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SIP.US Cloud SIP Trunking

APIyesOSS—FREE—DOCS5/5
SU6.8#7 of 30
outWeb—Windows—Mac—LinuxoutAndroidoutiOS

Ranked in SIP Trunking Providers ·Free trial· paid from $1/mo

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About

SIP.US Cloud SIP Trunking is ranked #7 of 30 in SIP trunking providers on Inferse. It runs on Android, API, iOS, Web. There is no free plan. A free trial is offered. Paid plans start at $1/mo.

Compared on SIP trunking providers

Free plan
Nosip.us
Pricing model
hybridsip.us
Number porting
Yessip.us
Emergency calling
Yessip.us
Toll-free numbers
Yessip.us
Encrypted signaling
Yessip.us

Facts

Product
SIP.US provides cloud SIP trunking that connects an existing PBX to reliable SIP trunking with flexible channels and no contracts.sip.us · 1 Oct 2026
Control panel
The self-service control panel manages SIP trunks, telephone numbers, provisioning, billing and call data records.sip.us · 1 Oct 2026
Calling coverage
Each SIP channel includes unlimited outbound calling to the US48 states and Canada and unlimited inbound calling to local numbers.sip.us · 1 Oct 2026
Concurrent calls
One SIP channel is required for every concurrent incoming or outgoing call.sip.us · 1 Oct 2026
Call records
CDRs are viewable near real-time, include today and the past year, and can be downloaded as CSV files.sip.us · 1 Oct 2026
DID coverage
SIP.US offers a searchable database of numbers across the US and Canada, with most DIDs provisioned instantly.sip.us · 1 Oct 2026
Bandwidth
Customers can choose their own broadband provider, and G.711 calls use approximately 85kbps up/down while G.729 is supported.sip.us · 1 Oct 2026
Fraud protection
Real-time international toll fraud protection can terminate unauthorized calls, disable international calling and alert the customer and Network Operations Center.sip.us · 1 Oct 2026
Integrations
Supported SIP-enabled PBX systems include 3CX, Asterisk, Elastix, Cisco, Avaya and Grandstream, plus open-source telephony applications.sip.us · 1 Oct 2026
Microsoft Teams
SIP.US connects SIP trunks with Microsoft Teams to provide enterprise voice and collaboration in one platform.sip.us · 1 Oct 2026
Redundancy
The service uses Tier-1 upstream providers and multiple US gateways to provide a redundant network and avoid single points of failure.sip.us · 1 Oct 2026
Failover
Inbound DID calls can route to primary and secondary IP-PBX systems or a backup PSTN number when routing fails.sip.us · 1 Oct 2026
Free trial
Free trial accounts include 60 minutes of outbound calling to anywhere in the US48, with a SIP trunk created after email confirmation.sip.us · 1 Oct 2026
Security
BCM One says it uses usernames, passwords and industry encryption methods to protect sensitive data transmission, while acknowledging no security practice is foolproof.sip.us · 1 Oct 2026
Eligibility
SIP.US services are available only to businesses based in the United States and Canada.sip.us · 1 Oct 2026
Support
Customers can use the knowledge base or call support at 800-566-9810.sip.us · 1 Oct 2026

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Where it ranks on Inferse

Sources