On June 11, 1945, Florida's state roads were renumbered. The old system numbered routes in the order they were legislated, while the new system used a grid.
{|class="wikitable"
|-
!New designation
!Old designation(s)
|-
|1
|182 140 178<br>177 140 305<br>25<br>196 176 200 140<br>140 224 -- 332 559 162<br>140 559 140 252 273 140<br>140<br>21<br>468<br>140
|-
| 2
| 165, 123, 6, 150, 90
|-
| 3
| 101, 219,<br>119A
|-
| 4
| 62
|-
| 5
| 4A, 4, 3
|-
| 6
| 116, 2, 116E
|-
| 7
| 149, 199
|-
| 10
| 1 -- 537, 1A, 1, 76, 1
|-
| 10 Alt.
| 1
|-
| 11
| 134, 28
|-
| 12
| 12, 1, 58, 352
|-
| 13
| 189, 14, 47
|-
| 14
| -- 9
|-
| 15
| 143, 194, 29, 2, 3, 4
|-
| 16
| 48
|-
| 17
| 67, 8
|-
| 18
| 236, 2 -- 49, 68
|-
| 19
| 55, 261
|-
| 20
| 10 500, 5A, 2, 2A, 14, 28
|-
| 21
| 80, 68, 139
|-
| 22
| 52
|-
| 23
| 99, 49
|-
| 24
| 13
|-
| 25
| 26, 25, 67, 8A, 2
|-
| 26
| 14, 267
|-
| 27
| 205 --
|-
| 29
| 164 --
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| 30
| 53, 10, 115, 10, 15A, 299
|-
| 30 Alt.
| 10C, 10B, 10
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| 31
| 2
|-
| 33
| 85
|-
| 35
| 23
|-
| 37
| 34
|-
| 39
| 5SE, 264, 459
|-
| 40
| 16A, 81, 5, 16, 19
|-
| 41
|
|-
| 42
|
|-
| 43
|
|-
| 44
| 22, 36, 2, 21, 75
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| 45
|
|-
| 46
| 44
|-
| 47
|
|-
| 48
| 22, 23, 210, 2, 212, 214
|-
| 49
|
|-
| 50
| 15, 34, 51, 210, 22, 2,<br>208, 434, 22, 51, 322
|-
| 51
|
|-
| 52
| 210
|-
| 53
|
|-
| 54
| 209
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| 55
|
|-
| 57
|
|-
| 59
|
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| 60
|
|-
| 61
|
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| 62
|
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| 63
|
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| 64
|
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| 65
|
|-
| 66
|
|-
| 67
|
|-
| 68
|
|-
| 69
|
|-
| 70
| 18A, 18, 8
|-
| 71
|
|-
| 72
|
|-
| 73
|
|-
| 74
|
|-
| 75
|
|-
| 76
|
|-
| 77
|
|-
| 78
|
|-
| 79
|
|-
| 80
| 25
|-
| 81
|
|-
| 82
| 184
|-
| 83
|
|-
| 84
|
|-
| 85
| 33, 54
|-
| 87
|
|-
| 89
|
|-
| 90
|
|-
| 92
|
|-
| 94
|
|-
| 95
|
|-
| 97
|
|-
| 99
|
|-
| 100
| 28
|-
| 101
|
|-
| 104
|
|-
| 105
|
|-
| 107
|
|-
| 108
|
|-
| 109
|
|-
| 111
|
|-
| 115
|
|-
| 117
|
|-
| 119
|
|-
| 125
|
|-
| 127
|
|-
| 129
|
|-
| 131
|
|-
| 135
|
|-
| 136
|
|-
| 141
|
|-
| 145
|
|-
| 146
|
|-
| 148
|
|-
| 149
|
|-
| 151
|
|-
| 155
|
|-
| 157
|
|-
| 159
|
|-
| 161
|
|-
| 164
|
|-
| 165
|
|-
| 166
|
|-
| 167
|
|-
| 169
|
|-
| 171
|
|-
| 173
|
|-
| 175
|
|-
| 177
|
|-
| 179
|
|-
| 181
|
|-
| 183
|
|-
| 185
|
|-
| 187
|
|-
| 189
|
|-
| 191
|
|-
| 193
|
|-
| 196
|
|-
| 197
|
|-
| 200
|
|-
| 201
|
|-
| 204
|
|-
| 205
|
|-
| 206
|
|-
| 207
|
|-
| 208
|
|-
| 209
|
|-
| 210
|
|-
| 211
|
|-
| 212
|
|-
| 214
|
|-
| 215
|
|-
| 216
|
|-
| 217
|
|-
| 218
|
|-
| 219
|
|-
| 220
|
|-
| 221
|
|-
| 224
|
|-
| 225
|
|-
| 227
|
|-
| 228
|
|-
| 229
|
|-
| 230
|
|-
| 231
|
|-
| 234
|
|-
| 235
|
|-
| 236
|
|-
| 237
|
|-
| 238
|
|-
| 239
|
|-
| 240
|
|-
| 241
|
|-
| 245
|
|-
| 247
|
|-
| 249
|
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| 250
|
|-
| 251
|
|-
| 255
|
|-
| 257
|
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| 259
|
|-
| 261
|
|-
| 265
|
|-
| 267
|
|-
| 268
|
|-
| 269
|
|-
| 270
|
|-
| 271
|
|-
| 274
|
|-
| 275
|
|-
| 276
|
|-
| 277
|
|-
| 278
|
|-
| 279
|
|-
| 285
|
|-
| 290
|
|-
| 291
|
|-
| 294
|
|-
| 295
|
|-
| 296
|
|-
| 297
|
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| 298
|
|-
| 305
|
|-
| 308
|
|-
| 309
|
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| 310
|
|-
| 314
|
|-
| 315
|
|-
| 316
|
|-
| 318
|
|-
| 325
|
|-
| 326
|
|-
| 328
|
|-
| 329
|
|-
| 331
|
|-
| 335
|
|-
| 336
|
|-
| 337
|
|-
| 339
|
|-
| 340
|
|-
| 341
|
|-
| 345
|
|-
| 347
|
|-
| 349
|
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| 351
|
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| 354
|
|-
| 355
|
|-
| 357
|
|-
| 358
|
|-
| 359
|
|-
| 360
|
|-
| 361
|
|-
| 363
|
|-
| 364
|
|-
| 365
|
|-
| 366
|
|-
| 367
|
|-
| 368
|
|-
| 369
|
|-
| 370
|
|-
| 371
|
|-
| 373
|
|-
| 375
|
|-
| 376
|
|-
| 377
|
|-
| 379
|
|-
| 381
|
|-
| 382
|
|-
| 383
|
|-
| 384
|
|-
| 385
|
|-
| 386
|
|-
| 387
|
|-
| 388
|
|-
| 389
|
|-
| 390
|
|-
| 394
|
|-
| 395
|
|-
| 397
|
|-
| 399
|
|-
| 402
|
|-
| 405
|
|-
| 406
|
|-
| 409
|
|-
| 410
|
|-
| 415
|
|-
| 418
|
|-
| 419
|
|-
| 420
|
|-
| 425
|
|-
| 426
|
|-
| 430
|
|-
| 431
|
|-
| 434
|
|-
| 435
|
|-
| 436
|
|-
| 437
|
|-
| 438
|
|-
| 439
|
|-
| 445
|
|-
| 448
|
|-
| 450
|
|-
| 455
|
|-
| 459
|
|-
| 464
|
|-
| 466
|
|-
| 468
|
|-
| 469
|
|-
| 470
|
|-
| 471
|
|-
| 475
|
|-
| 478
|
|-
| 480
|
|-
| 484
|
|-
| 485
|
|-
| 488
|
|-
| 490
|
|-
| 491
|
|-
| 494
|
|-
| 495
|
|-
| 500
| 19, 23, 2, 24
|-
| 502
|
|-
| 503
|
|-
| 505
|
|-
| 506
|
|-
| 507
|
|-
| 508
|
|-
| 509
|
|-
| 510
|
|-
| 511
|
|-
| 512
|
|-
| 514
|
|-
| 515
|
|-
| 516
|
|-
| 518
|
|-
| 519
|
|-
| 520
|
|-
| 522
|
|-
| 525
|
|-
| 526
|
|-
| 527
|
|-
| 530
|
|-
| 531
|
|-
| 535
|
|-
| 540
|
|-
| 542
|
|-
| 544
|
|-
| 545
|
|-
| 547
|
|-
| 555
|
|-
| 557
|
|-
| 559
|
|-
| 561
|
|-
| 574
|
|-
| 575
| 210
|-
| 577
|
|-
| 578
|
|-
| 579
|
|-
| 580
|
|-
| 581
|
|-
| 582
|
|-
| 583
|
|-
| 584
|
|-
| 585
|
|-
| 586
|
|-
| 587
|
|-
| 589
|
|-
| 590
|
|-
| 591
|
|-
| 593
|
|-
| 595
|
|-
| 600
|
|-
| 605
|
|-
| 606
|
|-
| 607
|
|-
| 609
|
|-
| 621
|
|-
| 623
|
|-
| 630
|
|-
| 634
|
|-
| 636
|
|-
| 640
|
|-
| 650
|
|-
| 652
|
|-
| 655
|
|-
| 660
|
|-
| 661
|
|-
| 664
|
|-
| 665
|
|-
| 674
|
|-
| 675
|
|-
| 676
|
|-
| 680
|
|-
| 683
|
|-
| 684
|
|-
| 685
|
|-
| 686
|
|-
| 687
|
|-
| 688
|
|-
| 689
|
|-
| 690
|
|-
| 691
|
|-
| 693
|
|-
| 694
|
|-
| 695
|
|-
| 699
|
|-
| 702
|
|-
| 703
|
|-
| 705
|
|-
| 706
|
|-
| 707
|
|-
| 708
|
|-
| 710
|
|-
| 712
| 333
|-
| 714
|
|-
| 715
|
|-
| 716
|
|-
| 717
|
|-
| 720
|
|-
| 731
|
|-
| 760
|
|-
| 761
|
|-
| 764
|
|-
| 765
|
|-
| 767
|
|-
| 770
|
|-
| 771
|
|-
| 775
|
|-
| 776
|
|-
| 777
|
|-
| 780
|
|-
| 781
|
|-
| 782
|
|-
| 785
|
|-
| 789
|
|-
| 802
|
|-
| 804
|
|-
| 805
|
|-
| 806
| 198
|-
| 808
|
|-
| 809
|
|-
| 810
|
|-
| 811
|
|-
| 814
|
|-
| 815
|
|-
| 816
|
|-
| 818
|
|-
| 819
|
|-
| 820
|
|-
| 823
|
|-
| 824
|
|-
| 826
|
|-
| 827
|
|-
| 828
|
|-
| 832
|
|-
| 833
|
|-
| 837
|
|-
| 840
|
|-
| 846
|
|-
| 850
| 276
|-
| 861
|
|-
| 865
| 278
|-
| 867
| 25
|-
| 905
|
|-
| 906
|
|-
| 908
|
|-
| 909
|
|-
| 915
|
|-
| 916
|
|-
| 939
|
|-
| 940
|
|-
| 941
|
|-
| 951
|
|}
Notes
See also
- Florida State Roads
- Pre-1945 Florida State Roads