The Cystic Fibrosis Foundation has links to a number of antimicrobial tools and resources including clinical isolates from people with CF living in the US.
The Canadian Burkholderia cepacian Complex Research and Referral Laboratory also holds a number of isolates from people with CF living in Canada.
Strains from published reference panels are available from the Belgium Coordinated Collection of Microorganisms/Laboratory for Microbiology
For general antibiotic resistance isolates the AR Isolate Bank and the Public Health England National Collection of Type Cultures (NCTC), the National Collection of Pathogenic Fungi (NCPF) and the National Collection of Pathogenic Viruses (NCPV). The human microbiome project repository also makes organisms and DNA available to the community.