OH-161

Home
National
- US Routes >
  - US1-10 >
    
    US1 >
    
    US201
    
    US301
    
    US401
    
    US601
    
    US701
    
    US2E >
    
    US202
    
    US302
    
    US2W
    
    US3
    
    US4
    
    US5
    
    US6 >
    
    US206
    
    US7
    
    US8
    
    US9 >
    
    US209
    
    US10 >
    
    US310
  - US11-20 >
    
    US11 >
    
    US211
    
    US311
    
    US411
    
    US12 >
    
    US212
    
    US13
    
    US14
    
    US15
    
    US16
    
    US17 >
    
    US117
    
    US18 >
    
    US218
    
    US19 >
    
    US119
    
    US219
    
    US319
    
    US20
  - US21-30 >
    
    US21 >
    
    US221
    
    US321
    
    US421
    
    US521
    
    US22 >
    
    US322
    
    US422
    
    US522
    
    US23 >
    
    US223
    
    US24 >
    
    US224
    
    US25
    
    US26
    
    US27 >
    
    US127
    
    US29 >
    
    US129
    
    US30 >
    
    US730
  - US31-40 >
    
    US31 >
    
    US131
    
    US231
    
    US331
    
    US431
    
    US33
    
    US34
    
    US35
    
    US36 >
    
    US136
    
    US40 >
    
    US340
  - US41-50 >
    
    US41 >
    
    US141
    
    US341
    
    US441
    
    US641
    
    US42
    
    US43
    
    US44
    
    US45
    
    US46
    
    US48
    
    US49
    
    US50 >
    
    US150
    
    US250
    
    US550
  - US51-60 >
    
    US51 >
    
    US151
    
    US52
    
    US53
    
    US54
    
    US56
    
    US57
    
    US58
    
    US59 >
    
    US159
    
    US259
    
    US60 >
    
    US160
    
    US360
    
    US460
  - US61-70 >
    
    US61
    
    US62
    
    US63
    
    US64
    
    US65 >
    
    US165
    
    US67 >
    
    US167
    
    US68
    
    US69
    
    US70 >
    
    US270
  - US71-80 >
    
    US71 >
    
    US171
    
    US271
    
    US371
    
    US72
    
    US73
    
    US74
    
    US75 >
    
    US175
    
    US275
    
    US76 >
    
    US176
    
    US77
    
    US78 >
    
    US178
    
    US278
    
    US378
    
    US79
    
    US80 >
    
    US180
    
    US280
  - US81-90 >
    
    US81 >
    
    US181
    
    US281
    
    US82
    
    US83
    
    US84
    
    US85 >
    
    US285
    
    US87 >
    
    US287
    
    US89 >
    
    US189
    
    US90 >
    
    US190
    
    US290
  - US91-101 >
    
    US91 >
    
    US191
    
    US491
    
    US92 >
    
    US192
    
    US93
    
    US95 >
    
    US195
    
    US395
    
    US96
    
    US97 >
    
    US197
    
    US98
    
    US199
    
    US101
  - Anomalous Numbers >
    
    US163
    
    US412
    
    US425
- Interstates >
  - Interstates 1-20 >
    
    I-4
    
    I-5
    
    I-8
    
    I-10
    
    I-12
    
    I-15
    
    I-16
    
    I-17
    
    I-19
    
    I-20
  - Interstate 21-40 >
    
    I-22
    
    I-24
    
    I-25
    
    I-26
    
    I-29
    
    I-30
    
    I-35
    
    I-37
    
    I-39
    
    I-40
  - Interstate 41-60 >
    
    I-41
    
    I-43
    
    I-45
    
    I-49
    
    I-55
    
    I-57
    
    I-59
  - Interstate 61-75 >
    
    I-64
    
    I-65
    
    I-66
    
    I-68
    
    I-69
    
    I-70
    
    I-71
    
    I-72
    
    I-74
    
    I-75
  - Interstate 76-83 >
    
    I-76E
    
    I-77
    
    I-79
    
    I-80
    
    I-81
    
    I-82
  - Interstate 84-90 >
    
    I-84W
    
    I-84E
    
    I-85
    
    I-86W
    
    I-86E
    
    I-87
    
    I-88W
    
    I-88E
    
    I-89
    
    I-90
  - Interstate 91-99 >
    
    I-91
    
    I-93
    
    I-94
    
    I-95
    
    I-96
Illinois
- Illinois State Highways >
  - IL Routes 1-20 >
    
    IL001
    
    IL002
    
    IL003
    
    IL004
    
    IL005
    
    IL006
    
    IL007
    
    IL008
    
    IL009
    
    IL010
    
    IL013
    
    IL014
    
    IL015
    
    IL016
    
    IL017
    
    IL018
    
    IL019
  - IL Routes 21-40 >
    
    IL021
    
    IL022
    
    IL023
    
    IL025
    
    IL026
    
    IL029
    
    IL031
    
    IL032
    
    IL033
    
    IL034
    
    IL035
    
    IL037
    
    IL038
    
    IL040
  - IL Routes 41-60 >
    
    IL041
    
    IL043
    
    IL047
    
    IL048
    
    IL049
    
    IL050
    
    IL053
    
    IL054
    
    IL056
    
    IL057
    
    IL058
    
    IL059
    
    IL060
  - IL Routes 61-80 >
    
    IL061
    
    IL062
    
    IL064
    
    IL068
    
    IL070
    
    IL071
    
    IL072
    
    IL073
    
    IL075
    
    IL076
    
    IL078
  - IL Routes 81-100 >
    
    IL081
    
    IL082
    
    IL083
    
    IL084
    
    IL089
    
    IL090
    
    IL091
    
    IL092
    
    IL093
    
    IL094
    
    IL095
    
    IL096
    
    IL097
    
    IL098
    
    IL099
    
    IL100
  - IL Routes 101-120 >
    
    IL101
    
    IL102
    
    IL103
    
    IL104
    
    IL105
    
    IL106
    
    IL107
    
    IL108
    
    IL109
    
    IL111
    
    IL113
    
    IL114
    
    IL115
    
    IL116
    
    IL117
    
    IL119
    
    IL120
  - IL Routes 121-140 >
    
    IL121
    
    IL122
    
    IL123
    
    IL124
    
    IL125
    
    IL126
    
    IL127
    
    IL128
    
    IL129
    
    IL130
    
    IL131
    
    IL132
    
    IL133
    
    IL134
    
    IL135
    
    IL136
    
    IL137
    
    IL138
    
    IL140
  - IL Routes 141-160 >
    
    IL141
    
    IL142
    
    IL143
    
    IL145
    
    IL146
    
    IL147
    
    IL148
    
    IL149
    
    IL150
    
    IL151
    
    IL152
    
    IL153
    
    IL154
    
    IL155
    
    IL156
    
    IL157
    
    IL158
    
    IL159
    
    IL160
  - IL Routes 161-180 >
    
    IL161
    
    IL162
    
    IL163
    
    IL164
    
    IL165
    
    IL166
    
    IL167
    
    IL169
    
    IL170
    
    IL171
    
    IL172
    
    IL173
    
    IL176
    
    IL177
    
    IL178
    
    IL180
  - IL Routes 181 and up >
    
    IL184
    
    IL185
    
    IL192
    
    IL203
    
    IL242
    
    IL250
    
    IL251
    
    IL255
    
    IL267
    
    IL336
    
    IL351
    
    IL390
    
    IL394
- Interstates in Illinois >
  - Under 70 >
    
    ILI-24
    
    ILI-39
    
    ILI-55 >
    
    ILI-55N
    
    ILI-55C
    
    ILI-55S
    
    ILI-57 >
    
    ILI-57N
    
    ILI-57C
    
    ILI-57S
    
    ILI-64
  - 70 to 94 >
    
    ILI-70
    
    ILI-72
    
    ILI-74
    
    ILI-80
    
    ILI-88
    
    ILI-90
    
    ILI-94
  - 3-digit Interstates >
    
    ILI-155
    
    ILI-172
    
    ILI-180
    
    ILI-190
    
    ILI-255
    
    ILI-270
    
    ILI-280
    
    ILI-290
    
    ILI-294
    
    ILI-355
    
    ILI-474
- US Highways in Illinois >
  - Under 50 >
    
    ILUS6
    
    ILUS12
    
    ILUS14
    
    ILUS20
    
    ILUS24
    
    ILUS30
    
    ILUS34
    
    ILUS36
    
    ILUS40
    
    ILUS41
    
    ILUS45 >
    
    ILUS45S
  - 50 and up >
    
    ILUS50
    
    ILUS51
    
    ILUS52
    
    ILUS54
    
    ILUS60
    
    ILUS67
    
    ILUS136
    
    ILUS150
- Illinois PhotoDrives
Midwest
- Indiana >
- Iowa >
  - State Routes >
    
    Iowa Routes 1-20 >
    
    IA001
    
    IA002
    
    IA003
    
    IA004
    
    IA005
    
    IA007
    
    IA008
    
    IA009
    
    IA010
    
    IA012
    
    IA013
    
    IA014
    
    IA015
    
    IA016
    
    IA017
    
    Iowa Routes 21-40 >
    
    IA021
    
    IA022
    
    IA023
    
    IA024
    
    IA025
    
    IA026
    
    IA027
    
    IA028
    
    IA031
    
    IA037
    
    IA038
    
    IA039
    
    Iowa Routes 41-70 >
    
    IA044
    
    IA048
    
    IA051
    
    IA056
    
    IA057
    
    IA058
    
    IA060
    
    IA062
    
    IA064
    
    IA070
    
    Iowa Routes 71-99 >
    
    IA076
    
    IA078
    
    IA081
    
    IA083
    
    IA085
    
    IA086
    
    IA092
    
    IA093
    
    IA096
    
    Iowa Routes 100-140 >
    
    IA100
    
    IA110
    
    IA117
    
    IA122
    
    IA127
    
    IA128
    
    IA130
    
    IA136
    
    IA137
    
    IA139
    
    IA140
    
    Iowa Routes 141-160 >
    
    IA141
    
    IA143
    
    IA144
    
    IA146
    
    IA148
    
    IA149
    
    IA150
    
    IA160
    
    Iowa Routes 161-199 >
    
    IA163
    
    IA165
    
    IA173
    
    IA175
    
    IA182
    
    IA183
    
    IA187
    
    IA188
    
    IA191
    
    Iowa Routes 200+ >
    
    IA202
    
    IA210
    
    IA212
    
    IA220
    
    IA224
    
    IA281
    
    IA316
    
    IA330
    
    IA333
    
    IA346
    
    IA415
    
    IA471
  - Iowa Interstates >
    
    Iowa I-29
    
    Iowa I-35
    
    Iowa I-74
    
    Iowa I-80
    
    Iowa I-129
    
    Iowa I-235
    
    Iowa I-280
    
    Iowa I-380
    
    Iowa I-480
    
    Iowa I-680
    
    Iowa I-880
  - US Routes >
    
    US Routes under 70 >
    
    Iowa US6
    
    Iowa US18
    
    Iowa US20
    
    Iowa US30
    
    Iowa US34
    
    Iowa US52
    
    Iowa US59
    
    Iowa US61
    
    Iowa US63
    
    Iowa US65
    
    Iowa US67
    
    Iowa US69
    
    US Routes 70 and up >
    
    Iowa US71
    
    Iowa US75
    
    Iowa US77
    
    Iowa US136
    
    Iowa US151
    
    Iowa US169
    
    Iowa US218
    
    Iowa US275
- Michigan >
  - Michigan State Trunklines >
    
    1 to 19 >
    
    M-001
    
    M-003
    
    M-005
    
    M-006
    
    M-008
    
    M-010
    
    M-011
    
    M-013
    
    M-014
    
    M-015
    
    M-017
    
    M-018
    
    M-019
    
    20 to 39 >
    
    M-020
    
    M-021
    
    M-022
    
    M-024
    
    M-025
    
    M-026
    
    M-027
    
    M-028
    
    M-029
    
    M-030
    
    M-032
    
    M-033
    
    M-034
    
    M-035
    
    M-036
    
    M-037
    
    M-038
    
    M-039
    
    40 to 59 >
    
    M-040
    
    M-042
    
    M-043
    
    M-044
    
    M-045
    
    M-046
    
    M-047
    
    M-048
    
    M-049
    
    M-050
    
    M-051
    
    M-052
    
    M-053
    
    M-054
    
    M-055
    
    M-057
    
    M-058
    
    M-059
    
    60 to 79 >
    
    M-060
    
    M-061
    
    M-062
    
    M-063
    
    M-064
    
    M-065
    
    M-066
    
    M-067
    
    M-068
    
    M-069
    
    M-071
    
    M-072
    
    M-073
    
    M-075
    
    M-077
    
    M-078
    
    M-079
    
    80 to 99 >
    
    M-080
    
    M-081
    
    M-082
    
    M-083
    
    M-084
    
    M-085
    
    M-086
    
    M-088
    
    M-089
    
    M-090
    
    M-091
    
    M-093
    
    M-094
    
    M-095
    
    M-096
    
    M-097
    
    M-099
    
    100 to 119 >
    
    M-100
    
    M-102
    
    M-103
    
    M-104
    
    M-106
    
    M-109
    
    M-113
    
    M-115
    
    M-116
    
    M-117
    
    M-119
    
    120 to 149 >
    
    M-120
    
    M-121
    
    M-123
    
    M-124
    
    M-125
    
    M-129
    
    M-134
    
    M-136
    
    M-137
    
    M-138
    
    M-139
    
    M-140
    
    M-142
    
    M-143
    
    M-149
    
    150 to 199 >
    
    M-150
    
    M-152
    
    M-153
    
    M-154
    
    M-156
    
    M-157
    
    M-179
    
    M-183
    
    M-185
    
    M-186
    
    M-188
    
    M-189
    
    M-199
    
    200 and up >
    
    M-201
    
    M-203
    
    M-204
    
    M-211
    
    M-212
    
    M-216
    
    M-217
    
    M-221
    
    M-222
    
    M-227
    
    M-231
    
    M-239
    
    M-247
    
    M-294
    
    M-311
    
    M-343
    
    M-553
  - Interstates >
    
    Michigan I-69
    
    Michigan I-75
    
    Michigan I-94
    
    Michigan I-96
    
    Michigan I-194
    
    Michigan I-196
    
    Michigan I-275
    
    Michigan I-375
    
    Michigan I-475
    
    Michigan I-496
    
    Michigan I-675
    
    Michigan I-696
  - US Highways >
    
    Michigan US2
    
    Michigan US8
    
    Michigan US10
    
    Michigan US12
    
    Michigan US23
    
    Michigan US24
    
    Michigan US31
    
    Michigan US41
    
    Michigan US45
    
    Michigan US127
    
    Michigan US131
    
    Michigan US141
    
    Michigan US223
Roadgeekery
National Parks
- A-J >
- K-Z >

​Ohio State Route 161

Ohio State Route 161