DOTS Phone Exchange 2
Advanced Intelligence for US
and Canadian Phone Exchanges
Real-time API provides advanced phone intelligence
including line type, date ported, and location information
Helps prevent fraud and support TCPA compliance

Returns the phone number carrier including name, city, state, time zone, line type, latitude, longitude, SMS and MMS address information associated with that carrier. Includes information about ported status including ported date and original carrier information. Also provides Local Access & Transport Area (LATA) information, which is the 3-digit code designating carrier boundary information. Identifies Portable VoIP and Prepay Phones.

Service Objects’ proprietary database contains more than 4,000 telecom carriers from the US, Canada, and Puerto Rico.

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How Phone Exchange Works
Please select a phone number to see the phone exchange details our service returns.


Choose from common use cases

Phone Number

Request URL

Real-Time API Responses

See below for the full response from our Phone Exchange service.

Service Response


Please select input data to see results

Phone Number8059631700
NameNeutral Tandem - Ca
CitySan Luis Obispo
Line TypeLandline
Time ZonePst
SMS Address
MMS Address
Original Name
Original Line TypeLandline
Ported Date2017-06-25
Note Codes3, 4
Note DescriptionsIsported,
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For Developers

Our services are built API-first with a focus on data quality and ease of integration.
We support REST, SOAP, GET and POST requests over HTTP/S outputting in XML and JSON formats.

Our API web services are compatible with all major programming languages and we have over 200 pieces of sample code (both snippets and full solutions) available to help with your integration.

Features and Benefits




Uptime Guarantee


Support Engineers

  • Database contains information on over 1.7 million working phone exchange blocks from 4,000 US and Canadian telecom providers
  • Removes extraneous characters commonly found within telephone numbers
  • Returns detailed service provider information (carrier, city, state, line type, latitude and longitude)
  • Response time as fast as 300 milliseconds
  • Appends time zone and longitude/latitude (Phone Geocoding)
  • SMS/MMS address append on wireless numbers
  • LATA 3-digit code for carrier boundary information
  • Provides domestic phone number portability information including ported date, originating carrier and line type
  • Appends line type data, distinguishing between landline, wireless numbers, or VoIP
  • Identifies portable VoIP carriers such as Google Voice
  • Daily updates
  • Real-time API or batch service available
Additional Resources
Three Ways to Use Phone Exchange
Real-Time API
Cloud Connectors
Connects with major marketing, sales and
ecommerce platforms
List Processing
Securely upload lists
for processing

Some of the world's biggest brands rely on Service Objects

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