3 Rivers Wireless|sms.3rivers.net
ACS Wireless|paging.acswireless.com
AT&T Free2Go|mmode.com
AT&T PCS|mobile.att.net
AT&T Pocketnet PCS|dpcs.mobile.att.net
AT&T SMS|txt.att.net
Advantage Communications|advantagepaging.com
Airtouch Pagers|alphapage.airtouch.com
Airtouch Pagers|myairmail.com
Airtouch Pagers|airtouchpaging.com
Airtouch Pagers|airtouch.net
Alltel PCS|message.alltel.com
Alltel|alltelmessage.com
AlphNow|alphanow.net
American Messaging (SBC/Ameritech)|page.americanmessaging.net
Ameritech Clearpath|clearpath.acswireless.com
Ameritech Clearpath|clearpath.acswireless.com
Ameritech Paging|paging.acswireless.com
Ameritech Paging|pageapi.com
Andhra Pradesh Airtel|airtelap.com
Arch Pagers (PageNet)|archwireless.net
Arch Pagers (PageNet)|epage.arch.com
Arch Pagers (PageNet)|archwireless.net
BPL mobile|bplmobile.com
BeeLine GSM|sms.beemail.ru
Beepwear|beepwear.net
Bell Atlantic|message.bam.com
Bell Canada|bellmobility.ca
Bell Canada|txt.bellmobility.ca
Bell Mobility (Canada)|txt.bell.ca
Bell Mobility|txt.bellmobility.ca
Bell South (Blackberry)|bellsouthtips.com
Bell South Mobility|blsdcs.net
Bell South|bellsouth.cl
Bell South|blsdcs.net
Bell South|sms.bellsouth.com
Bell South|wireless.bellsouth.com
Blue Sky Frog|blueskyfrog.com
Bluegrass Cellular|sms.bluecell.com
Boost|myboostmobile.com
Cable & wireless, Panama|cwmovil.com
Carolina Mobile Communications|cmcpaging.com
Carolina West Wireless|cwwsms.com
Cellular One East Coast|phone.cellone.net
Cellular One PCS|paging.cellone-sf.com
Cellular One South West|swmsg.com
Cellular One West|mycellone.com
Cellular One|cellularone.textmsg.com
Cellular One|cell1.textmsg.com
Cellular One|cellularone.txtmsg.com
Cellular One|message.cellone-sf.com
Cellular One|mobile.celloneusa.com
Cellular One|sbcemail.com
Cellular South|csouth1.com
Centennial Wireless|cwemail.com
Central Vermont Communications|cvcpaging.com
CenturyTel|messaging.centurytel.net
Chennai RPG Cellular|rpgmail.net
Chennai Skycell / Airtel|airtelchennai.com
Cincinnati Bell|mobile.att.net
Cingular Wireless|mycingular.textmsg.com
Cingular Wireless|mobile.mycingular.com
Cingular Wireless|mobile.mycingular.net
Cingular Wireless|mobile.mycingular.com
Cingular Wireless|mobile.mycingular.net
Cingular Wireless|mycingular.textmsg.com
Cingular|cingularme.com
Cingular|mms.cingularme.com
Cingular|mycingular.com
Cingular|mycingular.net
Cingular|page.cingular.com
Clearnet|msg.clearnet.com
Comcast|comcastpcs.textmsg.com
Communication Specialist Companies|pager.comspeco.com
Communication Specialists|pageme.comspeco.net
Comviq|sms.comviq.se
Cook Paging|cookmail.com
Corr Wireless Communications|corrwireless.net
DT T-Mobile|t-mobile-sms.de
Delhi Aritel|airtelmail.com
Delhi Hutch|delhi.hutch.co.in
Digi-Page / Page Kansas|page.hit.net
Dobson Cellular Systems|mobile.dobson.net
Dobson-Alex Wireless|mobile.cellularone.com
Dobson-Cellular One|mobile.cellularone.com
Dutchtone / Orange-NL|sms.orange.nl
EMT|sms.emt.ee
Edge Wireless|sms.edgewireless.com
Escotel|escotelmobile.com
Fido|fido.ca
GCS Paging|webpager.us
GTE|airmessage.net
GTE|gte.pagegate.net
GTE|messagealert.com
Galaxy Corporation|sendabeep.net
Goa BPLMobil|bplmobile.com
Golden Telecom|sms.goldentele.com
GrayLink / Porta-Phone|epage.porta-phone.com
Gujarat Celforce|celforce.com
Houston Cellular|text.houstoncellular.net
IPIPI.COM|opensms.ipipi.com
Idea Cellular|ideacellular.net
Infopage Systems|page.infopagesystems.com
Inland Cellular Telephone|inlandlink.com
JSM Tele-Page|jsmtel.com
Kerala Escotel|escotelmobile.com
Kolkata Airtel|airtelkol.com
Kyivstar - contract|sms.kyivstar.net
Kyivstar - prepaid|2sms.kyivstar.net
LMT|smsmail.lmt.lv
Lauttamus Communication|e-page.net
MCI Phone|mci.com
MCI|pagemci.com
Maharashtra BPL Mobile|bplmobile.com
Maharashtra Idea Cellular|ideacellular.net
Manitoba Telecom Systems|text.mtsmobility.com
Meteor|mymeteor.ie
Meteor|sms.mymeteor.ie
Metro PCS|metropcs.sms.us
Metro PCS|mymetropcs.com
Metrocall 2-way|my2way.com
Metrocall|page.metrocall.com
MiWorld|m1.com.sg
Microcell|fido.ca
Midwest Wireless|clearlydigital.com
Mobilecom PA|page.mobilcom.net
Mobilecomm|mobilecomm.net
Mobileone|m1.com.sg
Mobilfone|page.mobilfone.com
Mobility Bermuda|ml.bm
Mobistar Belgium|mobistar.be
Mobitel Tanzania|sms.co.tz
Mobtel Srbija|mobtel.co.yu
Morris Wireless|beepone.net
Motient|isp.com
Movistar|correo.movistar.net
Mumbai BPL Mobile|bplmobile.com
Mumbai Orange|orangemail.co.in
NBTel|wirefree.informe.ca
NPI Wireless|npiwireless.com
Netcom|sms.netcom.no
Nextel|messaging.nextel.com
Nextel|nextel.com.br
Nextel|page.nextel.com
Ntelos|pcs.ntelos.com
O2 (M-mail)|mmail.co.uk
O2|o2.co.uk
O2|o2imail.co.uk
Omnipoint|omnipoint.com
Omnipoint|omnipointpcs.com
One Connect Austria|onemail.at
OnlineBeep|onlinebeep.net
Optus Mobile|optusmobile.com.au
Orange - NL / Dutchtone|sms.orange.nl
Orange Mumbai|orangemail.co.in
Orange|orange.net
Oskar|mujoskar.cz
P&T Luxembourg|sms.luxgsm.lu
PCS One|pcsone.net
Pacific Bell|pacbellpcs.net
PageMart Advanced /2way|airmessage.net
PageMart Canada|pmcl.net
PageMart|pagemart.net
PageNet Canada|pagegate.pagenet.ca
PageOne NorthWest|page1nw.com
Pelephone Israel|pelephone.net.il
Pioneer / Enid Cellular|msg.pioneerenidcellular.com
PlusGSM|text.plusgsm.pl
Pondicherry BPL Mobile|bplmobile.com
Powertel|voicestream.net
Price Communications|mobilecell1se.com
Primeco|textmsg.com
Primtel|sms.primtel.ru
ProPage|page.propage.net
Public Service Cellular|sms.pscel.com
Qualcomm|pager.qualcomm.com
Qwest|qwestmp.com
RAM Page|ram-page.com
Rogers AT&T Wireless|pcs.rogers.com
Rogers Canada|pcs.rogers.com
SBC Ameritech Paging|paging.acswireless.com
SCS-900|scs-900.ru
SFR France|sfr.fr
ST Paging|page.stpaging.com
Safaricom|safaricomsms.com
Satelindo GSM|satelindogsm.com
Satellink|satellink.net
Simple Freedom|text.simplefreedom.net
Skytel Pagers|email.skytel.com
Skytel Pagers|skytel.com
Smart Telecom|mysmart.mymobile.ph
Southern LINC|page.southernlinc.com
Southwestern Bell|email.swbw.com
Sprint PCS|messaging.sprintpcs.com
Sprint|sprintpaging.com
SunCom|suncom1.com
SunCom|tms.suncom.com
Sunrise Mobile|mysunrise.ch
Sunrise Mobile|freesurf.ch
Surewest Communicaitons|mobile.surewest.com
Swisscom|bluewin.ch
T-Mobile Austria|sms.t-mobile.at
T-Mobile Germany|t-d1-sms.de
T-Mobile UK|t-mobile.uk.net
T-Mobile|tmomail.net
T-Mobile|voicestream.net
TIM|timnet.com
TSR Wireless|alphame.com
TSR Wireless|beep.com
Tamil Nadu BPL Mobile|bplmobile.com
Tele2 Latvia|sms.tele2.lv
Telefonica Movistar|movistar.net
Telenor|mobilpost.no
Teletouch|pageme.teletouch.com
Telia Denmark|gsm1800.telia.dk
Telus|msg.telus.com
The Indiana Paging Co|pager.tdspager.com
Triton|tms.suncom.com
UMC|sms.umc.com.ua
US Cellular|email.uscc.net
US Cellular|uscc.textmsg.com
US West|uswestdatamail.com
Unicel|utext.com
Uraltel|sms.uraltel.ru
Uttar Pradesh Escotel|escotelmobile.com
Verizon (MMS)|myvzw.com
Verizon (Pics)|vswpix.com
Verizon  (SMS)|vtext.com
Verizon Pagers|myairmail.com
Vessotel|pager.irkutsk.ru
Virgin Mobile (US)|vmobl.com
Virgin Mobile (CA)|vmobile.ca
Virgin Mobile|vxtras.com
Vodacom (S Africa)|voda.co.za
Vodafone Italy|sms.vodafone.it
Vodafone Japan|h.vodafone.ne.jp
Vodafone Japan|t.vodafone.ne.jp
Vodafone Japan|c.vodafone.ne.jp
Vodafone Spain|vodafone.es
Vodafone UK|vodafone.net
VoiceStream / T-Mobile|voicestream.net
WEBTEXT|webtext.com
WebLink Wireless|pagemart.net
WebLink Wireless|airmessage.net
West Central Wireless|sms.wcc.net
Western Wireless|cellularonewest.com
Wildmist Wireless|sms.wildmist.net
Wyndtell|wyndtell.com