# Network Code	Network Name	Network Operator	Network Country (ISO & Name)	Network Website	Deployment Country (if different)	Digital Object Identifier (DOI)
R1	Romanian Infrasound Network	National Institute for Earth Physics	Romania	https://www.erris.gov.ro/Seismo-acoustic-network	Bucuresti	10.7914/SN/R1
RA	Réseau Accélérométrique Permanent (French Accelerometrique Network)	Reseau sismologique et géodésique français	France	http://rap.resif.fr/?lang=en	France	10.15778/RESIF.RA
RB	Red Sísmica de Banda Ancha	Centro de Investigación Científica y de Educación Superior de Ensenada	Mexico	http://sismologia.cicese.mx/Redes/Resban.html	Mexico	
RC	BYU-Idaho Network	Brigham Young Univ-Idaho	United States of America		United States of America	10.7914/SN/RC
RD	CEA/DASE Seismic Network	Departement d'Analyse et Surveillance de l'Environnement du CEA	French Polynesia	http://www-dase.cea.fr/public/dossiers_thematiques/alerte_aux_forts_seismes/description_en.html	French Polynesia	10.15778/RESIF.RD
RE	US Bureau of Reclamation Seismic Networks	U.S. State Department	United States of America		United States of America	
RF	Friuli Venezia Giulia Accelerometric Network	University of Trieste	Italy	http://rtweb.units.it/	Italy	10.7914/SN/RF
RG	Upper-Rhine Graben Geothermal Network	ES-Géothermie	France		France	10.7914/SN/RG
RI	National Seismic Network of Argentina	Instituto Nacional de Prevencion Sismica	Argentina	http://www.inpres.gob.ar	Argentina	10.7914/j77s-wb89
RJ	Rede Sísmica e Geomagnética do Rio de Janeiro	Observatório Nacional, Rio de Janeiro, RJ	Brazil		Brazil	
RK	NASA READI Kinematic GPS	Central Washington University	United States of America	http://www.geodesy.cwu.edu	United States of America	10.7914/SN/RK
RL	RESEAU GEOPHYSIQUE DE LAMTO	STATION GEOPHYSIQUE DE LAMTO	Côte d'Ivoire		Côte d'Ivoire	10.7914/yt19-dh17
RM	Regional Integrated Multi-Hazard Early Warning System	Regional Integrated Multi-Hazard Early Warning System	Thailand	http://www.rimes.int/	Asia	10.7914/SN/RM
RN	RuhrNet - Seismic Network of the Ruhr-University Bochum	Ruhr Universitaet Bochum	Germany	http://www.gmg.ruhr-uni-bochum.de/geophysik/seismology/research/	Germany	10.7914/SN/RN
RO	Romanian Seismic Network	National Institute for Earth Physics	Romania	http://www.infp.ro/retea-seismica-nationala/	Romania	10.7914/SN/RO
RP	Universidad de Panama Seismic Network	Instituto de Geociencias, Universidad de Panamá	Panama		Panama	
RQ	National Seismic Network of URBAN-INCERC	Institutul Naţional de Cercetare-Dezvoltare in Construcţii Urbanism şi Dezvoltare Teritorială Durabilă	Romania	https://www.incd.ro/reteaua-nationala-de-monitorizare-si-protectie-seismica-a-patrimoniului-construit-i-o-s-i-n/	Romania	10.7914/SN/RQ
RR	Reti accelerometriche centri storici italiani	Presidenza del Consiglio dei Ministri - Dipartimento della protezione civile	Italy		Italy	10.7914/SN/RR
RS	Regional Seismic Test Network	Albuquerque Seismological Laboratory/USGS	United States of America		North America	10.7914/SN/RS
RT	Kamchatka Tsunami Warning Seismic Network of the Russian Federation	Kamchatka Branch of the Geophysical Survey of the Russian Academy of Sciences			Russian Federation	10.7914/nve5-c666
RU	Seismic network of the European part of the Russian Federation	Geophysical Survey of the Russian Academy of  Sciences	Russian Federation		Russian Federation	10.7914/040r-yt67
RV	Regional Alberta Observatory for Earthquake Studies Network	Alberta Geological Survey / Alberta Energy Regulator	Canada	http://ags.aer.ca/activities/earthquake-monitoring.htm	Alberta, Canada	10.7914/SN/RV
RW	Rwanda National Seismic Network	Rwanda Mines, Petroleum and Gas Board	Rwanda		Rwanda	
RY	Yakutsk Regional Seismic Network of the Russian Federation	Yakutsk Branch of the Geophysical Survey of the Russian Academy of Sciences	Russian Federation		Russian Federation	10.7914/zn3y-s083