AAPM: American Association of Physicists in Medicine
One Physics Ellipse
College Park, MD 20740

ABS: American Brachytherapy Society
12100 Sunset Hills Road, Suite 130
Reston, VA 20190-5202

ACR: American College of Radiology
1891 Preston White Drive
Reston, VA 20191

ARR: Academy of Radiology Research
1029 Vermont Ave
Suite 505
Washington, DC 20005

ARRS: American Roentgen Ray Society
44211 Slatestone Court
Leesburg, VA 20176-5109

ASNR: American Society of Neuroradiology
2210 Midwest Road
Suite 207
Oak Brook, IL 60523

ASTRO: American Society for Radiation Oncology
8280 Willow Oaks Corporate Drive
Suite 500
Fairfax, VA 22031

AUR: The Association of University Radiologists
820 Jorie Blvd.
Oak Brook, IL 60523-2251

RSNA: Radiological Society of North America
820 Jorie Boulevard
Oak Brook, IL 60523-2251

SBI: Society of Breast Imaging
1891 Preston White Drive
Reston, VA 20191-4397

SCBT-MR: Society of Computed Body Tomography & Magnetic Resonance
1891 Preston White Drive
Reston, VA 20191

SIIM: Society for Imaging Informatics in Medicine
19440 Golf Vista Drive
Suite 330
Leesburg, VA 20176

SIR: Society of Interventional Radiology Foundation
3975 Fair Ridge Drive
Suite 400 North
Fairfax, VA 22033

SNM
1850 Samuel Morse Drive
Reston, VA 20190

SPR: The Society for Pediatric Radiology
1891 Preston White Drive
Reston, VA 20191

SRU: Society of Radiologists in Ultrasound
1891 Preston White Drive  
Reston, VA 20191 

STR: The Society of Thoracic Radiology
c/o Matrix Meetings, Inc.
P.O. Box 7169
Rochester, MN 55903-7169