Twilio 4.7.1

Prefix Reserved
There is a newer version of this package available.
See the version list below for details.
dotnet add package Twilio --version 4.7.1                
NuGet\Install-Package Twilio -Version 4.7.1                
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Twilio" Version="4.7.1" />                
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Twilio --version 4.7.1                
#r "nuget: Twilio, 4.7.1"                
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
// Install Twilio as a Cake Addin
#addin nuget:?package=Twilio&version=4.7.1

// Install Twilio as a Cake Tool
#tool nuget:?package=Twilio&version=4.7.1                

Twilio REST API helper library

Product Compatible and additional computed target framework versions.
.NET Framework net35 is compatible.  net40 was computed.  net403 was computed.  net45 was computed.  net451 was computed.  net452 was computed.  net46 was computed.  net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
Silverlight sl5 is compatible. 
Windows Phone wp8 is compatible.  wp81 was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (183)

Showing the top 5 NuGet packages that depend on Twilio:

Package Downloads
Twilio.AspNet.Core

Twilio helper library for ASP.NET Core

iRely.Common

iRely.Common

Twilio.AspNet.Mvc

Twilio helper library for ASP.NET MVC on .NET Framework.

Microsoft.Azure.WebJobs.Extensions.Twilio

This package contains binding extensions for Twilio.

DTF.Services

Abstractions and implementations of DTF services for integration

GitHub repositories (27)

Showing the top 5 popular GitHub repositories that depend on Twilio:

Repository Stars
dotnet/AspNetCore.Docs
Documentation for ASP.NET Core
Ombi-app/Ombi
Want a Movie or TV Show on Plex/Emby/Jellyfin? Use Ombi!
ONLYOFFICE/CommunityServer
Free open source office suite with business productivity tools: document and project management, CRM, mail aggregator.
phongnguyend/Practical.CleanArchitecture
Full-stack .Net 8 Clean Architecture (Microservices, Modular Monolith, Monolith), Blazor, Angular 18, React 18, Vue 3, BFF with YARP, Domain-Driven Design, CQRS, SOLID, Asp.Net Core Identity Custom Storage, OpenID Connect, Entity Framework Core, OpenTelemetry, SignalR, Hosted Services, Health Checks, Rate Limiting, Cloud Services (Azure, AWS, GCP).
ariacom/Seal-Report
Database Reporting Tool and Tasks (.Net)
Version Downloads Last updated
7.8.0 2,456 12/5/2024
7.7.0 83,894 11/15/2024
7.6.0 141,746 10/24/2024
7.5.1 45,467 10/17/2024
7.5.0 138,226 10/3/2024
7.4.0 64,791 9/25/2024
7.3.1 73,430 9/18/2024
7.3.0 95,017 9/5/2024
7.2.3 110,999 8/26/2024
7.2.2 578,920 7/2/2024
7.2.1 46,791 6/27/2024
7.2.0 86,023 6/18/2024
7.1.1 141,730 6/6/2024
7.1.0 302,476 5/24/2024
7.0.5 551,090 4/18/2024
7.0.4 202,801 4/4/2024
7.0.3 49,458 4/1/2024
7.0.2 243,870 3/14/2024
7.0.1 44,495 3/12/2024 7.0.1 is deprecated.
7.0.0 114,194 2/27/2024 7.0.0 is deprecated.
7.0.0-rc.4 6,282 2/23/2024
7.0.0-rc.3 109 2/23/2024
7.0.0-rc.2 839 2/15/2024
7.0.0-rc.1 74,601 10/5/2023
6.18.0 359,372 2/9/2024
6.16.1 478,038 1/15/2024
6.15.2 597,915 12/5/2023
6.15.1 289,357 11/17/2023
6.15.0 228,221 11/8/2023
6.14.1 451,346 10/5/2023
6.14.0 187,109 9/21/2023
6.13.0 180,265 9/7/2023
6.11.0 410,040 8/10/2023
6.10.1 209,297 7/27/2023
6.10.0 211,496 7/13/2023
6.9.0 199,281 6/28/2023
6.8.0 230,795 6/15/2023
6.7.0 248,093 6/1/2023
6.6.1 206,855 5/18/2023
6.6.0 225,310 5/4/2023
6.5.0 327,095 4/20/2023
6.4.0 284,318 4/5/2023
6.3.0 413,088 3/23/2023
6.2.5 409,820 3/9/2023
6.2.4 1,357,298 2/22/2023
6.2.3 165,311 2/8/2023
6.2.2 320,620 1/25/2023
6.2.1 392,751 1/11/2023
6.2.0 348,607 12/14/2022
6.1.0 291,790 11/30/2022
6.0.1 563,565 11/16/2022
6.0.0-rc.3 837 11/10/2022
6.0.0-rc.2 1,219 10/31/2022
6.0.0-rc.1 1,617 10/20/2022
5.81.2 435,189 11/10/2022
5.81.1 189,843 10/31/2022
5.81.0 289,572 10/19/2022
5.80.1 438,496 10/5/2022
5.80.0 795,044 9/7/2022
5.79.0 252,883 8/24/2022
5.78.1 282,810 8/10/2022
5.78.0 514,793 7/21/2022
5.77.0 749,237 7/13/2022
5.76.0 489,227 6/29/2022
5.75.3 437,234 6/15/2022
5.75.2 240,859 6/1/2022
5.75.1 485,478 5/18/2022
5.75.0 394,311 5/4/2022
5.74.0 784,633 4/6/2022
5.73.0 733,037 3/23/2022
5.72.1 506,723 3/9/2022
5.72.0 422,738 2/23/2022
5.71.0 5,399,336 2/9/2022
5.70.1 621,374 1/26/2022
5.70.0 472,664 1/12/2022
5.69.0 732,501 12/15/2021
5.68.2 505,119 12/1/2021
5.68.1 754,366 11/17/2021
5.68.0 257,519 11/3/2021
5.67.0 301,301 10/18/2021
5.66.0 222,141 10/6/2021
5.65.3 355,417 9/22/2021
5.65.2 489,401 9/8/2021
5.65.0 623,054 8/11/2021
5.64.1 296,535 7/28/2021
5.64.0 308,407 7/14/2021
5.63.0 262,442 6/30/2021
5.62.0 322,092 6/16/2021
5.61.1 349,669 6/2/2021
5.61.0 185,613 5/19/2021
5.60.0 334,869 5/5/2021
5.59.0 212,755 4/21/2021
5.58.0 341,480 4/7/2021
5.57.0 551,655 3/24/2021
5.56.0 524,813 3/15/2021
5.55.0 366,488 2/24/2021
5.54.0 363,105 2/12/2021
5.53.1 552,753 1/27/2021
5.53.0 200,453 1/13/2021
5.52.1 789,808 12/16/2020
5.52.0 254,593 12/8/2020
5.51.0 158,924 12/2/2020
5.50.0 627,116 11/18/2020
5.49.0 342,041 11/5/2020
5.48.0 727,519 10/14/2020
5.47.2 488,658 9/28/2020
5.47.1 327,227 9/21/2020
5.47.0 66,919 9/16/2020
5.46.2 329,694 9/3/2020
5.46.1 11,836 9/2/2020
5.46.0 525,472 8/19/2020
5.45.2 332,712 8/5/2020
5.45.1 265,202 7/22/2020
5.45.0 1,060,217 7/8/2020
5.44.0 563,380 6/24/2020
5.43.0 349,372 6/10/2020
5.42.0 340,170 5/27/2020
5.41.1 456,794 5/20/2020
5.41.0 161,786 5/13/2020
5.40.0 309,564 4/29/2020
5.39.1 351,207 4/15/2020
5.39.0 454,193 4/1/2020
5.38.0 381,549 3/18/2020
5.37.6 416,153 3/4/2020
5.37.5 478,975 2/19/2020
5.37.4 344,586 2/5/2020
5.37.3 428,792 1/22/2020
5.37.2 1,276,947 1/8/2020
5.37.1 370,244 12/18/2019
5.37.0 107,952 12/12/2019
5.36.0 238,045 12/4/2019
5.35.1 386,519 11/13/2019
5.35.0 300,749 10/30/2019
5.34.0 151,284 10/16/2019
5.33.1 920,366 10/2/2019
5.33.0 400,847 9/18/2019
5.32.0 209,876 9/4/2019
5.31.4 260,720 8/21/2019
5.31.3 244,862 8/5/2019
5.31.2 106,119 7/24/2019
5.31.1 394,829 7/10/2019
5.31.0 237,408 6/26/2019
5.30.0 297,504 6/12/2019
5.29.1 218,431 5/29/2019
5.29.0 215,532 5/15/2019
5.28.4 181,706 5/1/2019
5.28.3 116,145 4/24/2019
5.28.2 137,147 4/12/2019
5.28.1 4,685 4/12/2019
5.28.0 1,284,668 3/28/2019
5.27.2 132,877 3/15/2019
5.27.1 737,151 3/7/2019
5.27.0 71,065 3/1/2019
5.26.1 172,957 2/16/2019
5.26.0 314,991 2/4/2019
5.25.1 641,759 1/11/2019
5.25.0 8,157 1/10/2019
5.24.1 303,999 1/2/2019
5.24.0 77,054 12/14/2018
5.23.0 208,756 11/30/2018
5.22.0 125,426 11/16/2018
5.21.0 172,340 10/28/2018
5.20.1 600,633 10/16/2018
5.20.0 19,145 10/15/2018
5.19.0 294,830 10/4/2018
5.18.0 31,093 10/2/2018
5.17.0 308,988 9/20/2018
5.16.4 133,076 9/7/2018
5.16.3 156,072 8/31/2018
5.16.2 100,994 8/23/2018
5.16.0 131,094 8/17/2018
5.15.1 81,967 8/9/2018
5.15.0 157,126 8/3/2018
5.14.1 109,809 7/27/2018
5.14.0 185,835 7/16/2018
5.13.8 47,662 7/11/2018
5.13.7 75,126 7/5/2018
5.13.6 34,606 6/29/2018
5.13.5 34,875 6/21/2018
5.13.4 42,407 6/15/2018
5.13.3 141,020 6/5/2018
5.13.2 72,889 5/25/2018
5.13.1 51,588 5/18/2018
5.13.0 380,899 5/11/2018
5.12.1 40,706 5/7/2018
5.12.0 43,517 4/27/2018
5.11.1 63,758 4/20/2018
5.11.0 30,654 4/13/2018
5.10.0 189,729 3/23/2018
5.9.8 91,926 3/10/2018
5.9.7 413,721 2/24/2018
5.9.6 98,858 2/10/2018
5.9.5 68,417 1/31/2018
5.9.4 67,245 1/22/2018
5.9.3 3,272 1/22/2018
5.9.2 310,161 12/16/2017
5.9.1 79,300 12/1/2017
5.9.0 294,133 11/17/2017
5.8.3 225,034 11/11/2017
5.8.2 124,860 11/3/2017
5.8.1 50,170 10/28/2017
5.8.0 86,176 10/20/2017
5.7.2 62,575 10/13/2017
5.7.1 34,720 10/6/2017
5.7.0 35,108 9/29/2017
5.6.5 92,181 9/16/2017
5.6.4 90,640 9/1/2017
5.6.3 268,403 8/25/2017
5.6.2 19,135 8/18/2017
5.6.1 30,798 8/11/2017
5.6.0 97,810 7/27/2017
5.5.3-alpha2 29,810 7/7/2017
5.5.3-alpha1 2,773 7/1/2017
5.5.2 71,780 7/1/2017
5.5.2-alpha1 3,540 6/16/2017
5.5.1 85,903 6/16/2017
5.5.1-alpha1 3,765 5/24/2017
5.5.0 147,457 5/24/2017
5.4.3-alpha1 2,543 5/22/2017
5.4.2 34,878 5/19/2017
5.4.2-alpha1 2,668 5/8/2017
5.4.1 119,240 5/8/2017
5.4.1-alpha1 4,689 4/27/2017
5.4.0 26,738 4/27/2017
5.4.0-alpha1 2,662 4/27/2017
5.3.1-alpha1 5,791 4/17/2017
5.3.0 58,900 4/17/2017
5.2.2-alpha1 2,637 4/13/2017
5.2.1 12,723 4/13/2017
5.2.1-alpha1 11,226 3/31/2017
5.2.0 42,483 3/31/2017
5.1.2-alpha1 3,031 3/21/2017
5.1.1 46,964 3/21/2017
5.1.1-alpha1 3,176 3/9/2017
5.1.0 73,145 3/9/2017
5.0.3-alpha1 2,824 2/24/2017
5.0.2 34,227 2/24/2017
5.0.2-alpha1 2,628 2/24/2017
5.0.1 9,020 2/24/2017
5.0.1-alpha1 2,795 2/22/2017
5.0.0 47,878 2/22/2017
5.0.0-rca4 25,657 2/14/2017
5.0.0-rca3 2,537 2/9/2017
5.0.0-rca2 6,826 12/8/2016
5.0.0-rca1 3,653 11/9/2016
5.0.0-rc9 2,718 11/3/2016
5.0.0-rc8 4,136 9/19/2016
5.0.0-rc7 2,570 9/15/2016
5.0.0-rc6 3,488 9/1/2016
5.0.0-rc4 4,697 7/8/2016
5.0.0-rc2 20,849 6/2/2016
5.0.0-rc10 2,631 11/4/2016
5.0.0-rc1 2,400 6/1/2016
5.0.0-alpha1 2,396 2/22/2017
4.7.2 3,386,115 5/23/2016
4.7.1 294,943 4/5/2016
4.7.0 110,930 3/16/2016
4.5.0 393,000 2/5/2016
4.4.1 311,182 11/26/2015
4.4.0 24,058 11/12/2015
4.4.0-edge 2,479 11/12/2015
4.3.0 18,645 11/11/2015
4.2.1 61,214 10/30/2015
4.2.0 3,092 10/30/2015
4.1.0 192,703 9/24/2015
4.0.51 161,421 8/24/2015
4.0.5 216,519 8/20/2015
4.0.4 33,876 8/12/2015
4.0.3 227,188 5/21/2015
4.0.2 4,427 5/19/2015
4.0.1 6,528 5/14/2015
4.0.0 39,108 4/28/2015
3.8.45-beta 3,496 3/19/2015
3.8.44-beta 2,407 3/19/2015
3.8.40-beta 2,496 3/6/2015
3.8.30-beta 2,470 3/5/2015
3.8.29-beta 2,431 3/5/2015
3.8.28-beta 2,337 3/5/2015
3.8.26-beta 2,431 3/5/2015
3.8.18-beta 3,710 12/19/2014
3.7.55-alpha 7,757 6/4/2014
3.7.54-alpha 2,481 6/4/2014
3.7.53-alpha 2,507 6/4/2014
3.7.51-alpha 2,505 6/4/2014
3.7.50-alpha 2,560 6/4/2014
3.7.48-alpha 2,576 6/4/2014
3.7.46-alpha 2,469 6/4/2014
3.7.45-alpha 2,513 6/4/2014
3.7.44-alpha 2,530 6/4/2014
3.7.43-alpha 2,556 5/31/2014
3.7.40-alpha 2,500 5/31/2014
3.7.39-alpha 2,493 5/31/2014
3.7.38-alpha 2,493 5/31/2014
3.7.37-alpha 2,475 5/30/2014
3.7.35-alpha 2,493 5/30/2014
3.6.29 56,016 4/7/2015
3.6.28 3,292 4/7/2015
3.6.27 83,409 2/26/2015
3.6.26 36,358 2/19/2015
3.6.25 134,128 12/7/2014
3.6.24 23,883 11/14/2014
3.6.23 8,325 11/5/2014
3.6.22 3,498 11/5/2014
3.6.20 39,087 10/10/2014
3.6.19 3,058 10/10/2014
3.6.18 70,753 9/29/2014
3.6.17 26,868 8/28/2014
3.6.16 199,690 5/29/2014
3.6.15 4,017 5/27/2014
3.6.11 95,955 1/25/2014
3.6.10 25,464 11/20/2013
3.6.9 32,716 11/4/2013
3.6.8 3,150 11/4/2013
3.6.7 3,155 11/4/2013
3.6.6 3,107 11/4/2013
3.6.5 21,982 10/21/2013
3.6.4 7,592 10/7/2013
3.6.3 3,941 10/3/2013
3.6.2 5,689 9/30/2013
3.6.1 40,127 9/18/2013
3.5.17 77,834 7/31/2013
3.5.16 5,159 7/20/2013
3.5.15 7,905 7/13/2013
3.5.14 6,675 6/19/2013
3.5.12 10,892 4/10/2013
3.5.11 3,166 4/9/2013
3.5.10 4,201 4/5/2013
3.5.9 3,545 4/4/2013
3.5.8 4,288 3/18/2013
3.5.6 15,437 12/17/2012
3.5.5 11,418 10/25/2012
3.5.4 3,291 10/24/2012
3.5.3 3,998 10/17/2012
3.5.2 3,200 10/17/2012
3.5.1 5,492 8/31/2012
3.5.0 4,020 8/20/2012
3.4.5 8,325 7/12/2012
3.4.4 3,211 7/12/2012
3.4.3 3,339 7/9/2012
3.4.2 18,546 4/18/2012
3.4.1 52,159 4/18/2012
3.4.0 9,044 3/21/2012
3.3.7 3,966 2/15/2012
3.3.6 3,771 2/15/2012
3.3.5 3,202 2/15/2012
3.3.4 3,327 2/7/2012
3.3.3 3,198 2/6/2012
3.3.2 4,438 11/18/2011
3.3.1 3,312 11/18/2011
3.2.3 3,474 10/19/2011
3.2.2 3,390 10/11/2011
3.2.1 3,481 9/28/2011
3.2.0 3,470 9/21/2011
3.1.4 3,442 8/26/2011
3.1.3 3,382 8/9/2011
3.1.0 5,131 7/26/2011
3.0.1 3,805 7/20/2011
3.0.0 72,989 7/17/2011
2.0.2 52,478 1/31/2011

* 4.7.1 - Fix ListRecordings infinite loop
     * 4.7.0 - Add GetNextPage and GetPreviousPage
             - Deprecate absolute paging
             - Remove VisualStudio test in favor of NUnit
     * 4.5.0 - Add DateCreated inequality filters to Recordings
     * 4.4.0 - Add Keys endpoint
     * 4.3.0 - Add MessagingServiceSid to Messages
     * 4.3.0 - Add TwilioRestClient override for API Version and Base URL
     * 4.2.0 - Add MessagingServiceSid to Messages
     * 4.1.0 - Add TaskRouter TwiML Enqueue, SIP Trunking, and TaskRouter reservations/workers
     * 4.0.51 - Mark SMS methods as obsolete in favour of Message
     * 4.0.5 - Updated RestSharp reference to 105.2.2
     * 4.0.4 - Add overload to ListCalls
     * 4.0.3 - Add overload to ListMessages
     * 4.0.2 - Added beta number support
     * 4.0.1 - Added new StatusCallbackEvents options
     * 4.0.0 - Removed obsolete paging properties - major version bump due to breaking change
     * 3.6.29 - Added overload to ListAvailableTollFreePhoneNumbers that allows user to provide an AvalablePhoneNumberListRequest object
     * 3.6.27 - Solved the curious case of missing methods
     * 3.6.26 - Added support for meta lists
     * 3.6.25 - Adding support for Addresses API
     - Adding support for Tokens
     - Recording price is now exposed on the Recording model
     * 3.6.24 - Added Call/Message Delete methods
     - Fixed broken Message Media code
     - updated RestSharp reference
     * 3.6.23 - Fixing SL and WP packaging
     * 3.6.22 - Updating to RestSharp 105.0.0.  Drops support for Windows Phone 7.x.
     * 3.6.21 - Updated RestSharp reference to 104.5.0
     * 3.6.20 - Added paging options to ListSubAccounts
     * 3.6.19 - Removed paging properties from AvailablePhoneNumberResult
     * 3.6.18 - Fixed deserialization issues with Media and IPAddress models
     * 3.6.17 - Added properties to support Feedback API
     * 3.6.16 - Added properties to support Message Delivery Information
     * 3.6.15 - Fixes missing ApiVersion property on PhoneNumberOptions
     * 3.6.14 - Fixes incorrect property name CountUnits
     * 3.6.13 - Fixed incorrect return type in CreateCredentialListMapping
     * 3.6.12 - Fixed bug IncomingPhoneNumbers methods
     * 3.6.11 - Corrected UsageUnit and CountUnit change
     - Updated RestSharp reference
     - Updated user agent string
     * 3.6.10 - Fixed timeout value
     - Made method virtual to faciliate testing
     - Fix setting ApplicationSid in SendMessage
     * 3.6.9 - Changed the way Proxies are set
     * 3.6.8 - No, seriously.  Changing Accept-charset this time.
     * 3.6.7 - Changed to only add Accept-Charset header to Framework assemblies
     * 3.6.6 - Updated RestSharp reference
     * 3.6.5 - Added new Mobile resources
     - Added missing Local and TollFree resources
     * 3.6.4 - Fixing a bad upload
     * 3.6.3 - Added overloads to the SendMessage method
     - Fixed Sms references in SendMessage docs
     - Added second constructor to allow explicit setting of the Account resource
     * 3.6.2 - Updated RestSharp Reference
     - Readded Proxy property
     * 3.6.1 - Added new SIP endpoints
     - Added new Message and Media endpoints
     * 3.5.17 - Added workaround for problem redirecting calls
     * 3.5.16 - Changed TriggerValue from double to string to support offset value syntax
     - Fixed spelling issue preventing UsageUnits from deserializing correctly
     * 3.5.15 - Added new overload for RedirectCall to take optional parameters
     * 3.5.14 - Added new default header Accept-Chartset: utf-8
     * 3.5.13 - Fix Sip authentication properties
     * 3.5.12 - Added CallSid property to ValidationRequestResult
     * 3.5.11 - Removed JSON.NET dependency
     * 3.5.10 - Fixing bad build
     * 3.5.9 - Updated Json.NET reference
     * 3.5.8 - Added call params to support Sip Auth
     * 3.5.7 - Added new overload to UpdateApplication that takes only the applicationSid and ApplicationOptions object.  This overload uses the FriendlyName property from the ApplicationOptions.
     - Changed the Status property in ConferenceListRequest to a string, since thats what the values actually are
     - Change the QueueMember CurrentPosition property name to Position to match the API
     - Changed UpdateShortCode to use POST
     - Added the ability to filter by friendlyname, a list of subsccounts
     * 3.5.6 - Added ApplicationSid overload to SendSmsMessage
     General code cleanup
     Exposed IWebProxy to allow proxies to be set
     Added a way to transfer numbers between master and sub accounts
     Added OutgoingCallerIdOptions class and changed associated methods
     Fixed bug in ListShortCodes
     * 3.5.5 - Removed support for Windows Phone 7.0 SDK
     Added support for Windows Phone 7.1 SDK
     * 3.5.4 - Fixed package to support Mango tooling
     * 3.5.3 - Added paging properties to UsageRecord API
     * 3.5.2 - Adding Usage Capability
     Enabled NuGet package restore in the solution
     Updated project NuGet references
     * 3.5.1 - Updated RestSharp
     * 3.5.0 - Adding Queue Capability
     * 3.4.5 - Fixing package fail
     * 3.4.4 - Changed SMS message length validation
     * 3.4.3 - Added and updated some XML Doc Comments
     Added SmsStatusCallback property
     Fixed number transfer bug
     Fixed CallListOptions bug
     Updated to latest versions of RestSharp and Json.NET
     * 3.4.2 - Updated references to resolve issues with RestSharp and JSON.NET
     * 3.4.0 - Add CallOptions.Record to enable full-call recording
     * 3.3.7 - Another package-only fix. Assembly version is still 3.3.6
     * 3.3.6 - Fix corrupt package.
     * 3.3.5 - Bind against JSON.Net 4.0.8.
     * 3.3.3 - Fixed RestException never being populated. Updated to JSON.NET 4.0.7
     * 3.3.2 - Resolve NuGet assembly issue with RestSharp
     * 3.3.1 - Compatibility with latest version of RestSharp
     * 3.3.0 - Restored paging information for list resource responses.
     Restructured REST API objects to match JSON datastructures instead of XML.
     Fixed incorrect StatusCallback parameter name for IncomingPhoneNumber and Application.
     Fixed incorrect paging parameter name.

     * 3.2.3 - Added 'extension' parameter to the AddOutgoingCallerIds method