Call OneEnter your zip code below to see if internet from Call One is available in your area.
Call One Availability Map
Call One offers internet service across 36 states with the greatest coverage in Illinois, Michigan, and California. DSL internet from Call One is available to businesses in 49 zip codes.
In addition to DSL broadband, Call One also offers copper and fiber internet service. Its copper service is available to businesses in 358 zip codes. Its fiber service is available to businesses in 276 zip codes.
Availability By State
|District of Columbia||0.03%||6 mbps|
|New Jersey||<0.01%||6 mbps|
|New Mexico||<0.01%||6 mbps|
|New York||<0.01%||6 mbps|
|North Carolina||<0.01%||6 mbps|
|Rhode Island||<0.01%||6 mbps|
|South Dakota||<0.01%||6 mbps|
Call One Facts
- Call One offers service in 24 states.
- Call One offers DSL, copper, and fiber internet access.
- Call One offers service in 568 zip codes nationwide.
Services offered by Call One
- Phone services
- Customer Service: (312) 225-5663
- Current and Past DBAs:
- Call One
- Holding Company:
- United Communications Systems, Inc.
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Download Speed and Latency Test
Whether Call One is your internet provider or you use a different provider, the speed test below can show key statistics about your internet connection.
If your Call One speed test result is lower than expected, try resetting your router or call Call One customer service for additional assistance.
Oops! Something went wrong and the NDT test didn't load!
If this continues to happen, please contact us.
Starting Speed Test . . .
Testing Your Upload speed
Testing Your Download speed
Speed Test Completed
<%= ResultsOnly ? SpeedTestResult.Down.ToString() : "0.00" %> Mb/s
<%= ResultsOnly ? SpeedTestResult.Up.ToString() : "0.00" %> Mb/s
Network latency: msec round trip time
Jitter: 0.0 msec
This speed test will check the quality of your Internet connection whether you use Call One or another provider. These modules are designed to display statistics on download and upload performance. These two results are the primary signs of Internet quality.
Maximum Advertised Download Mbps
Leave a Review For Call One
Are you a current or former Call One customer in a Call One service area? Share your experience to help other users.
Please note we only publish reviews that are: helpful, relevant, and specific. When writing your review, please support your rating with specific, detailed reasoning. No rants will be accepted.
Customer reviews are an essential part of our mission to make choosing a broadband provider easy.
Our review policy is simple: be helpful, be relevant, and be specific. When writing your review, please support your rating with specific, detailed reasoning.
Before publishing, we closely cross-examine reviews for red flags associated with biased sources. Reviews featuring irrelevant statements or all-caps “rants” are removed, since they are not helpful to consumers looking for fact-based insights.
Reviews that have been considered useful, but contained bad language or content that could lead to legal issues, have been edited to display only relevant information.
More information is available on our Customer Review Policy page.