New York City is the most populous city in the world. It's where the best in the world in business compete. It should come as no surprise that there are a large number of New York VoIP providers right in the heart of the Big Apple. Here is a list, and far from an exhaustive one, of VoIP providers in New York City:

AVAD Technologies – Contact info: (800) 733-4136, 208 East 51 St, Suite 207, New York, NY 10022. Offers Contact center and hosted PBX plans. AVAD customers get a dedicated tech support team. No long term contracts or installation charges. $29.95/user/mo unlimited calling. Unconditional 60-day guarantee. Powered by Broadsoft.

CallCentric – Contact Info: (212) 379-402711, Broadway, #1015, New York, NY 10004. BBB accredited A+. CallCentric gives you all the features of VoIP,from anonymous call block to voice mail, and their business model favors residential and business that make fewer calls. US calls are $0.0198/min.

Cohere Communications – Contact info: 888-764-4956, 680 5th Ave, New York, NY. Cohere operates a Private Line IP network that is connected by 14 Tier 1 and Tier 2 carriers. Features include voicemail transcription and efax, and cloud integration, including and Lync. Powered by Broadsoft. Proud sponsor of My Clean Water Act.

Fonangle – Contact info: (212) 920-4340, 228 Park Ave S, # 32620, New York, NY 10003. Offers award-winning HoPs plans, contact center plans, and FreedomSIP SIP trunking plans. 24/7 Support. Winner of TMCnet Internet telephone product of the year for both 2011 and 2012.

Improcom – Contact Info: 718-769-3400, 1803 Gravesend Neck Road, Brooklyn, NY 11229. BBB accredited A+. Improcom plans scale from the smallest business to enterprise class. With just broadband Internet connection and IP phones, you can call the USA, Canada, and Puerto Rico for free, and have low cost calls anywhere in the world. Cost effective and feature rich. Hosted PBX plans are typically $19.95/user/mo, or $29.95/user/mo for on-site PBX. Powered by Broadsoft.

ITP – Contact Info: 212-413-7077, 1407 Broadway New York, NY 10018. The Internet Telephone Provider, ITP promises more free features than any other provider. Use an IP phone or use their free Analog Telephone Adapter. Two-line home office unlimited plans are just $49.99/mo.

OnSIP – Contact Info: 800-801-3381, 55 Broad St, New York, NY, 10004. OnSIP's business model is to rely on the SIP protocol, rather than fit the old PSTN business model. Major clients include Disqus, Cloudera, Ars (Ars Technica), Tumblr, Mozilla (Firefox). Typical plan is $29.95/user/mo.

POPVoIP – Contact info: 718-705-8813, Brooklyn NY. Focuses on small businesses of 50 or fewer employees. Offers hosted PBX, Virtual PBX, Toll Free and Virtual Numbers

Shoretel Sky (Formerly M5) – Contact info: 646-230-5000, 1385 Broadway, 7th Floor, New York, NY 10018. Plans for contact centers and hosted VoIP. Bring your desk experience into the cloud. Shoretel Sky is Shoretel's cloud-based phone division. Shoretel has been in business since 1996, and M5, now Shoretel Sky, was founded in 2000.

Voxline – Contact info: 212-738-9699 230 West Broadway Suite 311, Long Beach NY 11561. Voxline networks is a division of Tri Tech Partners, which has been providing Internet since 2001. In 2001, they were the biggest provider of dial-tone access in the NY area, and in 2003, they became one of the biggest layer-two private networks. Offers 24/7 support

The world's greatest City deserves the world's greatest VoIP. Each business has its own particular strengths. Some have the lowest cost, others provide the most technical support. Some are focused almost exclusively to the SMB market, others are divisions of broadband providers. Click here for more business VoIP providers that offer services in NY and nationwide.

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