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SIP trunking and US business phone numbers (+1)

Connect your teams in New York, Los Angeles, Chicago, Houston, Miami and across all 50 states with local US DID numbers, toll-free lines, SIP trunking, hosted PBX, contact centre and SD-WAN. One AstraQom contract, FCC-compliant provisioning and 24/7 support.

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Cities we serve in United States

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    Frequently asked questions

    What is SIP trunking and how does it work in United States?+

    SIP trunking replaces traditional phone lines with a secure internet connection between your PBX and the public telephone network. In United States, AstraQom delivers local +1 numbers and outbound voice over Tier-1 routes, in New York, Los Angeles and Chicago and nationwide.

    Can I keep my existing United States phone numbers?+

    Yes. We port your existing fixed, mobile and toll-free United States numbers from any licensed operator with zero downtime. Most ports complete in 2–4 weeks.

    How fast can I get a +1 number?+

    Most numbers activate within 1–3 business days. Toll-free and special numbers can require extra local KYC — we handle the paperwork end to end.

    How reliable is the service in United States?+

    We use geo-redundant SBCs, multiple upstream carriers and QoS-aware routing, backed by a 99.9% uptime SLA. 4G/5G failover and SD-WAN are available for sites that need guaranteed voice quality.

    What equipment do I need?+

    Most businesses need only an IP-PBX, a softphone app or a SIP-compatible handset. With a legacy PBX, we supply an enterprise SBC or ATA adapter so you can keep your existing phones.

    Is the service compliant with United States telecom regulations?+

    Yes. AstraQom operates under the FCC framework and handles KYC, numbering and emergency-calling compliance during onboarding, so you get a licensed route without the regulator paperwork.

    How much does SIP trunking cost in United States?+

    Trunks start from $9 per channel per month with per-second call billing. You only pay for active channels, and volume or multi-year commitments unlock significant discounts.

    Other countries in the region

    Ready to launch in United States?

    Tell us where you operate and what you need. We'll come back with a tailored proposal within one business day.

    Talk to a United States telecom expert