Short Messaging Service

Africa SMS
Allows to send instant alerts, text and deffered messages to mobile phones around the world from your desktop.
http://www.africasms.com/

airPoop.com
Offers a free short text messaging and blogging service optimized for mobile phones.
http://www.airpoop.com/

Amethon Mobile Data Solutions
Mobile data solutions provider based in Sydney, Australia. Specialising in WAP and SMS based technologies. Offer outsourced WAP hosting and SMS gateway.
http://www.amethon.com

AspSMS
Features text, bulk and binary SMS, also includes delivery notification, operator logos, and ringtones.
http://www.aspsms.com

Bond Wireless
Provider of global two-way SMS connectivity and applications.
http://www.bondwireless.com/

Brand2Hand
Fully automated intelligent web based SMS communication tool. Live two way text campaign manager, Surveys, Competitions, Operator Logos, Ringtones and many other facilities. (online demo)
http://brand2hand.com

123bulksms
Bulk SMS messaging services and SMS Gateway connectivity provider.
http://123bulksms.com

Bulletin Online
Web tools and programs, broadcast text messaging worldwide, plus subscription based email to SMS.
http://www.bulletinonline.net/

Clickatell (Pty) Ltd.
Provides bulk SMS messaging services and gateway connectivity. Headquarters in Cape Town, South Africa.
http://www.clickatell.com/

ClickSMS
Text messaging service and bulk SMS provider. based in the UK.
http://www.clicksms.co.uk

Connection Software
Send SMS text messages from a web page, PC or APIs.
http://sms.csoft.co.uk/

E-Call
SMS service giving an address book, history logbook, group lists, ringtones and screen graphics. Free and Premium versions of the service exist.
http://www.ecall.ch/index_en.htm

Egypt SMS
Corporate SMS solutions, supporting SMPP, EMI/UCP and HTTP with global coverage.
http://www.egyptsms.com

End2End - Mobile data services
Provides solution for M2M, telemetry, telematics, interactive SMS, number portability and mobile internet.
http://www.end2endmobile.com/

FunMail
MMS consumer and enterprise services for wireless carriers including comics, and greetings.
http://www.funmail.com/

General Wireless
Provider of mobile messaging solutions based on the SMS, EMS, and MMS standards.
http://www.generalwireless.se

Google SMS
Offers United States local business listings, driving directions, movie showtimes, weather conditions, stock quotes and dictionary definitions on mobile phone.
http://www.google.com/sms/

Her.ph
Intercarrier text messaging gateway between North American wireless phone networks.
http://her.ph

iMezz
iMezz.com offers global sms text message delivery to consumers and businesses worldwide.
http://www.imezz.com/

Information Gateway
A wireless applications service provider offering a wide array of innovative products for mobile entertainment and messaging.
http://www.informationgateway.net

Inspirus
Provides SMS solution to Australian businesses.
http://www.inspirus.com.au

Kannel: Open Source WAP and SMS Gateway
Open Source for WAP and SMS Gateway. Sites provides downloads of the software and related documentation.
http://www.kannel.org/

Loadntxt
Offers two-way text messaging service between the United States and the Philippines.
http://www.loadntxt.com

mBlox - SMS
Two-way services worldwide for entertainment, messaging and media applications; includes revenue collection services.
http://www.mblox.com

Mobile Alerts
Allows to send individualised SMS messages globally.
http://www.mobilealerts.net

Mobile social community
Connect people through a network of friends enabling them to communicate within the site using internal messaging and SMS.
http://movil.be

Mtn Sms
Send SMS messages to MTN's partner networks throughout the world.
http://www.mtnsms.com/

MX Telecom
Provider of SMS and MMS solutions, with direct connections to all the major UK carriers.
http://www.mxtelecom.com/uk/

Powered SMS
Allowing bulk sms via web to mobile, https covering worldwide network.
http://www.poweredsms.com

PSWin
SMS Gateway provider with global coverage. Advanced web-based service for setting up two-way SMS services and group messaging.
http://www.pswin.com

Quios
Text messaging and news delivery to mobile devices.
http://www.quios.com/

Red Oxygen
Tools to send and receive SMS messages from Outlook, Lotus Notes and Microsoft Windows, or to integrate messaging capability into other applications.
http://www.redoxygen.com

Roam Secure
Offers an emergency communications service over SMS networks to handheld devices. Also offer email to SMS service.
http://www.roamsecure.net/

Simplewire
Simplewire is a wireless messaging infrastructure and software provider.
http://www.simplewire.com

2sms
Provides business text messaging service, allowing to communicate with people via mobile phone, direct from computer.
http://www.2sms.com

sms-24 SMS Gateway
Offering fast and reliable worldwide SMS delivery at low cost, including pictures, logos and ringtones.
http://www.sms-24.com

SMS Storm
Provides software for desktop sms service with no internet connection, just need mobile and pc.
http://www.smsstorm.com

SMS.ac
Global community system offering SMS and multimedia messaging services. Service includes an initial free message quota but does levy charges for sending messages to your phone introducing you to other users.
http://www.sms.ac

SmsAlias
Send and receive short messages to mobile phones around the world from desktop.
http://www.smsalias.com

SMSFax
Provide worldwide SMS bulk messaging tools and connectivity.
http://www.smsfax.com

smsGeezer
Send SMS text messages from the web, email, a downloadable program, or Excel.
http://www.smsgeezer.com

SMSWhiz
South African - bulk SMS aggregator. Multiple gateways. Delivery advertised globally.
http://www.smswhiz.com

sms2world
Provides you with a cost-free newsticker in the Internet, whose content you can easily update by means of SMS from your own cell-phone.
http://www.sms2world.com

Tellshare
A free text messaging service that allows its members to text message one person, or groups of people on their wireless devices. Members are also eligible to opt in for gifts, offers, discounts, promotions, and prizes from local retailers.
http://www.tellshare.com

Telsis Limited
Supplier of products and solutions for enhanced voice and video telecommunications services. England
http://www.telsis.com/

Text For Free
Offers anonymous text messaging with no usage limits.
http://textforfree.net/

Text Message Bible
A collection of text messages ranging from jokes to love poems.
http://www.geocities.com/txtmessegez/

TrueSenses
Swiss provider of SMS and MMS covering Europe, USA and Australia. Various interfaces supported.
http://www.truesenses.com

txt4biz
Professional text message solutions and bespoke software solutions for customised SMS.
http://www.txt4biz.com

Wiana SMS mesh gateway
Send text messages for free to any bluetooth mobile connected to the meshAP network.
http://www.wiana.org/sms.php