Business Email Hosting Usage Distribution in the United States

Statistics for websites using Business Email Hosting providers

Technology	Websites	%
Microsoft Exchange Online	1,877,535	22.24
Google Apps for Business	1,833,197	21.72
Office 365 Mail	1,792,064	21.23
Zoho Mail	901,895	10.68
Titan Email	534,540	6.33
Namecheap Private Email	417,366	4.94
Rackspace Email Hosting	326,810	3.87
Yahoo! Business Email	224,809	2.66
Mimecast	122,035	1.45
Elastic Email	78,004	0.92
Intermedia	52,774	0.63
SpamExperts	49,307	0.58
easyDNS Mail	30,279	0.36
Exclaimer	22,801	0.27
Everyone.net	17,331	0.21
Symantec.cloud	17,230	0.2
Migadu	14,660	0.17
SpaceMail	13,804	0.16
Network Solutions Email Hosting	13,049	0.15
Dyn	11,940	0.14
Soverin	10,896	0.13
TrendMicro Email Services	9,541	0.11
Securence	9,023	0.11
Google Postini Services	8,904	0.11
BlueTie	7,630	0.09
LINE WORKS	6,461	0.08
Neo	6,024	0.07
FuseMail	5,451	0.06
Zimbra	4,760	0.06
Spam Hero	2,859	0.03
postale.io	2,110	0.02
Pobox	2,052	0.02
Daou Office	1,640	0.02
Anti Spam Engine	1,410	0.02
Synaq	1,315	0.02
Apptix	1,184	0.01
Skymail	992	0.01
Blackboard	812	0.01
MX-Relay	803	0.01
Pantera Tools	795	0.01
Kirim Email	713	0.01
Sprint Business	706	0.01
Kerjamail	572	0.01
ISPrime	564	0.01
Black Pearl Mail	459	0.01
MD OfficeMail	416	0
Blackberry Internet Service	376	0
Sentia	323	0
SpamExperts OnlineSpamFilter	266	0
Diligent	232	0
bexio	156	0
MailWish	148	0
Agma Email	56	0
MailHappen	39	0
Permido	11	0