Contact Us main content.

Contact Us

Email, Phone, and Fax 

phone: 520-558-2396

fax: 520-558-2018

Mailing Addresses

United States Postal Service (USPS)

Southwestern Research Station

PO Box 16553

Portal, AZ 85632

UPS and FedEx

Southwestern Research Station

2003 West Cave Creek Road

Portal, AZ 85632



Geoff Bender email:  phone: 520-558-2396

Administrative Manager

  • Contact for accounts receivable and payable, invoices, and general billing inquiries.

Karen Edmonds email:  phone: 520-558-2396

Administrative Assistant

  • Contact for reservations, group information, (tours, workshops/classes) and intern/volunteer coordination.

Alina Downer email:  phone: 520-558-2396