier Peering We eliminate "hops" between intermediate networks to reduce latency.
  • βœ”
    Active-Active Geo-Redundancy Replicated across 3 zones. If a data center goes offline, calls reroute instantly.
  • βœ”
    Free Caller Registry & Reputation We help register your numbers with major analytics providers (First Orion, Hiya, TNS) to prevent "Spam Likely" flags.
Did You Know?
Standard calls sample at 8kHz. +OneCallix supports Wideband Audio (HD Voice) at 16kHz to 48kHz for crystal-clear conversations.
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+1 (415) 555-0123
San Francisco, CA β€’ Connected
HD VOICE
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Network Load
Latency: 24ms β€’ Jitter: 0.1%
OPTIMAL