1 Report Overview 1.1 Study Scope 1.2 Market Analysis by Type 1.2.1 Global VoIP Phone Systems Market Size Growth Rate by Type: 2017 VS 2021 VS 2028 1.2.2 Cloud-based 1.2.3 On-premises 1.3 Market by Application 1.3.1 Global VoIP Phone Systems Market Share by Application: 2017 VS 2021 VS 2028 1.3.2 Small and Medium Enterprises (SMEs) 1.3.3 Large Enterprises 1.4 Study Objectives 1.5 Years Considered 2 Global Growth Trends 2.1 Global VoIP Phone Systems Market Perspective (2017-2028) 2.2 VoIP Phone Systems Growth Trends by Region 2.2.1 VoIP Phone Systems Market Size by Region: 2017 VS 2021 VS 2028 2.2.2 VoIP Phone Systems Historic Market Size by Region (2017-2022) 2.2.3 VoIP Phone Systems Forecasted Market Size by Region (2023-2028) 2.3 VoIP Phone Systems Market Dynamics 2.3.1 VoIP Phone Systems Industry Trends 2.3.2 VoIP Phone Systems Market Drivers 2.3.3 VoIP Phone Systems Market Challenges 2.3.4 VoIP Phone Systems Market Restraints 3 Competition Landscape by Key Players 3.1 Global Top VoIP Phone Systems Players by Revenue 3.1.1 Global Top VoIP Phone Systems Players by Revenue (2017-2022) 3.1.2 Global VoIP Phone Systems Revenue Market Share by Players (2017-2022) 3.2 Global VoIP Phone Systems Market Share by Company Type (Tier 1, Tier 2, and Tier 3) 3.3 Players Covered: Ranking by VoIP Phone Systems Revenue 3.4 Global VoIP Phone Systems Market Concentration Ratio 3.4.1 Global VoIP Phone Systems Market Concentration Ratio (CR5 and HHI) 3.4.2 Global Top 10 and Top 5 Companies by VoIP Phone Systems Revenue in 2021 3.5 VoIP Phone Systems Key Players Head office and Area Served 3.6 Key Players VoIP Phone Systems Product Solution and Service 3.7 Date of Enter into VoIP Phone Systems Market 3.8 Mergers & Acquisitions, Expansion Plans 4 VoIP Phone Systems Breakdown Data by Type 4.1 Global VoIP Phone Systems Historic Market Size by Type (2017-2022) 4.2 Global VoIP Phone Systems Forecasted Market Size by Type (2023-2028) 5 VoIP Phone Systems Breakdown Data by Application 5.1 Global VoIP Phone Systems Historic Market Size by Application (2017-2022) 5.2 Global VoIP Phone Systems Forecasted Market Size by Application (2023-2028) 6 North America 6.1 North America VoIP Phone Systems Market Size (2017-2028) 6.2 North America VoIP Phone Systems Market Size by Country (2017-2022) 6.3 North America VoIP Phone Systems Market Size by Country (2023-2028) 6.4 United States 6.5 Canada 7 Europe 7.1 Europe VoIP Phone Systems Market Size (2017-2028) 7.2 Europe VoIP Phone Systems Market Size by Country (2017-2022) 7.3 Europe VoIP Phone Systems Market Size by Country (2023-2028) 7.4 Germany 7.5 France 7.6 U.K. 7.7 Italy 7.8 Russia 7.9 Nordic Countries 8 Asia-Pacific 8.1 Asia-Pacific VoIP Phone Systems Market Size (2017-2028) 8.2 Asia-Pacific VoIP Phone Systems Market Size by Country (2017-2022) 8.3 Asia-Pacific VoIP Phone Systems Market Size by Country (2023-2028) 8.4 China 8.5 Japan 8.6 South Korea 8.7 Southeast Asia 8.8 India 8.9 Australia 9 Latin America 9.1 Latin America VoIP Phone Systems Market Size (2017-2028) 9.2 Latin America VoIP Phone Systems Market Size by Country (2017-2022) 9.3 Latin America VoIP Phone Systems Market Size by Country (2023-2028) 9.4 Mexico 9.5 Brazil 10 Middle East & Africa 10.1 Middle East & Africa VoIP Phone Systems Market Size (2017-2028) 10.2 Middle East & Africa VoIP Phone Systems Market Size by Country (2017-2022) 10.3 Middle East & Africa VoIP Phone Systems Market Size by Country (2023-2028) 10.4 Turkey 10.5 Saudi Arabia 10.6 UAE 11 Key Players Profiles 11.1 Nextiva 11.1.1 Nextiva Company Detail 11.1.2 Nextiva Business Overview 11.1.3 Nextiva VoIP Phone Systems Introduction 11.1.4 Nextiva Revenue in VoIP Phone Systems Business (2017-2022) 11.1.5 Nextiva Recent Development 11.2 RingCentral 11.2.1 RingCentral Company Detail 11.2.2 RingCentral Business Overview 11.2.3 RingCentral VoIP Phone Systems Introduction 11.2.4 RingCentral Revenue in VoIP Phone Systems Business (2017-2022) 11.2.5 RingCentral Recent Development 11.3 Jive Communications 11.3.1 Jive Communications Company Detail 11.3.2 Jive Communications Business Overview 11.3.3 Jive Communications VoIP Phone Systems Introduction 11.3.4 Jive Communications Revenue in VoIP Phone Systems Business (2017-2022) 11.3.5 Jive Communications Recent Development 11.4 Vonage Business 11.4.1 Vonage Business Company Detail 11.4.2 Vonage Business Business Overview 11.4.3 Vonage Business VoIP Phone Systems Introduction 11.4.4 Vonage Business Revenue in VoIP Phone Systems Business (2017-2022) 11.4.5 Vonage Business Recent Development 11.5 Dialpad 11.5.1 Dialpad Company Detail 11.5.2 Dialpad Business Overview 11.5.3 Dialpad VoIP Phone Systems Introduction 11.5.4 Dialpad Revenue in VoIP Phone Systems Business (2017-2022) 11.5.5 Dialpad Recent Development 11.6 8x8 11.6.1 8x8 Company Detail 11.6.2 8x8 Business Overview 11.6.3 8x8 VoIP Phone Systems Introduction 11.6.4 8x8 Revenue in VoIP Phone Systems Business (2017-2022) 11.6.5 8x8 Recent Development 11.7 Ooma 11.7.1 Ooma Company Detail 11.7.2 Ooma Business Overview 11.7.3 Ooma VoIP Phone Systems Introduction 11.7.4 Ooma Revenue in VoIP Phone Systems Business (2017-2022) 11.7.5 Ooma Recent Development 11.8 FluentStream 11.8.1 FluentStream Company Detail 11.8.2 FluentStream Business Overview 11.8.3 FluentStream VoIP Phone Systems Introduction 11.8.4 FluentStream Revenue in VoIP Phone Systems Business (2017-2022) 11.8.5 FluentStream Recent Development 11.9 net2phone 11.9.1 net2phone Company Detail 11.9.2 net2phone Business Overview 11.9.3 net2phone VoIP Phone Systems Introduction 11.9.4 net2phone Revenue in VoIP Phone Systems Business (2017-2022) 11.9.5 net2phone Recent Development 11.10 Versature 11.10.1 Versature Company Detail 11.10.2 Versature Business Overview 11.10.3 Versature VoIP Phone Systems Introduction 11.10.4 Versature Revenue in VoIP Phone Systems Business (2017-2022) 11.10.5 Versature Recent Development 12 Analyst's Viewpoints/Conclusions 13 Appendix 13.1 Research Methodology 13.1.1 Methodology/Research Approach 13.1.2 Data Source 13.2 Disclaimer 13.3 Author Details

List of Tables Table 1. Global VoIP Phone Systems Market Size Growth Rate by Type (US$ Million): 2017 VS 2021 VS 2028 Table 2. Key Players of Cloud-based Table 3. Key Players of On-premises Table 4. Global VoIP Phone Systems Market Size Growth by Application (US$ Million): 2017 VS 2021 VS 2028 Table 5. Global VoIP Phone Systems Market Size by Region (US$ Million): 2017 VS 2021 VS 2028 Table 6. Global VoIP Phone Systems Market Size by Region (2017-2022) & (US$ Million) Table 7. Global VoIP Phone Systems Market Share by Region (2017-2022) Table 8. Global VoIP Phone Systems Forecasted Market Size by Region (2023-2028) & (US$ Million) Table 9. Global VoIP Phone Systems Market Share by Region (2023-2028) Table 10. VoIP Phone Systems Market Trends Table 11. VoIP Phone Systems Market Drivers Table 12. VoIP Phone Systems Market Challenges Table 13. VoIP Phone Systems Market Restraints Table 14. Global VoIP Phone Systems Revenue by Players (2017-2022) & (US$ Million) Table 15. Global VoIP Phone Systems Market Share by Players (2017-2022) Table 16. Global Top VoIP Phone Systems Players by Company Type (Tier 1, Tier 2, and Tier 3) & (based on the Revenue in VoIP Phone Systems as of 2021) Table 17. Ranking of Global Top VoIP Phone Systems Companies by Revenue (US$ Million) in 2021 Table 18. Global 5 Largest Players Market Share by VoIP Phone Systems Revenue (CR5 and HHI) & (2017-2022) Table 19. Key Players Headquarters and Area Served Table 20. Key Players VoIP Phone Systems Product Solution and Service Table 21. Date of Enter into VoIP Phone Systems Market Table 22. Mergers & Acquisitions, Expansion Plans Table 23. Global VoIP Phone Systems Market Size by Type (2017-2022) & (US$ Million) Table 24. Global VoIP Phone Systems Revenue Market Share by Type (2017-2022) Table 25. Global VoIP Phone Systems Forecasted Market Size by Type (2023-2028) & (US$ Million) Table 26. Global VoIP Phone Systems Revenue Market Share by Type (2023-2028) Table 27. Global VoIP Phone Systems Market Size by Application (2017-2022) & (US$ Million) Table 28. Global VoIP Phone Systems Revenue Market Share by Application (2017-2022) Table 29. Global VoIP Phone Systems Forecasted Market Size by Application (2023-2028) & (US$ Million) Table 30. Global VoIP Phone Systems Revenue Market Share by Application (2023-2028) Table 31. North America VoIP Phone Systems Market Size by Country (2017-2022) & (US$ Million) Table 32. North America VoIP Phone Systems Market Size by Country (2023-2028) & (US$ Million) Table 33. Europe VoIP Phone Systems Market Size by Country (2017-2022) & (US$ Million) Table 34. Europe VoIP Phone Systems Market Size by Country (2023-2028) & (US$ Million) Table 35. Asia-Pacific VoIP Phone Systems Market Size by Region (2017-2022) & (US$ Million) Table 36. Asia-Pacific VoIP Phone Systems Market Size by Region (2023-2028) & (US$ Million) Table 37. Latin America VoIP Phone Systems Market Size by Country (2017-2022) & (US$ Million) Table 38. Latin America VoIP Phone Systems Market Size by Country (2023-2028) & (US$ Million) Table 39. Middle East & Africa VoIP Phone Systems Market Size by Country (2017-2022) & (US$ Million) Table 40. Middle East & Africa VoIP Phone Systems Market Size by Country (2023-2028) & (US$ Million) Table 41. Nextiva Company Detail Table 42. Nextiva Business Overview Table 43. Nextiva VoIP Phone Systems Product Table 44. Nextiva Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 45. Nextiva Recent Development Table 46. RingCentral Company Detail Table 47. RingCentral Business Overview Table 48. RingCentral VoIP Phone Systems Product Table 49. RingCentral Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 50. RingCentral Recent Development Table 51. Jive Communications Company Detail Table 52. Jive Communications Business Overview Table 53. Jive Communications VoIP Phone Systems Product Table 54. Jive Communications Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 55. Jive Communications Recent Development Table 56. Vonage Business Company Detail Table 57. Vonage Business Business Overview Table 58. Vonage Business VoIP Phone Systems Product Table 59. Vonage Business Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 60. Vonage Business Recent Development Table 61. Dialpad Company Detail Table 62. Dialpad Business Overview Table 63. Dialpad VoIP Phone Systems Product Table 64. Dialpad Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 65. Dialpad Recent Development Table 66. 8x8 Company Detail Table 67. 8x8 Business Overview Table 68. 8x8 VoIP Phone Systems Product Table 69. 8x8 Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 70. 8x8 Recent Development Table 71. Ooma Company Detail Table 72. Ooma Business Overview Table 73. Ooma VoIP Phone Systems Product Table 74. Ooma Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 75. Ooma Recent Development Table 76. FluentStream Company Detail Table 77. FluentStream Business Overview Table 78. FluentStream VoIP Phone Systems Product Table 79. FluentStream Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 80. FluentStream Recent Development Table 81. net2phone Company Detail Table 82. net2phone Business Overview Table 83. net2phone VoIP Phone Systems Product Table 84. net2phone Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 85. net2phone Recent Development Table 86. Versature Company Detail Table 87. Versature Business Overview Table 88. Versature VoIP Phone Systems Product Table 89. Versature Revenue in VoIP Phone Systems Business (2017-2022) & (US$ Million) Table 90. Versature Recent Development Table 91. Research Programs/Design for This Report Table 92. Key Data Information from Secondary Sources Table 93. Key Data Information from Primary Sources List of Figures Figure 1. Global VoIP Phone Systems Market Share by Type: 2021 VS 2028 Figure 2. Cloud-based Features Figure 3. On-premises Features Figure 4. Global VoIP Phone Systems Market Share by Application in 2021 & 2028 Figure 5. Small and Medium Enterprises (SMEs) Case Studies Figure 6. Large Enterprises Case Studies Figure 7. VoIP Phone Systems Report Years Considered Figure 8. Global VoIP Phone Systems Market Size (US$ Million), Year-over-Year: 2017-2028 Figure 9. Global VoIP Phone Systems Market Size, (US$ Million), 2017 VS 2021 VS 2028 Figure 10. Global VoIP Phone Systems Market Share by Region: 2021 VS 2028 Figure 11. Global VoIP Phone Systems Market Share by Players in 2021 Figure 12. Global Top VoIP Phone Systems Players by Company Type (Tier 1, Tier 2, and Tier 3) & (based on the Revenue in VoIP Phone Systems as of 2021) Figure 13. The Top 10 and 5 Players Market Share by VoIP Phone Systems Revenue in 2021 Figure 14. North America VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 15. North America VoIP Phone Systems Market Share by Country (2017-2028) Figure 16. United States VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 17. Canada VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 18. Europe VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 19. Europe VoIP Phone Systems Market Share by Country (2017-2028) Figure 20. Germany VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 21. France VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 22. U.K. VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 23. Italy VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 24. Russia VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 25. Nordic Countries VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 26. Asia-Pacific VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 27. Asia-Pacific VoIP Phone Systems Market Share by Region (2017-2028) Figure 28. China VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 29. Japan VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 30. South Korea VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 31. Southeast Asia VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 32. India VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 33. Australia VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 34. Latin America VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 35. Latin America VoIP Phone Systems Market Share by Country (2017-2028) Figure 36. Mexico VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 37. Brazil VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 38. Middle East & Africa VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 39. Middle East & Africa VoIP Phone Systems Market Share by Country (2017-2028) Figure 40. Turkey VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 41. Saudi Arabia VoIP Phone Systems Market Size YoY Growth (2017-2028) & (US$ Million) Figure 42. Nextiva Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 43. RingCentral Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 44. Jive Communications Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 45. Vonage Business Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 46. Dialpad Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 47. 8x8 Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 48. Ooma Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 49. FluentStream Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 50. net2phone Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 51. Versature Revenue Growth Rate in VoIP Phone Systems Business (2017-2022) Figure 52. Bottom-up and Top-down Approaches for This Report Figure 53. Data Triangulation Figure 54. Key Executives Interviewed

Nextiva RingCentral Jive Communications Vonage Business Dialpad 8x8 Ooma FluentStream net2phone Versature