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邓巴数已经引起人类学，进化心理学，统计学和商业管理的关注。例如，社交软件的开发人员对此很感兴趣，因为他们需要了解社交网络的规模，以此考虑他们开发的软件；在现代军事中，作战心理学家则寻求此类数据，来支持或反驳一些关于维持或改善部队凝聚力和士气有关的政策。最近的一项研究表明，邓巴数适用于在线社交网络和通讯网络（手机）。在欧洲，以职业为导向的在线社交网络XING报告说，当参与者有157位联系人时，他们工作机会成功率最高，这也进一步支持了邓巴数150的定义。

邓巴数已经引起人类学，进化心理学，统计学和商业管理的关注。例如，社交软件的开发人员对此很感兴趣，因为他们需要了解社交网络的规模，以此考虑他们开发的软件；在现代军事中，作战心理学家则寻求此类数据，来支持或反驳一些关于维持或改善部队凝聚力和士气有关的政策。最近的一项研究表明，邓巴数适用于在线社交网络和通讯网络（手机）。在欧洲，以职业为导向的在线社交网络XING报告说，当参与者有157位联系人时，他们工作机会成功率最高，这也进一步支持了邓巴数150的定义。

</ref> and communication networks (mobile phone).<ref>{{cite journal|title=Time as a limited resource: Communication strategy in mobile phone networks|author1=Giovanna Miritello |author2=Esteban Moro |author3=Rubén Lara |author4=Rocío Martínez-López |author5=John Belchamber |author6=Sam G.B. Roberts |author7=Robin I.M. Dunbar |doi=10.1016/j.socnet.2013.01.003 |volume=35 |year=2013 |journal=Social Networks |pages=89–95|arxiv=1301.2464 |bibcode=2013arXiv1301.2464M }}</ref> Participants of the European career-oriented online social network XING who have about 157 contacts reported the highest level of job offer success, which also supports Dunbar’s number of about 150.<ref name = buettner2017a>{{cite journal |last=Buettner |first=Ricardo |title=Getting a job via career-oriented social networking markets: The weakness of too many ties |year=2017 |journal=Electronic Markets |volume=27 |issue=4 |pages=371–385 |doi=10.1007/s12525-017-0248-3|doi-access=free }}</ref>

and communication networks (mobile phone).<ref>{{cite journal|title=Time as a limited resource: Communication strategy in mobile phone networks|author1=Giovanna Miritello |author2=Esteban Moro |author3=Rubén Lara |author4=Rocío Martínez-López |author5=John Belchamber |author6=Sam G.B. Roberts |author7=Robin I.M. Dunbar |doi=10.1016/j.socnet.2013.01.003 |volume=35 |year=2013 |journal=Social Networks |pages=89–95|arxiv=1301.2464 |bibcode=2013arXiv1301.2464M }}</ref> Participants of the European career-oriented online social network XING who have about 157 contacts reported the highest level of job offer success, which also supports Dunbar’s number of about 150.<ref name = buettner2017a>{{cite journal |last=Buettner |first=Ricardo |title=Getting a job via career-oriented social networking markets: The weakness of too many ties |year=2017 |journal=Electronic Markets |volume=27 |issue=4 |pages=371–385 |doi=10.1007/s12525-017-0248-3|doi-access=free }}