Entire two-digit interstates: I-20
Ala.: I-10, I-20, I-59, I-65, I-85, I-165, I-359, I-459
Ariz.: I-10, I-40
Ark.: I-55
Calif.: I-40, I-238, I-280, I-580, I-680, I-780, I-880, I-980, CA 13, CA 24, CA 61
Ga.: I-20, I-85, I-285, SH 72, SH 316
Ky.: I-65, I-264, I-471
La.: I-10, I-12, i-20, I-49, I-55, I-110, I-310, I-610, I-910, US 11, US 90 Bus, SH 16, SH 21, SH 22, SH 25, SH 37, SH 42, SH 59, SH 408, SH 433, SH 436, SH 437, SH 438, SH 439, SH 443,
SH 1040, SH 1075, SH 1077, SH 3021
Miss.: I-10, I-20, i-55, I-59, I-110, I-220, US 11, oUS 80, US 90, US 98, MS 26, MS 53, MS 149, MS 583, MS 603, MS 609, MS 801
Ohio: I-71, I-471, I-490, I-680
S.C.: I-20, I-77, I-85, I-126, I-385, I-585, US 25, US 25 Bus, SC 10, SC 14, SC 20, SC 67, SC 71, SC 72, SC 80, SC 124, SC 129, SC 185, SC 191, SC 225, SC 246, SC 248, SC 249, SC 253, SC 254, SC 277, SC 291, SC 419, SC 430, SC 702
Texas: I-20