| Business | Phone |
| Transportation Planners-Engrs 6620 Southpoint Dr S # 120, Jacksonville 32216 | (904) 296-1734 |
| Transportation Planning Group 3909 Soutel Dr, Jacksonville 32208 | (904) 924-0756 |
| Malone & Assoc 13245 Atlantic Blvd # 4-121, Jacksonville 32225 | (904) 992-8072 |
| J W Buckholz Traffic Engrg Inc 3585 Kori Rd, Jacksonville 32257 | (904) 886-2171 |