Product / SIP Trunking & Outbound Calling
Two-way SIP trunking with mission-critical reliability.
Connect an existing PBX, switch, IP phone, dialer, or AI voice platform to A1ROUTES for international inbound and outbound calling. Scale call capacity up or down and pay for the minutes you use.
Fraud protection
Controls that protect outbound calling spend.
A1ROUTES SIP trunking includes practical account controls that help prevent compromised credentials, unwanted destinations, and unexpectedly expensive outbound calls.
Disable outbound SIP credentials
Prevent compromised SIP credentials from generating outbound traffic by disabling credentials and using IP-based authentication.
Maximum outbound rate
Block any outbound call if it exceeds a predefined rate in your control panel.
Destination restriction
Block or whitelist destinations by country or number prefix.
Low balance alert
Receive email alerts when your account balance hits a specific limit.
Bring your own device
Use any SIP-compliant PBX, switch, IP phone, or compatible endpoint.
Global outbound coverage
Use one A1ROUTES account for sales, support, research, education, insurance, travel, and AI voice traffic.
Outbound rates
International outbound calling rate sheet
Search destinations from the uploaded A-Z rate sheet. Rates are shown per minute in USD.
| Destination | Rate ($/Per Minute) |
|---|
SIP setup
Connect your PBX or outbound calling operation.
Share your current provider, destinations, call volume, and authentication preference. We will help you choose a practical starting route.