Wikipedia:WikiProject U.S. Roads/Pennsylvania/All-time list

Given are the years of the first and last official maps the routes appear on. Unfortunately only one map per decade is available. Other official maps: 1925 (key), 1926 (key), 1926 (partial), 1927 (key), 1927 (partial - note the widespread system that was completely changed by 1928), 1928, 1929, 1930, 1933, 1927.

from to notes
PA 1 1925 1930
→ US 1 (part), US 30
Lincoln Highway
PA 2 1925 1930
→ US 11 (part), US 611
Lackawanna Trail
PA 3 1936
← 5 (part)
now
PA 3 1925 1930
→ US 22
William Penn Highway
PA 4 1925 1930
→ US 111
Susquehanna Trail
PA 5 1936
← 99
now
PA 5 1925 1936
→ 3, 99, US 322 (part), 14 (part), 34 (part), 274 (part)
Lakes to Sea Highway
PA 6 1925 1928
→ 60
PA 7 1925 1930
→ US 6
Roosevelt Highway
PA 8 1925 now William Flinn Highway
PA 9 1980 1996
→ I-476 (part)
PA 9 1925 1930
→ US 20
PA 10 1956
← US 122 (part)
now
PA 10 1928
← 76
1930
→ US 6 (part), US 119 (part), US 219 (part), 46 (part)
Buffalo Pittsburg Highway
PA 11 1925 1928
→ 81
National Pike
PA 12 1998 now
PA 12 1925 1960
→ 191 (part)
north of Saylorsburg lost its traffic route entirely; original section along US 1 via Baltimore Pike eliminated 1930
PA 13 1925 1928
→ 17 (part), 43 (part), 33 (part)
PA 14 1928
← 84, 24 (part)
now
PA 14 1927 1928
→ 24
PA 15 1927 1928
→ 115
PA 16 1928
← 51 (part)
now
PA 17 1927 now Benjamin Franklin Highway (mostly became US 422 in 1930)
PA 18 1927 now
PA 19 1925 1928
→ 39
PA 20 never? never? was this planned for current 320?
PA 21 1927 now
PA 22 1927 1928
→ 29
PA 23 1927 now
PA 24 1928
← 14
now
PA 24 1925 1927
→ 14 (part), 43 (part), 443
PA 25 1927 now
PA 26 1927 now
PA 27 1928 now
PA 28 1927 now
PA 29 1928
← 22
now
PA 31 1927 now
PA 32 1928 now
PA 32 1927 1928
→ 12 (part)
PA 33 1980 now
PA 33 1927 1928
→ US 422 (part), US 209 (part)
may have coexisted with the next one
PA 33 1928
← 13 (part), 34 (part)
1963
→ 174 (part), 465
extended and truncated 1936; swapped with US 11 in 1940-50
PA 34 1927 now
PA 35 1927 now
PA 36 1927 now
PA 37 1928
← 47 (part)
1967
→ 434
PA 38 1927 now
PA 39 1937 now
PA 39 1928
← 19
1930
→ US 11 (part), US 106 (part), US 522 (part)
PA 40 never? never? was this planned for current 340?
PA 41 1928 now
PA 41 1925 1928
→ US 230 (part), US 222 (part)
PA 42 1927 now
PA 43 after 1989 now
PA 43 1927 1946
PA 43 1952 1964
→ I-76 (part)
PA 44 1927 now
PA 45 1927 now
PA 46 1927 now second piece replaced US 322 (part) in 1930-33 and became 970 (part) in 1940-50
PA 47 1927 1930
→ US 106 (part)
PA 48 1927 now
PA 49 1928
← 67 (part)
now
PA 50 1970
← 28 (part)
now
PA 50 1928 1930
→ US 220 (part)
PA 51 1927 now
PA 52 1927 now
PA 53 1928
← 56 (part)
now
PA 54 1927 now
PA 55 1927 1930
→ US 120 (part)
PA 56 1927 now
PA 57 1927 1932
→ US 62 (part)
mostly became 157 in 1933-40
PA 58 1927 now
PA 59 1928 now
PA 60 1960
← US 22 (part)
now
PA 60 1928
← 6
1930
→ US 219 (part)
PA 61 1970
← US 122 (part)
now
PA 61 1927 1936
→ US 322 (part)
PA 62 1927 1932
→ 100
PA 63 1928 now
PA 64 1928 now swapped with US 220 in 1940-50
PA 64 1927 1928
→ US 220 (part)
PA 65 1970
← 88 (part)
now
PA 65 1928 1932
→ US 62 (part)
PA 66 1927 now
PA 67 1927 1930
→ US 106 (part)
PA 68 1927 now
PA 69 1928 now
PA 70 1928 1961
→ 171
PA 71 1928
← 61 (part)
1964
→ 136 (part), 201 (part), 917 (part), I-70S (part)
PA 72 1927 now second piece near Wilkes-Barre from 1931 (leg.) to 1946
PA 73 1927 now
PA 74 1927 now
PA 75 1928 now
PA 75 1927 1928
→ 28 (part)
PA 76 1928
→ 46 (part)
1960
→ 655, 829 (part)
PA 76 1927 1928
→ 10
PA 77 1928
← 67 (part)
now
PA 78 1927 1961
→ 173, 198 (part)
PA 79 1928 1961
→ 178
PA 80 1928 1961
→ 380 (part), US 22 (part), 286
PA 81 1928
← 11
1930
→ US 40
PA 82 1928 now
PA 83 1928 1960
→ 183, 724 (part)
may have all become 183 at first
PA 84 1928 1960
→ 287, 328 (part)
PA 84 1927 1928
→ 14
PA 85 1928 now
PA 86 1936 now
PA 87 1928 now
PA 88 1927 now
PA 89 1928 now
PA 90 1928 1960
→ 191
PA 91 1936 1946
PA 91 1927 1930
→ US 13 (part)
PA 92 1928 now
PA 93 1928 now
PA 94 1928 now
PA 95 1928 1960
→ 192
PA 96 1928 now
PA 97 1928 now swapped with US 19 in 1936
PA 97 1979
← US 140
now
PA 98 1928
← 88 (part)
now
PA 99 1936
← 5 (part)
now
PA 99 1928 1936
→ 5
PA 100 1932
← 62
now
PA 101 1928 1946
→ 413 (part)
PA 102 1941 now
PA 102 1928 1936
→ 115 (part)
PA 103 1928 now
PA 104 1928 now
PA 105 1928 1946
PA 106 1972 now
PA 107 1928 now
PA 108 1928
← 73
now
PA 110 1928 now
PA 112 1928 1946
PA 113 1928 now
PA 114 1928 now
PA 115 1928 ← 15 now
PA 116 1928 now
PA 117 1928 now
PA 118 1961 now
PA 118 1928 1946
PA 120 1967 now
PA 121 1961 now
PA 121 1928 1950
PA 123 1928 1946
PA 124 1928 now
PA 125 1928 now swapped with 25 in 1933-40
PA 126 1928 1964
PA 127 1928 now
PA 128 1928 now
PA 129 1928 1946
PA 130 1961 now
PA 131 1928 1946
PA 132 1928 now
PA 133 1928
PA 134 1928 now
PA 135 1928
PA 136 now
PA 136 1928
PA 137 1928 1946
→ 37 (part)
PA 138 1928 now
PA 139 1928
PA 141 1928
PA 142 1928
PA 143 1928 now
PA 144 1928 now
PA 145 1928 now
PA 146 1928 now
PA 147 now
PA 147 1928
PA 148 now
PA 148 1928
PA 149 1928
PA 150 now
PA 150 1928
PA 151 1928 now
PA 152 1928 now
PA 153 1928 now
PA 154 1928 now mostly swapped with 115 (and 938) in 1933-40, but part of the original route remains on the 1940 map (it's part of 115 in 1950)
PA 155 1928 now
PA 156 1928 now
PA 157 now
PA 157 1940
← US 62 (part)
PA 157 1933
leg. 1927
1933
→ US 62 (part)
PA 158 1928 now
PA 159 1928
PA 160 1928 now
PA 161 1928
PA 162 1928 now
PA 163 now
PA 163 1940
← 63 (part)
PA 163 1928 1930
→ 232 (part)
PA 164 1928 now
PA 166 1928 now
PA 167 1928 now
PA 168 1928 now
PA 170 1928 now
PA 171 now
PA 171 1928
PA 172 1928
PA 173 now
PA 174 1928 now
PA 176 1928
PA 177 now
PA 177 1928
PA 178 1961 1983
PA 179 now
PA 179 1928
PA 180 1928
PA 181 now
PA 181 1928
PA 182 now
PA 182 1928
PA 183 now
PA 183 1928
PA 184 1928 now
PA 185
PA 186 1940?
← 180 (part)
PA 187 1928 now
PA 188 1928 now
PA 189
PA 190 1928
PA 191 now
PA 191 1928
PA 192 now
PA 192 1928 1933
→ 29 (part)
PA 193 1928
PA 194 1928 now
PA 196 1940 now
PA 198 1928 now
PA 199 now
PA 199 1928
PA 201 now
PA 201 1928
PA 202 1928 1933
→ 702
PA 203 1928
PA 204 1928 now
PA 205 1928
PA 207 1928 typoed as 676 (the leg. number) in 1928
PA 208 1928 now
PA 210 1928 now
PA 212 1928 now
PA 213 1928 now
PA 214 now
PA 214 1928
PA 215 now
PA 215 1928 1929
→ US 11 (part)
PA 216 1928 now
PA 217 now
PA 217 1928 1930
→ US 422 (part)
New Castle to Ohio; unlabeled
PA 218 1940 now
PA 218 1928 1933
→ 278 (part), 551 (part)
PA 221 1930
← 121 (part)
leg. 1929
now essentially two different routes in 1940; original gone in 1950
PA 222 now
PA 223 1928
PA 224 1928 1933
→ 624
PA 225 1928 now
PA 226 now
PA 226 1928
PA 227 1928 now
PA 228 now
PA 228 1928
PA 229 1928
PA 230 now
PA 231 1928 now
PA 232 1928 now
PA 233 1928 now
PA 234 1928 now
PA 235 1928 now
PA 236 1928
PA 237 1928
PA 238 now
PA 238 1928
PA 239 1928 now
PA 240 now
PA 241 1928 now
PA 242 1928
PA 243 1928
PA 244 1928 now
PA 245 1928
PA 246 1928 now
PA 247 1928 now
PA 248 now
PA 248
PA 249 1928 now
PA 250 1933
← 350 (part)
PA 250 1928 1930
→ 5 (part)
PA 251 1928 now
PA 252 1928 now
PA 253 1928 now
PA 254 1928 now
PA 255 1928 now
PA 256 1928
PA 257 1930 now
PA 258 1928 now
PA 259 1940 now
PA 260 1928 swapped with US 219 in 1928-29
PA 261 1928 now
PA 262 now
PA 262 1928
PA 263 1928 now
PA 264 1928 1935
→ 764
PA 266 1928
PA 267 1928 now
PA 268 1928 now
PA 270 1928
PA 271 1940 now
PA 272 1928 now
PA 274 1928 now
PA 276 1928
PA 277 1928
PA 278
PA 280 1928
PA 281 1928 now
PA 282 1928 now
PA 283 now
PA 283 1928
PA 284 1928 now
PA 285 1940 now
PA 286 now
PA 287 now
PA 287 1928
PA 288 1928 now
PA 290 now
PA 290 1928
PA 291 1928 now
PA 292 1928 now
PA 293 1928
PA 294 1928
PA 295 2018
→ PA 297
PA 296 1940 now
PA 297 now
PA 299 1930 now
PA 301 1928
PA 302 1928 1928
→ 612 (part)?
PA 303 1928
PA 304 1928 now
PA 305 1928 now
PA 307 1928 now
PA 308 1928 now
PA 309 now
PA 310 1928 now
PA 312 1928
PA 313 1928 now
PA 314 now
PA 314 1928
PA 315 1928 now
PA 316 1928 now
PA 317 1933
← 17 (part)
now
PA 317 1928 1930
→ 17 (part)
became US 224 by 1940
PA 318 1928 now
PA 319
PA 320 1928 now
PA 321 now
PA 324 1928 now
PA 325 now
PA 325 1928
PA 326 1928 now
PA 327 1928 swapped with 227 in 1933-40
PA 328 now
PA 328
PA 329 1928 now may have swapped with 145 in 1940-50
PA 331 1940 now
PA 332 1928 now
PA 333 now
PA 333 1928
PA 334 1928
PA 335 1928
PA 336 1928
PA 337
PA 338 1930 now
PA 339 now
PA 339 1928
PA 340 1928 now
PA 341 1928 now
PA 342 1928
PA 343 1928 now
PA 344 1928
PA 345 now
PA 345 1928
PA 346 1928 now
PA 347 1928 now
PA 348 1940 now another 348 (probably a typo) appears on 1941 Jefferson County map south of Brookville
PA 349 1928 now
PA 350 1940
← US 322 (part)
now
PA 350 1928 1930
→ 5 (part), 250
PA 351 1928 now
PA 352 1928 now
PA 353 1928
PA 354 1928 swapped with 876 in 1933-40
PA 355 1928 where was 355 in 1928?
PA 356 1928 now
PA 358 1928 now
PA 359
PA 360 1928
PA 362 now
PA 362 1930 where was 362 in 1930?
PA 363 1928 now
PA 364 1928 1989
PA 366 1928 now
PA 367 1928 now
PA 368 1928 now
PA 370 1928 now
PA 371 1940 now
PA 372 1928 now
PA 374 now
PA 376 1928
PA 377 1940
← 376 (part)
PA 378 now
PA 378
PA 380 1928 now
PA 381 1928 now
PA 382 now
PA 382 1928
PA 383 1928
PA 387 1928 unlabeled until 1929
PA 388 1940 now
PA 388 1928 1933
→ PA 88 (part)
PA 390 1928 now
PA 391 1928
PA 392 now
PA 392 1928 1933
→ 570
PA 393 1928
PA 394 1928 now
PA 399
PA 401 1928 now
PA 402 1928 now
PA 403 1928 now
PA 404 1928
PA 405 now
PA 405 1928 1930
→ US 322 (part)
PA 407 1928 now
PA 408 1928 now
PA 409 1940 now
PA 410 1928 now
PA 412 1928 now
PA 413 1928 now
PA 414 1928 now
PA 415 1928 now
PA 416 1928 now
PA 417 1940 now
PA 418 1928 now
PA 419 now
PA 420 1928 now
PA 423 now
PA 424 now
PA 424 1932 where was 424 in 1932?
PA 425 now
PA 425 1928
PA 426 now
PA 426 1928 not legislated until 1931?
PA 427 1928 now
PA 428 1940 now
PA 429 1928 1930
→ US 309 (part)
Palmerton to Schencksville; unlabeled
PA 430 now
PA 432 1928
PA 433 1928 now
PA 434 now
PA 435 now
PA 435 1928
PA 436 1928 now
PA 437 now
PA 438 now
PA 439 1928 1933
→ 115 (part)
PA 441 1928 now
PA 442 1928 now
PA 443 1928 now
PA 445 1928 now
PA 446 1928 now
PA 447 now
PA 447 1928 1928
leg. 1929
PA 449 1928 now
PA 450 1928
PA 451 1928 1933
→ 351 (part)
PA 452 1928 now
PA 453 1928 now
PA 454 1928
PA 455 1928 where was 455 in 1928?
PA 456 1940 now
PA 456 1930 where was 456 in 1930?
PA 458
PA 462 now
PA 462 1930 where was 462 in 1930?
PA 463 1928 now
PA 464 1928
PA 465 now
PA 466 1928
PA 467 1928 now
PA 468
PA 470 1928
PA 471
PA 472 1928 now
PA 474 now
PA 475 now
PA 476
PA 477 now
PA 478 now
PA 480 1928
PA 481 1928 now
PA 482 1928
PA 483 1928
PA 484 now
PA 487 1928 now
PA 488 1928 now
PA 490 1928
PA 491 1928 now
PA 492 1928 now
PA 501 1928 now
PA 502 1928 now
PA 503 1928
PA 504 now
PA 504 1928 1933
→ 54 (part)
PA 505 1928 now swapped with US 19/97 in 1933-40
PA 507 1928 now
PA 512 1928 now
PA 513 1928 now
PA 514 1928 now
PA 515 1928 1946
→ 415 (east side of lake)
PA 516 1930 now
PA 518 1928 now
PA 519 now
PA 520 1928 1946
→ US 13 Byp.
PA 523 now
PA 524 now
PA 524 1932 where was 524 in 1932?
PA 527 1928 1946 moved to the east in 1929 (leg.)
PA 528 1940 now
PA 529 1928
PA 531 now
PA 532 1928 now
PA 533 1930 now
PA 534 now
PA 535 1928
PA 536 1928 now
PA 539 1928
PA 541 1928
PA 542 1928
PA 543 1928
PA 545 1928
PA 546 1928 now
PA 547 1928 now
PA 549 1928 now
PA 550 1928 now
PA 551 1928 now
PA 552 1928
PA 553 1928 now
PA 554 1928 now
PA 555 1928 now
PA 556 1930 now where was 556 in 1930?
PA 562 1930 now
PA 563 1928 now
PA 564 1928
PA 566 1928
PA 568 now
PA 570 1928
PA 572 1928
PA 580 1928 now
PA 581 after 1989 now
PA 582
PA 583 1930 where was 583 in 1930?
PA 588 1930 now
PA 590 1928 now
PA 591 1928
PA 592 1928
PA 601 1928 now
PA 602 1928
PA 604
PA 607 1928 now
PA 611 now
PA 612 1928
PA 613 1940
PA 615 1928
PA 616 1930
← 216 (part)
now
PA 618 1928 now
PA 622
PA 624 1940
← 224
now
PA 625 now
PA 629 1928
PA 632 now
PA 632 1928
PA 633 1930
← 333 (part)
leg. 1929
1937
→ 533 (part)
PA 639 1928
PA 641 1928 now
PA 642 now
PA 642 1928
PA 643 now
PA 643 1928
PA 645 now
PA 646 1928 now
PA 647 1928
PA 651 1928
PA 652 now
PA 652 1928
PA 653 1928 now
PA 654 1928 now
PA 655 now
PA 656 1930 now where was 656 in 1930?
PA 660 1933 now
PA 662 1930 now
PA 663 1930 now
PA 664 1930
leg. 1929
now
PA 666 1928 now
PA 669 now
PA 670 1930 now
PA 672 1928
PA 680
PA 683
PA 690 1928 now
PA 692 1928
PA 696 1930 now
PA 701
PA 702 1935
← 202
PA 706 now
PA 707
PA 711 1928 now
PA 712 1933
← US 611 (part)
PA 713
PA 715 now
PA 718 1930 now
PA 722 1930 now
PA 724 now
PA 729 now
PA 729
PA 731 now
PA 731
PA 732
PA 737 now
PA 739 now
PA 741 1928 now unlabeled until 1930; swapped with 41 in 1933-40
PA 742 1928
PA 743 1930 now
PA 746
PA 747 now
PA 752
PA 756 1930 now
PA 760 now
PA 763
PA 764 1935
← 264
1946
PA 766
PA 770 now
PA 772 1930
leg. 1929
now
PA 780 now
PA 780 1930
leg. 1929
PA 790
PA 791 now
PA 796 1930 now
PA 802 1940
PA 805 1940
PA 808 1940
PA 813 1930
PA 819 1930 now
PA 820 1929
PA 821 1929
PA 822 1929 where was 822 in 1929?
PA 823 1929 1930
leg. 1931
PA 824 1928
PA 825 1928
PA 826 1928
PA 827 1928 1930
→ US 611 (part)
PA 828
PA 829 now
PA 829 1928 unlabeled until 1930
PA 830 1928 now
PA 832 1928 now
PA 833 1928
PA 834 1928
PA 835 1928
PA 836 1928
PA 837 1928 now
PA 838 1928
PA 839 1928 now
PA 840 1928
PA 841 1928 now
PA 842 1928 now
PA 843 1928
PA 844 now
PA 844 1928
PA 845 1928 now
PA 846 1936 now
PA 846 1928 1936
→ 358 (part)
may have evolved into the current one
PA 847 1928
PA 848 now
PA 848 1928
PA 849 1928 now
PA 850 1928 now
PA 851 1940 now
PA 851 1928 1936
→ 124 (part)
PA 852 1928
PA 853 1928
PA 854 1928
PA 855 1928
PA 856 1928
PA 857 now
PA 857 1928
PA 858 1928 now
PA 859 1928
PA 860 1928 swapped with 36 in 1933-40
PA 861 1928 now
PA 862 1928
PA 863 now
PA 863 1928
PA 864 1928 now
PA 865 1928 now
PA 866 1928 now
PA 867 1928 now
PA 868 now
PA 868 1928
PA 869 1928 now
PA 870 1928 where was 870 in 1928?
PA 871 1928
PA 872 1928 now
PA 873 now
PA 873 1928 1936
→ 144 (part)
PA 874 1928 where was 874 in 1928?
PA 875 1928
PA 876 1928
PA 877 1928
PA 878 1928 where was 878 in 1928?
PA 879 1928 now
PA 880 1928 now
PA 881 1928
PA 882 1928
PA 883 1928
PA 884 1928
PA 885 1928 now
PA 886 1928
PA 887 1928 where was 887 in 1928?
PA 888 1928
PA 889 1928
PA 890 1928 now
PA 891 1935 1946
→ US 13 Byp.
PA 891 1928 1946
PA 892 1928
PA 893 1928
PA 894 1928
PA 895 1928 now
PA 896 1928 now
PA 897 1928 now
PA 898 1928
PA 899 1928 now
PA 900 1928 1928
→ 907
PA 901 now
PA 901 1928 swapped with US 209 in 1933-40
PA 902 1928 now
PA 903 1928 now
PA 904 1928
PA 905 1928
PA 906 1928 now
PA 907 1929
← 900
PA 907 1928 1928
→ 429 (part)?
Hidden designation for US 309 from Allentown to Center Valley
PA 908 1928
PA 909 1928
PA 910 1928 now
PA 911 1928
PA 912 1928 where was 912 in 1928?
PA 913 1928 now
PA 914 now
PA 914 1928
PA 915 1928 now
PA 916 1928
PA 917 now
PA 917 1928
PA 918 1928 swapped with 326 in 1933-40
PA 919 1928
PA 920 1928
PA 921 1928 now
PA 922 1928
PA 923 1928 1930?
→ 124 (part)
PA 924 1928 now
PA 925 1928
PA 926 1928 now
PA 927 1928
PA 928 1928 now
PA 929 1928
PA 930 1937
← 168 (part)
PA 930 1928 1937
→ 168 (part)
PA 931 1928
PA 932 1928
PA 933 1928
PA 934 1928 now
PA 935 1928
PA 936 1928
PA 937 1928
PA 938 1936
← 115 (part)
PA 938 1928 1936
→ 154 (part)
PA 939 1928 where was 939 in 1928?
PA 940 1928 now
PA 941 1928
PA 942 1928
PA 943 1928
PA 944 1928 now
PA 945 1928
PA 946 1928 now
PA 947 1928 where was 947 in 1928?
PA 948 1928 now
PA 949 1928 now
PA 950 1928 now
PA 951 1928
PA 952 1928
PA 953 1928
PA 954 1928 now
PA 955 1928 now
PA 956 1936 now
PA 956 1928 1936
→ 168 (part)
PA 957 1928 now
PA 958 1928 now
PA 959 1928 1933
→ 872 (part)
PA 960 1928
PA 961 1928
PA 962 1928
PA 963 1928
PA 964 1928
PA 965 1936 now
PA 965 1928 1936
→ 257 (part)
PA 966 1928
PA 967 1928
PA 968 1928
PA 969 1928 now
PA 970 1928 now
PA 971 1928
PA 972 1928
PA 973 1928 now
PA 974 1928 174 on 1930 map (typo?)
PA 975 1928
PA 976 1928
PA 977 1928 1936
→ 45 (part)
PA 978 1928 now
PA 979 1928
PA 980 1940 now
PA 980 1928 1933
→ 978 (part)
PA 981 1928 now
PA 982 1928 now
PA 983 1930
PA 983 where was 983 in 1928?
PA 984 1928 1932
→ 866 (part)
PA 985 now
PA 985 1928
PA 986 1928
PA 987 1940 now
PA 987 1928 1935
→ US 46
PA 988 1928 where was 988 in 1928?
PA 989 1936 now
PA 989 1928 1936
→ 856 (part)
PA 990 1928
PA 991 1928
PA 992 1928
PA 993 1940 now
PA 993 1928 1933
→ 180 (part)
PA 994 1936 now
PA 994 1928 1936
→ 915 (part)
PA 995 1928 now
PA 996 1928
PA 997 1928 now
PA 998 1928
PA 999 1928 now