Massachusetts

New York

Traffic Systems, Inc.

224 North Fehr Way

Bay Shore, NY 11706

Tel: 1 631 242-4292

Fax: 1 631 24-4296

Ocean State Signal

27 Thurber Blvd.

Smithfield, RI 02917

Tel: 1 401 231-6780

Fax: 1 401 231-4390

Signal Services

6870 Prospect Avenue,

Hartford, CT 06106

Tel: 1 860 236-7355

Fax: 1 860 236-7240

New Hampshire

New Jersey

Rhode Island

Vermont

Ocean State Signal

27 Thurber Blvd.

Smithfield, RI 02917

Tel: 1 401 231-6780

Fax: 1 401 231-4390

Pennsylvania

General Highway Products

337 Skidmore Road

Deer Park, NY 11729

Tel: 1 610 328-4040

Fax: 1 610 544-3380

Never-Fail Loop Systems

7911 NE 33rd Drive, Unit 160

Portland, OR 97211 USA

Tel: 1 503 408-9248

Fax: 1 503 408-1032