| Graph | No. of vertices | Diameter |
| $J(18,2)$ | 153 | 2 |
| $\mathrm{K}(18,2)$ | 153 | 2 |
| Doubled $M_{22}$ graph | 154 | 5 |
| Grassmann graph $J_2(5,2)$ | 155 | 2 |
| Point graphs of $\mathrm{GQ}(5,5)$s | 156 | 2 |
| Paley graph $P_{157}$ | 157 | 2 |
| Flag graph of $GQ(3,3)$ | 160 | 4 |
| 2nd subconstituent of McLaughlin graph | 162 | 2 |
| Complement of the 2nd subconstituent of McLaughlin graph | 162 | 2 |
| Van Lint–Schrijver graph | 162 | 4 |
| Incidence graph of $AG(2,9)$ minus a parallel class | 162 | 4 |
| $J(11,3)$ | 165 | 3 |
| Point graph of $\mathrm{GQ}(4,8) \cong \mathrm{U}(5,2)$ graph | 165 | 2 |
| $H(2,13)$ | 169 | 2 |
| Paley graph $P_{169}$ | 169 | 2 |
| Rank-3 $\mathrm{SRG}(169,72,31,30)$ | 169 | 2 |
| Incidence graph of $GQ(4,4)$ | 170 | 4 |
| $J(19,2)$ | 171 | 2 |
| $\mathrm{K}(19,2)$ | 171 | 2 |
| Paley graph $P_{173}$ | 173 | 2 |
| Line graph of Hoffman-Singleton graph | 175 | 3 |
| $\overline{\mathrm{NU}_5(2)}$ graph | 176 | 2 |
| $\mathrm{NU}_5(2)$ graph | 176 | 2 |
| $\mathrm{SRG}(176,70,18,34)$ | 176 | 2 |
| $\mathrm{SRG}(176,105,68,54)$ | 176 | 2 |
| Paley graph $P_{181}$ | 181 | 2 |
| Incidence graph of $PG(2,9)$ | 182 | 3 |
| Flag graph of $PG(2,5)$ | 186 | 3 |
| Line graph of Tutte's 12-cage | 189 | 6 |
| $J(20,2)$ | 190 | 2 |
| $\mathrm{K}(20,2)$ | 190 | 2 |
| $H(2,14)$ | 196 | 2 |
| Doubled Higman-Sims graph | 200 | 5 |