Region List
- 85724 - Arizona Medical Center, Tucson, Pima, Arizona
- 85775 - Business Reply, Tucson, Pima, Arizona
- 85738 - Catalina, Tucson, Pima, Arizona
- 85707 - Davis Monthan AFB, Tucson, Pima, Arizona
- 85708 - Davis Monthan AFB, Tucson, Pima, Arizona
- 85744 - IBM Corp., Tucson, Pima, Arizona
- 85704 - Oro Valley, Tucson, Pima, Arizona
- 85737 - Oro Valley, Tucson, Pima, Arizona
- 85742 - Oro Valley, Tucson, Pima, Arizona
- 85755 - Oro Valley, Tucson, Pima, Arizona
- 85709 - Pima Community College, Tucson, Pima, Arizona
- 85739 - Saddlebrooke, Tucson, Pima, Arizona
- 85701 - Tucson, Pima, Arizona
- 85702 - Tucson, Pima, Arizona
- 85703 - Tucson, Pima, Arizona
- 85705 - Tucson, Pima, Arizona
- 85706 - Tucson, Pima, Arizona
- 85710 - Tucson, Pima, Arizona
- 85711 - Tucson, Pima, Arizona
- 85712 - Tucson, Pima, Arizona