Senior Writer: Supriya Bajaj
Reading Time: 5 MinutesPublished : April 26, 2024Looking for a flexible and cost-effective VoIP solution for voice and multimedia communications? One that can integrate with your premise-based US business phone systems? Turn to USA SIP trunk providers!
Interestingly, 9 out of 10 customers seek a friction-free omnichannel experience from businesses. USA SIP trunk providers help you deliver that effortlessly.
Interested in investing in VoIP trunk providers? Explore the 10 top SIP trunk providers in the USA listed in this detailed blog.
What is SIP Trunking?
SIP trunking is the process of communicating over the internet using IP PBX systems (private branch exchange). It facilitates internet communication by establishing a digital connection between traditional Public Switched Telephone Networks (PSTN) and cloud-based VoIP.
Not just that, this digital phone line enables you to leverage popular channels like instant messaging, SMS, and video conferencing.
Not utilizing SIP trunking can tie you to costly and inflexible premise business phone systems, compromising your US customers’ changing needs. Cut this hassle by adopting robust US SIP trunking providers to drastically transform business communications, improve scalability, and increase cost savings.
10 Best USA SIP Trunk Providers
With hundreds of SIP trunk providers in the USA, you must choose the one that truly blends with your existing system and transforms your business communication.
To help you make the choice quickly, we have curated this buyer’s guide on the ten best USA SIP trunk providers –
1. DialerHQ
DialerHQ is an intelligent, secure, reliable, and affordable SIP trunking provider in the US. It offers exceptional call quality and maximum efficiency in your business communications. Not just that, DialerHQ’s SIP is known to improve customer engagement and minimize costs.
- Built-in reporting and analytics
- Messaging
- Call transcription
- Video conferencing
- DialerHQ’s advanced contact management streamlines workflows and organizes the networking process.
- Its end-to-end encryption ensures the high-grade security of business data.
- It gives you the flexibility to take calls and access business conversations on the go using the DialerHQ app.
- DialerHQ’s performance majorly depends on your internet connection quality. Poor quality can disrupt communication.
- It offers a short free trial period with restricted features.
Key Specs:
Numbers: Virtual Phone Number and Business Phone Number
Pricing: Contact Sales
Free trial: Yes - 10 days
Setup Fee: None
Port Fee: Custom pricing plan
2. CallHippo
CallHippo is a USA SIP trunk provider that comes with a cloud PBX that significantly saves IT resources, organizes the lead generation process, and enhances communication quality. It is known to minimize additional operational expenses and maximize sales.
- Hold music
- Call routing
- Interactive voice response
- Voice customization
- CallHippo’s call recording ensures you have call references for process improvement and employee training.
- The call connectivity and quality are higher than other SIP trunk providers in the market.
- Its customer service team offers dedicated support and not just canned responses leading to FAQs section.
- Sometimes, CallHippo’s dialer gets stuck, disrupting call operations.
- It offers a limited trial period.
Key Specs:
Numbers: Toll-free number
Pricing: Starts from $18/user/month
Free trial: 10 days
Setup Fee: None
Port Fee: Free
3. Avoxi
Avoxi is a powerful US SIP trunking provider that offers SIP trunks in multiple channel packages. It asks for no minimum contracts and offers 20+ advanced VoIP features. With Avoxi SIP trunking, you get complimentary 24/7 live support.
- Custom caller ID
- Call recording
- Auto attendant
- Time of day routing
- Avoxi’s call whisper makes it easy to assist agents through a tough customer call.
- Its live staff performance data helps analyze and improve agent performance easily.
- Its user interface is extremely intuitive, making the onboarding and setting up process straightforward.
- Avoxi has frequent updates wherein you cannot use the platform, disrupting operations.
- It closes some unresolved tickets so you have to drain time in raising tickets again.
Key Specs:
Numbers: Toll-free number, local DID, and TrueLocal™
Pricing: Starts at $19.99/month
Free trial: Yes - 7 days
Setup Fee: None
Port Fee: Free
4. 8×8
8*8 is a US SIP trunking provider that brings high reliability, cost-saving, efficient call-handling capability, and multimedia communication into the business. This SIP trunk provider offers high-grade security plus encryption and connects your business with the whole country.
- Business app integration
- Video conferencing
- Visual voicemail
- Call parking
- 8*8 delivers great performance with negligible issues or downtime.
- Its on-hold music and auto attendant portray a professional brand image and ensure a great customer experience.
- Its availability status indicators help you inform your team members about your current availability.
- With 8*8, it is difficult to change the message for call-recording announcements.
- The platform doesn’t send voicemail notifications properly sometimes.
Key Specs:
Numbers: Local, Toll-free, and Vanity
Pricing: Contact sales
Free trial: Contact sales
Setup Fee: Contact sales
Port Fee: Free
5. Grasshopper
Grasshopper is a reliable US SIP trunking provider that combines VoIP with a WiFi calling function. It gives you the flexibility to connect with your global customers and clients over the Internet with minimal service outages or voice disruptions.
- Voicemail transcription
- Call forwarding
- Automated greeting
- Incoming call control
- Grasshopper voicemail transcription makes information extraction easier and you don’t drain time listening to entire voicemails.
- Its CRM integration ensures quick access to the required information as it logs all call data in one place.
- It is extremely user-friendly, which makes navigation easy.
- Grasshopper’s call logs sometimes show the wrong number on which the call is received.
- It shows notifications for some calls multiple times, which is confusing.
Key Specs:
Numbers: Toll-free, vanity, local
Pricing: Starts at $14/month
Free trial: Yes - 7 days
Setup Fee: None
Port Fee: Free
6. Vonage
Vonage is a functional US SIP trunking provider that instantly connects your PBX with the world. It is capable of accommodating high call volumes by scaling its capacity up in minutes. With Vonage, you can easily save call costs via per-second billing.
- Automatic Location-Based Routing
- Dashboard analytics
- Multi-codec support
- Digest authentication
- Vonage’s Transport Layer Security (TLS) offers high-level privacy and data integrity.
- The call forwarding feature ensures that every client gets instant help even when you’re unavailable.
- Its reports help you gauge and improve team productivity by analyzing all the calls
- Vonage sometimes has voice breakage issues and dropped calls, disrupting communication.
- The admin portal of the platform is not intuitive.
Key Specs:
Numbers: Virtual and Toll-free
Pricing: Plans start at $19.99 a month
Free trial: Yes - 14 days
Setup Fee: Free
Port Fee: No
7. RingCentral
RingCentral is a top-rated VoIP SIP provider that offers robust integrations and flexible pricing. Its advanced communication features can optimize workflows and improve customer experience.
- AI-noise cancellation
- Spam blocking
- Call flows
- Team messaging
- RingCentral’s caller ID allows you to prepare for calls in advance and deliver a tailored experience by looking at where calls and callers are from.
- It is highly scalable and grows with your business, as you can easily add or remove users.
- Its call flip feature ensures a seamless calling experience even when you’re stepping out of the office by transferring calls between devices.
- RingCentral doesn’t record calls all the time.
- Its interface is cluttered with all the tabs and dialed numbers.
Key Specs:
Numbers: Local, Toll-free, Vanity, International
Pricing: Plans start at $20/user/month
Free trial: Yes - 14 days
Setup Fee: Free
Port Fee: None
8. Dialpad
Dialpad is an incomparable VoIP SIP provider in the US that requires no on-premise infrastructure. All its servers and applications are based out of an off-site data center, so you don’t have to spend money or energy to manage or maintain it.
- Call queues
- SMS text messaging
- Live chat
- Screen sharing
- Dialpad’s accurate call summary allows you to quickly dig into key points of a meeting without having to listen to the entire meeting.
- It doesn’t have any latency or voice delays during calls, ensuring top-notch call quality.
- Its admin panel lets you efficiently control your calling operations using its control features and analytics.
- Dialpad doesn’t send email alerts for missed calls.
- It doesn’t offer much customizations in the call routing rules.
Key Specs:
Numbers: Local and toll-free
Pricing: Starts at $15/user/month
Free trial: Yes - 14 days
Setup Fee: None
Port Fee: Free
9. Nextiva
Nextiva is a known US SIP trunk provider that is reliable and needs no additional equipment. It also needs no coding and has built-in security features to safeguard your business data. This ready-to-use SIP trunk provider is all you need for effective business communication.
- Automatic failover
- Fraud mitigation
- Detailed call records
- Online management
- Nextiva’s self-help tools and videos are extremely helpful, eliminating the need to connect to an agent when a SIP trunk-related problem arises.
- It offers complete porting assistance for easy onboarding, setup, and usage.
- Its call routing promotes quick and tailored customer support by directing inbound calls to the right agent.
- Nextiva sometimes faces service outages, which prevents you from placing or receiving calls.
- Its voicemail interface is not up to date.
Key Specs:
Numbers: Local, Toll-free, Vanity
Pricing: Starts at $14.95/user/month
Free trial: No, Offers demo
Setup Fee: None
Port Fee: Free
10. Aircall
Aircall is a one-of-a-kind SIP VoIP service provider that handles all the backend work of SIP without any assistance from your IT department. It gives you full control of your number. With Aircall, you can add or remove SIP channels or phone numbers from within the app.
- Extensions
- Ring groups
- Queue callback
- Concurrent calls
- Aircall’s call monitoring feature helps you extract relevant customer information to personalize your interactions.
- Its call management and crystal-clear audio quality ensure high productivity and professionalism.
- Its call recording provides you with critical data and skipped information, so your decisions are based on accurate data.
- Aircall’s dashboard doesn’t update at times, so you need to do it manually by logging out and then logging in.
- It shows occasional bugs and glitches.
Key Specs:
Numbers: Local, toll-free, vanity
Pricing: Starts at $30/licence
Free trial: Yes - 7 days
Setup Fee: None
Port Fee: Free
How to Choose the Right SIP Trunk Provider?
Selecting your SIP trunk provider is critical to delivering quality customer service and running successful marketing campaigns. So, you cannot afford to make a wrong choice. Here’s how you can choose the right SIP provider –
- Make sure your SIP provider supports multiple communication channels beyond voice calling.
- Ensure that your new SIP trunking equipment connects with your existing hardware as all business phone systems do not support SIP trunks.
- Ensure your provider offers a free porting service to minimize unnecessary overhead expenses and a trial period to know if its features align with your needs.
- Review the payment terms, pricing plans, and contract requirements of the selected SIP trunking providers to ensure they match your budget and rules.
- Identify the VoIP voice call volume your SIP provider can handle at one time and make sure it matches your inbound call volume.
- Gauge the provider’s customer support quality, cost, and availability for the quickest assistance. The best indicators are quick response, short resolution time, complete onboarding assistance, and omnichannel support availability.
- Check if the provider holds network redundancy and security certifications so that you’re free from privacy and security threats like malware and hacks.
- Try to choose tier-1 SIP trunking providers, as they have a quick resolution process due to higher control over their network.
- Check that your desired SIP provider works well in your location and your client’s area to avoid operational disruptions when trying to make calls to new domestic or international locations.
Wrapping Up
Best SIP trunking service providers support multichannel communication and elevate business communication with their edgy features. That’s a strong reason to explore and invest in a good SIP trunking solution.
Do that by exploring our buyer’s guide and comparing their functionalities and costs. But sometimes, it can be difficult, exhausting, and time-consuming to arrive at one such SIP trunking solution.
Don’t worry; we have a shorter route for you. Choose the best SIP trunking services among the best SIP trunk providers in the USA, DialerHQ, which offers a comprehensive set of SIP features at an affordable rate. To gain first-hand experience, start a free DialerHQ trial today!
Frequently Asked Questions
The number of calls a specific SIP trunk can efficiently handle varies with providers. To give you a brief idea, an average SIP trunk can handle 20 simultaneous business phone calls.
Yes, you can host your own SIP trunk using open-source SIP server software like Twilio elastic SIP trunking service.
Yes, SIP trunking services use the internet to seamlessly connect multiple phone lines.
No, it’s not a software. It’s a VoIP technology based on Session Initiation Protocol (SIP).
Supriya is a highly skilled content writer with over 8 years of experience in the SaaS domain. She believes in curating engaging, informative, and SEO-friendly content to simplify highly technical concepts. With an expansive portfolio of long-format blogs, newsletters, whitepapers, and case studies, Supriya is dedicated to staying in touch with emerging SaaS trends to produce relevant and reliable content.
Updated : April 26, 2024
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