AI voice agents
Local numbers and low-latency SIP with direct interconnect to your SBC, PBX or AI voice platform (Vapi, Retell, Bland, ElevenLabs, LiveKit).
International carrier with owned network for AI voice and platforms
LIVE NETWORK · POPs NRT · LON · NYC
Give your AI agents a real number. International DIDs with voice and SMS.
Your AI agents call and answer by phone in 20 markets — local numbers and voice that actually connects, plus SMS where the market allows it. You plug in your SIP — over IP or VPN — and we test the route with you before the first minute.
LIVE NETWORK · POPs NRT · LON · NYCNRT · LON · NYC
- 99.99%
- uptime SLA
- 24·7
- NOC coverage
LIVE NETWORK · POPs NRT · LON · NYC
One email, one business day: inventory, pricing and compliance scoped to your markets.
United States+1Mexico+52Guatemala+502El Salvador+503Honduras+504Nicaragua+505Costa Rica+506Panama+507Belize+501Colombia+57Venezuela+58Ecuador+593Peru+51Brazil+55Bolivia+591Chile+56Argentina+54Uruguay+598Paraguay+595Dominican Republic+1
Use cases
Built for AI agents and platforms
One interconnect to carry real voice and SMS — from pilot to organic volume.
Contact centers
DIDs plus voice + SMS routes sized to your concurrency, CPS and campaign throughput.
Unified communications
Local number types listed per market, with voice and messaging only where published.
API platforms
Numbering, voice and SMS under one wholesale account to embed or resell.
OTP and SMS campaigns
Bulk and conversational SMS egress on your DIDs — OTP, alerts and campaigns — where the market enables it.
Business telephony
Your SBC or PBX connected over public IP or private VPN, with encrypted voice and per-market CLI.
Products
DIDs with voice and SMS. One interconnect.
Pick markets and number types. You get DIDs that actually connect over our direct interconnect — owned and operated by cAIl in Chile and Mexico, managed by our NOC elsewhere — with SIP voice and SMS on the same number. One contract, every market confirmed before ordering.
Local, mobile and toll-free, verifiedFeatured
Numbers that actually connect
Fixed lines, mobile for conversational AI and toll-free, verified market by market. Mobile is what we recommend for voice agents.
E.164Mexico +52 · Brazil +55 · Colombia +57 · Chile +56 · Peru +51 · Ecuador +593 — tested E.164
ExploreInbound and outbound · Opus and G.711
Your agents sound local
Your numbers receive and your agents call, over IP or VPN, with the quality real-time conversation demands. We test it with you before the first minute.
SIP / TLSExploreOTP · campaigns · 2-way
A number that texts back
The same DID sends OTP, notifications and campaigns, and holds 2-way conversations where the market allows it. With per-route delivery reporting.
SMPP / RESTExploreMSA · KYC / KYB
Direct interconnect under one MSA
Numbering, voice, SMS and compliance over our interconnect, under one agreement with every market confirmed before ordering.
One contractExploreInventory and routes are published by market. The coverage explorer shows what is confirmed before you request a quote.
Setup guides for your interconnectVoice AI
Your AI can talk. We connect it to the phone network.
Agents need a local number and a reliable path to the PSTN. Our E.164 DIDs ride on direct SIP interconnect — owned network in Chile and Mexico — that your platform plugs into over IP or VPN: Vapi, Retell AI, Bland AI, ElevenLabs, LiveKit or your own SBC.
PSTN · cAIl NETWORK · VOICE AI PLATFORM. INBOUND: Local numbers · carrier routes → E.164 · RTP / SRTP · SMS per DID → Owned SIP trunk · IP or VPN. OUTBOUND: Owned SIP trunk · IP or VPN → E.164 · RTP / SRTP · SMS per DID → Local numbers · carrier routes.
INBOUNDOUTBOUND
- 01
PSTN
Local numbers · carrier routes
- 02
cAIl NETWORK
E.164 · RTP / SRTP · SMS per DID
- 03
VOICE AI PLATFORM
Owned SIP trunk · IP or VPN
SIP / TLSRTPSIP trunk
Why cailcom
Carrier with owned network: we operate what we sell
Every market we sell is provisioned, monitored and supported by our own operations team. We handle route failures, number activation and regulatory changes around the clock.
99.99%
Network uptime
99.99% monthly
<15m
First response
15 minutes
24h
CDR reporting
Per route, within 24h
24·7
NOC 24/7
99.99% SLA / NOC 24·7
Offer-verified inventory
Numbers and routes are checked against the current offer before publication. Availability and lead time remain market-specific.
Routes we operate
Direct routes operated by cAIl in every market, with signaling and media agreed per interconnect and tested with you before traffic. No middlemen on the route.
MSA + KYC / KYB
Every agreement goes through corporate verification and a Master Services Agreement.
Operated by our NOC
Provisioning, routing and tickets are handled by our own network operations team — 24·7, English and Spanish.
How it works
Your platform speaks SIP. We speak to every local network.
We connect your agent or platform to local numbers with voice and SMS that actually connects, over our direct interconnect: we operate in Chile and Mexico and manage the rest with our NOC. You just plug in your trunk; we test the route with you.
CALLER · LOCAL NETWORKS · cAIl NETWORK · YOUR PLATFORM. INBOUND: CALLER → LOCAL NETWORKS → cAIl NETWORK → YOUR PLATFORM. OUTBOUND: YOUR PLATFORM → cAIl NETWORK → LOCAL NETWORKS.
INBOUNDOUTBOUND
- 01
LOCAL NETWORKS
CALLER · Interconnect per market
- 02
cAIl NETWORK
Numbers, voice and SMS, managed · Mexico +52 · Brazil +55 · Colombia +57 · Chile +56
- 03
YOUR PLATFORM
For AI agents, contact centers and platforms
SIP / TLSIP or VPNMarkets live today: 20Mexico +52Brazil +55Colombia +57Chile +56
SIP / TLS · RTP / SRTP · Opus / u-law / a-law · SMPP / REST · E.164LIVEPOPsNRT · LON · NYC— NOC 24·7
Coverage
20 markets live. 24 more building out.
Owned network with direct interconnect. Operators in Chile and Mexico; interconnect managed by our NOC elsewhere. Filter by region or jump to your market — types, voice and SMS (OTP / campaigns / 2-way) per country at a glance.
POPs: NRT · LON · NYC — NOC 24·7 · SLA 99.99% · 20 Live markets
Browse coverageFAQ
Questions buyers ask us
Not here? Email sales — we answer within one business day.
Wholesale commercial model
Give your agent a number this week.
Tell us which countries your agents call and how much they talk. Within one business day you get inventory, pricing and a test trunk.