| Team | 1st Season | No. | P | W | D | L | F | A | ||
| 1 | Alnwick Town | 1982-83 | 24 | 859 | 291 | 194 | 374 | 1312 | 1472 | |
| 2 | Ashington | 1970-71 | 36 | 1323 | 547 | 269 | 507 | 2406 | 2187 | |
| 3 | Auckland St. Helen's United | 1919-20 | 1 | 26 | 5 | 5 | 16 | 26 | 67 | |
| 4 | Auckland Town | 1889-90 | 1 | 18 | 4 | 4 | 10 | 41 | 49 | |
| 5 | Bedlington Terriers | 1982-83 | 24 | 884 | 470 | 159 | 255 | 1877 | 1157 | |
| 6 | Billingham | 1937-38 | 2 | 52 | 26 | 5 | 21 | 135 | 113 | |
| 7 | Billingham Synthonia | 1945-46 | 61 | 2068 | 932 | 433 | 703 | 3926 | 3305 | |
| 8 | Billingham Town | 1982-83 | 24 | 880 | 409 | 179 | 292 | 1700 | 1266 | |
| 9 | Birtley | 1889-90 | 1 | 18 | 3 | 3 | 12 | 28 | 48 | |
| 10 | Bishop Auckland | 1893-94 | 86 | 2354 | 1256 | 422 | 676 | 5570 | 3658 | |
| 11 | Blyth Spartans | 1964-65 | 30 | 1104 | 654 | 208 | 242 | 2458 | 1332 | |
| 12 | Brandon United | 1983-84 | 23 | 853 | 349 | 177 | 327 | 1475 | 1432 | |
| 13 | Brandon Welfare | 1945-46 | 2 | 48 | 11 | 8 | 29 | 80 | 181 | |
| 14 | Brotton | 1897-98 | 3 | 41 | 15 | 3 | 23 | 67 | 90 | |
| 15 | Chester-le-Street | 1983-84 | 23 | 858 | 327 | 198 | 333 | 1424 | 1401 | |
| 16 | Chilton Colliery RA | 1927-28 | 12 | 304 | 104 | 44 | 156 | 637 | 822 | |
| 17 | Cockfield | 1921-22 | 18 | 464 | 191 | 100 | 173 | 993 | 911 | |
| 18 | Consett | 1970-71 | 36 | 1348 | 539 | 291 | 518 | 2241 | 2135 | |
| 19 | Craghead United | 1912-13 | 2 | 46 | 22 | 6 | 18 | 93 | 62 | |
| 20 | Crook Colliery Welfare | 1945-46 | 4 | 100 | 46 | 14 | 40 | 253 | 234 | |
| 21 | Crook Town | 1896-97 | 32 | 718 | 303 | 130 | 285 | 1334 | 1338 | |
| 22 | Crook Town | 1949-50 | 57 | 1949 | 780 | 418 | 751 | 3617 | 3380 | |
| 23 | Darlington | 1889-90 | 19 | 350 | 166 | 54 | 130 | 753 | 646 | |
| 24 | Darlington Cleveland Social | 1983-84 | 13 | 474 | 138 | 84 | 252 | 640 | 1068 | |
| 25 | Darlington R.A. | 2005-06 | 1 | 22 | 13 | 3 | 6 | 50 | 26 | |
| 26 | Darlington Railway Athletic | 1919-20 | 6 | 160 | 55 | 27 | 78 | 245 | 335 | |
| 27 | Darlington Reserves | 1982-83 | 4 | 136 | 42 | 27 | 67 | 196 | 272 | |
| 28 | Darlington Rise Carr Rangers | 1897-98 | 1 | 10 | 5 | 1 | 4 | 22 | 18 | |
| 29 | Darlington St. Augustine's | 1889-90 | 23 | 458 | 157 | 84 | 217 | 720 | 956 | |
| 30 | Dunston Federation | 1991-92 | 15 | 564 | 307 | 129 | 128 | 1180 | 681 | |
| 31 | Durham City | 1952-53 | 54 | 1885 | 761 | 403 | 721 | 3305 | 3203 | |
| 32 | Easington Colliery | 1985-86 | 20 | 756 | 282 | 142 | 332 | 1269 | 1378 | |
| 33 | East Tanfield C.W. | 1947-48 | 1 | 26 | 7 | 5 | 14 | 52 | 67 | |
| 34 | Eden Colliery Welfare | 1929-30 | 2 | 48 | 19 | 10 | 19 | 90 | 104 | |
| 35 | Elswick Rangers | 1889-90 | 1 | 18 | 2 | 5 | 11 | 21 | 66 | |
| 36 | Eppleton Colliery Welfare | 1992-93 | 11 | 408 | 77 | 53 | 278 | 469 | 1143 | |
| 37 | Esh Winning | 1912-13 | 18 | 447 | 156 | 76 | 215 | 779 | 996 | |
| 38 | Esh Winning | 1982-83 | 24 | 869 | 289 | 169 | 411 | 1363 | 1707 | |
| 39 | Eston United | 1910-11 | 12 | 302 | 104 | 54 | 144 | 521 | 651 | |
| 40 | Evenwood Town | 1931-32 | 69 | 2244 | 823 | 400 | 1021 | 3905 | 4537 | |
| 41 | Ferryhill Athletic | 1923-24 | 68 | 2138 | 782 | 401 | 955 | 3851 | 4443 | |
| 42 | Grangetown Athletic | 1899-00 | 14 | 308 | 98 | 61 | 149 | 442 | 591 | |
| 43 | Grangetown St. Mary's | 1919-20 | 2 | 52 | 17 | 11 | 24 | 81 | 116 | |
| 44 | Gretna | 1982-83 | 10 | 364 | 197 | 76 | 91 | 721 | 435 | |
| 45 | Guisborough Town | 1985-86 | 21 | 792 | 373 | 181 | 238 | 1438 | 1042 | |
| 46 | Harrogate | 1931-32 | 1 | 26 | 6 | 3 | 17 | 45 | 79 | |
| 47 | Hartlepool Town | 1994-95 | 1 | 38 | 22 | 9 | 7 | 91 | 50 | |
| 48 | Hartlepool United Reserves | 1982-83 | 5 | 174 | 83 | 31 | 60 | 334 | 263 | |
| 49 | Heaton Stannington | 1939-40 | 7 | 166 | 42 | 21 | 103 | 309 | 471 | |
| 50 | Hebburn Town | 1989-90 | 17 | 619 | 231 | 104 | 284 | 1019 | 1148 | |
| 51 | Horden C.W. | 1975-76 | 31 | 1135 | 398 | 240 | 497 | 1664 | 2014 | |
| 52 | Howden-le-Wear | 1894-95 | 4 | 61 | 19 | 8 | 34 | 97 | 139 | |
| 53 | Ironopolis | 1890-91 | 3 | 40 | 32 | 4 | 4 | 108 | 43 | |
| 54 | Jarrow Roofing BCA | 1996-97 | 10 | 378 | 147 | 87 | 144 | 699 | 681 | |
| 55 | Kennek Ryhope C.A. | 1982-83 | 23 | 832 | 279 | 167 | 386 | 1265 | 1483 | |
| 56 | Knaresborough | 1909-10 | 2 | 44 | 10 | 6 | 28 | 70 | 147 | |
| 57 | Langley Park | 1920-21 | 9 | 234 | 75 | 39 | 120 | 376 | 521 | |
| 58 | Langley Park Sports & Social Utd | 1983-84 | 12 | 438 | 135 | 83 | 220 | 641 | 934 | |
| 59 | Leadgate Exiles | 1897-98 | 1 | 10 | 5 | 0 | 5 | 17 | 17 | |
| 60 | Leadgate Park | 1896-97 | 11 | 220 | 71 | 38 | 111 | 347 | 439 | |
| 61 | Loftus | 1897-98 | 3 | 41 | 15 | 6 | 20 | 59 | 82 | |
| 62 | Loftus Albion | 1922-23 | 7 | 182 | 57 | 31 | 94 | 297 | 456 | |
| 63 | Marske United | 1997-98 | 9 | 333 | 140 | 68 | 125 | 542 | 493 | |
| 64 | Middlesbrough | 1889-90 | 10 | 154 | 91 | 28 | 35 | 369 | 203 | |
| 65 | Middlesbrough A | 1902-03 | 4 | 98 | 50 | 23 | 25 | 250 | 127 | |
| 66 | Morpeth Town | 1994-95 | 12 | 451 | 181 | 102 | 168 | 769 | 703 | |
| 67 | Murton | 1988-89 | 16 | 602 | 184 | 115 | 303 | 856 | 1361 | |
| 68 | N/Cle Benfield B.P. | 2003-04 | 3 | 100 | 55 | 23 | 22 | 233 | 129 | |
| 69 | Newcastle Blue Star | 1985-86 | 21 | 788 | 370 | 139 | 279 | 1499 | 1176 | |
| 70 | Newcastle United | 1889-90 | 4 | 58 | 28 | 8 | 22 | 124 | 106 | |
| 71 | Newcastle United A | 1902-03 | 4 | 98 | 82 | 5 | 11 | 372 | 63 | |
| 72 | Newcastle West End | 1889-90 | 3 | 48 | 19 | 6 | 23 | 86 | 118 | |
| 73 | North Shields | 1964-65 | 27 | 978 | 432 | 200 | 346 | 1847 | 1484 | |
| 74 | North Skelton Rovers | 1893-94 | 2 | 32 | 4 | 2 | 26 | 41 | 169 | |
| 75 | Northallerton Town | 1982-83 | 24 | 866 | 373 | 179 | 314 | 1483 | 1284 | |
| 76 | Norton & Stockton | 1982-83 | 24 | 860 | 296 | 164 | 400 | 1327 | 1611 | |
| 77 | Penrith | 1948-49 | 43 | 1417 | 470 | 285 | 662 | 2344 | 2914 | |
| 78 | Peterlee Newtown | 1982-83 | 24 | 882 | 326 | 187 | 369 | 1363 | 1569 | |
| 79 | Prudhoe Town | 1988-89 | 18 | 657 | 300 | 129 | 228 | 1226 | 990 | |
| 80 | Redcar | 1913-14 | 4 | 102 | 21 | 19 | 62 | 110 | 224 | |
| 81 | Ryhope C.A. | 1998-99 | 1 | 36 | 5 | 3 | 28 | 29 | 90 | |
| 82 | Ryton | 2005-06 | 1 | 26 | 11 | 6 | 9 | 42 | 44 | |
| 83 | Saltburn | 1907-08 | 5 | 110 | 31 | 21 | 58 | 162 | 251 | |
| 84 | Saltburn Swifts | 1895-96 | 1 | 16 | 4 | 1 | 11 | 12 | 40 | |
| 85 | Scarborough | 1898-99 | 20 | 456 | 133 | 58 | 265 | 693 | 1149 | |
| 86 | Seaham Red Star | 1983-84 | 23 | 851 | 354 | 176 | 321 | 1417 | 1399 | |
| 87 | Sheffield United | 1891-92 | 2 | 26 | 14 | 4 | 8 | 67 | 37 | |
| 88 | Shildon | 1897-98 | 75 | 2373 | 940 | 461 | 972 | 4541 | 4498 | |
| 89 | Shotton Comrades | 1983-84 | 21 | 770 | 211 | 174 | 385 | 1156 | 1564 | |
| 90 | South Bank | 1889-90 | 92 | 2562 | 1018 | 510 | 1034 | 4572 | 4724 | |
| 91 | South Shields | 1995-96 | 11 | 401 | 144 | 103 | 154 | 686 | 696 | |
| 92 | Spennymoor United | 1905-06 | 33 | 1142 | 598 | 248 | 296 | 2261 | 1494 | |
| 93 | Stanley United | 1910-11 | 51 | 1410 | 476 | 243 | 691 | 2653 | 3342 | |
| 94 | Stockton | 1889-90 | 46 | 1015 | 510 | 168 | 337 | 2377 | 1689 | |
| 95 | Stockton St. John's | 1898-99 | 5 | 96 | 36 | 20 | 40 | 130 | 156 | |
| 96 | Stockton Vulcan | 1898-99 | 2 | 31 | 14 | 2 | 15 | 49 | 66 | |
| 97 | Sunderland A | 1902-03 | 4 | 98 | 69 | 16 | 13 | 308 | 104 | |
| 98 | Sunderland Albion | 1890-91 | 2 | 30 | 12 | 3 | 15 | 69 | 54 | |
| 99 | Sunderland Nissan | 2001-02 | 5 | 179 | 102 | 24 | 53 | 440 | 267 | |
| 100 | Thornaby | 1898-99 | 2 | 32 | 18 | 4 | 10 | 71 | 43 | |
| 101 | Thornaby | 1985-86 | 21 | 782 | 321 | 178 | 283 | 1409 | 1308 | |
| 102 | Thornaby Utopians | 1898-99 | 3 | 54 | 21 | 12 | 21 | 89 | 83 | |
| 103 | Tow Law Town | 1894-95 | 86 | 2656 | 1114 | 507 | 1035 | 5140 | 5052 | |
| 104 | Trimdon Grange Colliery | 1930-31 | 7 | 180 | 63 | 29 | 88 | 374 | 471 | |
| 105 | Washington | 1988-89 | 18 | 659 | 214 | 113 | 332 | 1003 | 1300 | |
| 106 | West Allotment Celtic | 2004-05 | 2 | 61 | 41 | 8 | 12 | 177 | 82 | |
| 107 | West Auckland Town | 1908-09 | 71 | 2284 | 793 | 447 | 1044 | 3781 | 4611 | |
| 108 | West Hartlepool | 1898-99 | 12 | 256 | 83 | 38 | 135 | 403 | 554 | |
| 109 | West Hartlepool St. Joseph's | 1919-20 | 1 | 26 | 7 | 6 | 13 | 34 | 51 | |
| 110 | Whickham | 1988-89 | 18 | 659 | 232 | 127 | 300 | 1046 | 1191 | |
| 111 | Whitby | 1893-94 | 5 | 82 | 30 | 14 | 38 | 177 | 214 | |
| 112 | Whitby Town | 1926-27 | 64 | 2036 | 911 | 418 | 707 | 4335 | 3770 | |
| 113 | Whitley Bay | 1958-59 | 36 | 1277 | 556 | 266 | 455 | 2366 | 1964 | |
| 114 | Willington | 1911-12 | 84 | 2610 | 952 | 432 | 1226 | 4720 | 5627 | |
| 115 | York City | 1908-09 | 2 | 44 | 10 | 7 | 27 | 67 | 144 | |