Institutos nacionales de metrología

	País	Organismo	URL
	Alemania	PTB Physikalisch - Technische Bundesanstalt	www.ptb.de
	Australia	National Measurements Laboratory	www.measurement.gov.au
	Argentina	Instituto Nacional de Tecnología Industrial	www.inti.gov.ar
	Austria	Bundesamt für Eich- und Vermessungswesen	www.bev.gv.at
	Bélgica	División de metrología, ministerio de economía	mineco.fgov.be/organization_market/metrology/
	Brasil	Inmetro	www.inmetro.gov.br
	Bulgaria	Bulgarian Institute of Metrology (BIM)	www.damtn.government.bg
	Canadá	Institute for National Measurement Standards	www.nrc.ca/inms/
		North American Cooperation in Metrology (NORAMET)	www.nrc.ca/inms/int_coop/noramet.html
	Croacia	State Office for Metrology	www.dzm.h
	Dinamarca	Danish Institute of Fundamental Metrology	www.dfm.dtu.dk
		Metrology Section, Erhvervsfremme Styrelsen	www.dfm.dtu.dk
	Eslovaquia	Urad pre Normalizaciu, Metrologiu a Skusobnictvo SR	www.unms.sk
	Eslovenia	Standards and Metrology Institute	www.usm.mzt.si
	España	Centro Español de Metrología	www.cem.es
	Estados Unidos	Gear Metrology Center, Oak Ridge Center	www.ornl.gov
		NIST	www.nist.gov
		NCSL	www.ncsli.org
	Estonia	National Standard Board of Estonia	www.evs.ee
	Finlandia	Safety Technology Authority (TUKES),	www.tukes.fi
	Francia	BIPM - Bureau International des Poids et Mesures	www.bipm.org
		Sous-Direction de la Métrologie, Ministère de l'Economie des Finances e de l'Industrie	www.industrie.gouv.fr/metro
	Grecia	Directorate of Weights and Measures
	Holanda	NMi Certin BV, Postbus 394, NL - 3300 AJ Dordrecht	www.nmi.nl
	Hungría	Orszagos Meresugyi Hitavel	www.omh.hu
	Irlanda	National Standards Authority of Ireland	www.nsai.ie
	Islandia	Icelandic Metrology and Accreditation Service
	Italia	Istituto Nazionale di Ricerca Metrologica (I.N.RI.M)	www.inrim.it
		Ufficio Centrale Metrico	www.metrologia-legale.it
	Japón	National Metrology Institute of Japan	www.nmij.jp
	Latvia	Latvian National Centre for Standardisation and Metrology	www.lnmc.lv
	Lituania	State Metrology Service	www.lvmt.lt/en
	Luxemburgo	Preposé du Service de métrologie, Admin. des Contributions	www.impotsdirects.public.lu
	Malta	Malta Standards Authority (MSA)	www.msa.org.mt
	México	Centro Nacional de Metrología	www.cenam.mx/Dimensional/
	Noruega	Norwegian Metrology and Acreditation Service	www.odin.dep.no/noc.underet.juster.html
	Nueva Zelanda	Measurement Standards Laboratory of New Zealand	www.irl.cri.nz/msl
	OTAN	Scientific program, NATO HQ, Bruselas	www.nato.int
	Polonia	Central Office of Measures, Force & Mass Department	www.gum.gov.pl
	Portugal	Instituto Portuguese da Qualidade,	www.ipq.pt
	Reino Unido	National Physical Laboratory	www.npl.co.uk
		National Weight and Measures Laboratory	www.welmec.org
	República Checa	Czech Metrological Institute	www.cmi.cz
	Rumanía	Romanian Bureau of Legal Metrology	www.inm.ro
	Singapur	Singapore Productivity and Standards Board	www.standards.org.s
	Suráfrica	National Metrology Institute of South Africa	www.nmisa.org
	Suecia	SWEDAC	www.swedac.se
	Suiza	Swiss Federal Office of Metrology (METAS)	www.metas.ch
	Turquía	National Metrology Institute	www.ume.tubitak.gov.tr/
	Ucrania	State Committee for Technical Regulation and Consumer Policy (Derzhspozhivstandard, or DSSU)	www.dssu.gov.ua
	Yugoslavia	Federal Bureau of Measures and Precious Metals (SZMDM)	www.szmdm.sv.gov.yu

Referencias:

• http://www.oiml.org/dbase_members/listing.html?membership=3
• http://www.welmec.org/who.asp
• http://resources.bandwidthmarket.com/government/www.nist.gov/oiaa/nat_pg2.htm
• http://www.aec.es/infoteca/acreditacion.asp
• http://www.nist.gov/oiaa/national.htm