Research Triangle Park is located SE of the City of Durham, NW of Raleigh and East of Chapel Hill.

Major interstate systems that intersect the area are I-40 and I-85. Supporting routes are US Route 70 and State Route 55. Listed below are detailed directions to Research Triangle Park and Troxler Electronic Laboratories from different areas.

From RDU International Airport

• Take Airport Blvd. to I-40 West
• Take I-40 West to NC 147 North to Cornwallis Rd.
• Take Cornwallis Rd. West to Alexander Dr.
• Troxler is located at the Southwest corner of Cornwallis Rd. and Alexander Rd.

From the West (Asheville) & Southwest (Charlotte)

• Follow I-40 East to Exit 278 (State Route 55)
• Exit and proceed North (left) on Highway 55 approximately 1.5 miles to Cornwallis Rd.
• Turn right on Cornwallis Rd. (there is a light and several gas stations at the intersection)
• Continue approximately 3/4 of a mile
• Troxler is located at the Southwest corner of Cornwallis Rd. and Alexander Rd.

From the Southeast (Raleigh)

• I-40 West past RDU International Airport approximately 6 miles to Exit 279 (SR 147 - Durham Freeway)
• Continue on 147 to Cornwallis Rd., approximately 1/4 mile
• Take Cornwallis Rd. West to Alexander Dr.
• Troxler is located at the Southwest corner of Cornwallis Rd. and Alexander Rd.

From the Northeast (Richmond)

• I-85 South to SR 70 East (70 BYP to 70)
• Follow 70 East for approximately 4.5 miles to Miami Blvd.
• Turn right onto Miami Blvd. and travel south for about 2 miles to Alexander Dr.
• Turn right on Alexander Dr.
• Follow Alexander Dr. for approximately 2 miles to Cornwallis Rd.
• Turn right onto Cornwallis Rd.
• Troxler is located at the Southwest corner of Cornwallis Rd. and Alexander Dr.

Troxler Electronic Laboratories, Inc.
3008 E. Cornwallis Rd. • PO Box 12057
Research Triangle Park, NC 27709

Phone: 1.877.TROXLER (1.877.876.9537)
Outside the USA – +1.919.549.8661
Fax: +1.919.549.0761