Since its creation in 1987, various independent systems that use the same technology have been folded into the E-ZPass system, including the I-Pass in Illinois and the NC Quick Pass in North Carolina.
Sejak didirikan pada tahun 1987, berbagai sistem independen yang menggunakan teknologi yang sama telah digabungkan ke dalam sistem E-ZPass, termasuk I-Pass di Illinois dan NC Quick Pass di North Carolina.