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​​​National Metrology Institute of South Africa (NMISA):
Physical Address - Building 5, CSIR Campus
​​​​​​Meiring Naudé Road, Brummeria, Pretoria, South Africa, 0182


Postal Address - Private Bag X34, Lynnwood Ridge,
Pretoria, 0040

Phone: + (27) 12 947 2800 

We are open every Monday to Friday between 8H00 and 16H30

Fraud Reporting contact:
                                                                                                                   
Toll Free Number:​
0800 167  743
​Email: nmisa@thehotline.co.za

​Toll Free Fax: 
​​086 726 1681
Postal: 
​P.O Box 10512, Centurion, 0046
SMS:  ​30916
​Online:  www.thehotline.co.za