Core Compliance Testing Services is located in southern New Hampshire at the Massachusetts border, allowing convenient access from central and southern New Hampshire as well as northern Massachusetts, the Boston metropolitan area, New England and the northeastern US.

79 River Road (NH Route 3A)
Hudson, NH  03051

We're 0.2 mile north of the Massachusetts-New Hampshire border and 2 miles from US Route 3 (Everett Turnpike) across the Merrimack River.

Directions from US-3 N or S (Everett Turnpike) in New Hampshire

• Take Exit 2 "Daniel Webster Hwy, Rte-3A/Hudson", then "3A Hudson".
• After crossing bridge, take right to "South 3A, Tyngsboro MA".
• Continue about 2 miles on Rte 3A.
• We are the second driveway after the BAE Electronics sign on the right.

Or use the convenient Get Driving Directions tool on the left side of this page.