Warnings for street names found in addr:street and related tags and also in name tags on associatedStreet relations; grouped by Postal Area, and based on OSM data from 2020‑03‑28 08:26:02 Z. The data comes from postcode checks that another tool does, so only includes OSM objects with valid postcodes.
| Area | Mm | Ms | N | H | UP | UN | C | A | WS | O | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|
| AB | 47 | 78 | 259 | 1 | 4 | 3 | 0 | 3 | 0 | 0 | 395 |
| AL | 37 | 97 | 1712 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 1853 |
| B | 1838 | 449 | 1069 | 22 | 11 | 5 | 5 | 2 | 5 | 1 | 3407 |
| BA | 99 | 448 | 642 | 11 | 8 | 6 | 3 | 2 | 0 | 3 | 1222 |
| BB | 38 | 15 | 38 | 0 | 4 | 1 | 0 | 2 | 0 | 0 | 98 |
| BD | 57 | 69 | 222 | 0 | 3 | 2 | 0 | 1 | 0 | 0 | 354 |
| BH | 34 | 33 | 138 | 1 | 6 | 6 | 2 | 5 | 0 | 0 | 225 |
| BL | 11 | 1 | 32 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 46 |
| BN | 108 | 73 | 256 | 5 | 10 | 3 | 0 | 3 | 0 | 0 | 458 |
| BR | 19 | 14 | 22 | 0 | 3 | 7 | 0 | 1 | 0 | 0 | 66 |
| BS | 472 | 1102 | 5175 | 22 | 5 | 4 | 1 | 3 | 0 | 0 | 6784 |
| BT | 361 | 56 | 103 | 22 | 10 | 3 | 2 | 15 | 0 | 0 | 572 |
| CA | 104 | 181 | 789 | 6 | 8 | 5 | 9 | 1 | 0 | 0 | 1103 |
| CB | 443 | 919 | 6112 | 15 | 21 | 2 | 3 | 3 | 0 | 3 | 7521 |
| CF | 158 | 110 | 614 | 28 | 19 | 2 | 6 | 29 | 0 | 6 | 972 |
| CH | 113 | 59 | 139 | 74 | 7 | 3 | 0 | 3 | 1 | 0 | 399 |
| CM | 70 | 161 | 2820 | 13 | 8 | 3 | 4 | 2 | 0 | 0 | 3081 |
| CO | 1705 | 1074 | 1858 | 12 | 2520 | 5 | 5 | 54 | 7 | 2 | 7242 |
| CR | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| CT | 87 | 51 | 102 | 0 | 3 | 1 | 1 | 1 | 0 | 1 | 247 |
| CV | 272 | 100 | 249 | 6 | 4 | 0 | 0 | 2 | 0 | 0 | 633 |
| CW | 141 | 20 | 73 | 1 | 15 | 7 | 2 | 1 | 0 | 1 | 261 |
| DA | 34 | 22 | 139 | 10 | 4 | 1 | 1 | 0 | 1 | 0 | 212 |
| DD | 21 | 22 | 168 | 0 | 4 | 1 | 0 | 2 | 0 | 0 | 218 |
| DE | 675 | 449 | 713 | 23 | 19 | 8 | 2 | 0 | 1 | 1 | 1891 |
| DG | 2 | 10 | 174 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 188 |
| DH | 53 | 31 | 132 | 5 | 2 | 0 | 2 | 1 | 0 | 1 | 227 |
| DL | 20 | 51 | 172 | 1 | 5 | 1 | 0 | 0 | 0 | 0 | 250 |
| DN | 13 | 14 | 30 | 2 | 5 | 0 | 1 | 1 | 0 | 1 | 67 |
| DT | 16 | 23 | 145 | 1 | 4 | 1 | 1 | 0 | 0 | 0 | 191 |
| DY | 9 | 6 | 97 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 116 |
| E | 176 | 44 | 91 | 16 | 19 | 3 | 1 | 2 | 0 | 0 | 352 |
| EC | 30 | 23 | 28 | 0 | 2 | 0 | 0 | 4 | 1 | 0 | 88 |
| EH | 182 | 55 | 163 | 4 | 1 | 5 | 7 | 4 | 0 | 1 | 422 |
| EN | 42 | 119 | 1900 | 3 | 7 | 1 | 0 | 1 | 0 | 0 | 2073 |
| EX | 158 | 94 | 596 | 1 | 10 | 6 | 2 | 3 | 1 | 0 | 871 |
| FK | 58 | 19 | 63 | 1 | 1 | 3 | 1 | 0 | 2 | 0 | 148 |
| FY | 28 | 389 | 687 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1104 |
| G | 111 | 26 | 52 | 3 | 2 | 13 | 2 | 9 | 10 | 0 | 228 |
| GL | 118 | 443 | 5671 | 9 | 7 | 7 | 0 | 3 | 0 | 0 | 6258 |
| GU | 138 | 229 | 2962 | 5 | 14 | 9 | 5 | 4 | 0 | 1 | 3367 |
| HA | 10 | 15 | 53 | 0 | 3 | 7 | 0 | 0 | 0 | 0 | 88 |
| HD | 62 | 24 | 4 | 0 | 1 | 3 | 0 | 2 | 0 | 0 | 96 |
| HG | 12 | 7 | 48 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 70 |
| HP | 32 | 83 | 1942 | 3 | 8 | 3 | 2 | 2 | 0 | 0 | 2075 |
| HR | 15 | 60 | 135 | 1 | 5 | 5 | 0 | 2 | 0 | 0 | 223 |
| HS | 35 | 86 | 156 | 0 | 3 | 1 | 0 | 0 | 0 | 20 | 301 |
| HU | 316 | 72 | 116 | 7 | 3 | 105 | 1 | 1 | 0 | 1 | 622 |
| HX | 41 | 14 | 35 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 91 |
| IG | 6 | 41 | 706 | 0 | 5 | 3 | 1 | 0 | 0 | 0 | 762 |
| IP | 57 | 598 | 5483 | 0 | 0 | 2 | 0 | 2 | 0 | 1 | 6143 |
| IV | 62 | 72 | 324 | 3 | 5 | 9 | 1 | 0 | 0 | 0 | 476 |
| KA | 42 | 12 | 33 | 1 | 1 | 0 | 0 | 3 | 2 | 0 | 94 |
| KT | 19 | 14 | 37 | 6 | 4 | 3 | 4 | 4 | 2 | 0 | 93 |
| KW | 6 | 16 | 82 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 107 |
| KY | 33 | 49 | 116 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 202 |
| L | 24 | 13 | 117 | 1 | 4 | 7 | 0 | 2 | 0 | 0 | 168 |
| LA | 348 | 297 | 670 | 4 | 4 | 4 | 0 | 0 | 0 | 1 | 1328 |
| LD | 6 | 9 | 47 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 64 |
| LE | 116 | 81 | 98 | 14 | 3 | 5 | 3 | 7 | 0 | 0 | 327 |
| LL | 136 | 100 | 380 | 0 | 21 | 4 | 3 | 1 | 9 | 28 | 682 |
| LN | 64 | 30 | 68 | 0 | 4 | 3 | 0 | 0 | 3 | 0 | 172 |
| LS | 321 | 102 | 66 | 9 | 6 | 9 | 2 | 0 | 0 | 3 | 518 |
| LU | 34 | 141 | 296 | 3 | 1 | 3 | 0 | 1 | 0 | 0 | 479 |
| M | 127 | 62 | 79 | 3 | 11 | 6 | 1 | 7 | 0 | 0 | 296 |
| ME | 124 | 56 | 63 | 1 | 2 | 1 | 1 | 2 | 0 | 1 | 251 |
| MK | 120 | 46 | 66 | 0 | 8 | 5 | 1 | 1 | 0 | 0 | 247 |
| ML | 109 | 11 | 49 | 1 | 1 | 1 | 0 | 0 | 6 | 0 | 178 |
| N | 76 | 46 | 95 | 4 | 4 | 2 | 0 | 1 | 0 | 2 | 230 |
| NE | 191 | 200 | 559 | 13 | 5 | 6 | 1 | 3 | 1 | 3 | 982 |
| NG | 843 | 1051 | 316 | 257 | 7 | 11 | 4 | 0 | 2 | 1 | 2492 |
| NN | 481 | 140 | 463 | 3 | 2 | 2 | 4 | 1 | 0 | 1 | 1097 |
| NP | 230 | 32 | 304 | 1 | 4 | 3 | 1 | 2 | 0 | 0 | 577 |
| NR | 306 | 1286 | 11016 | 38 | 5 | 2 | 0 | 3 | 0 | 0 | 12656 |
| NW | 65 | 33 | 41 | 1 | 7 | 5 | 0 | 2 | 0 | 1 | 155 |
| OL | 5 | 19 | 223 | 3 | 1 | 0 | 1 | 1 | 0 | 1 | 254 |
| OX | 161 | 107 | 286 | 2 | 9 | 9 | 0 | 7 | 0 | 1 | 582 |
| PA | 13 | 38 | 172 | 1 | 4 | 10 | 1 | 1 | 7 | 0 | 247 |
| PE | 197 | 924 | 10907 | 41 | 3 | 3 | 7 | 6 | 1 | 2 | 12091 |
| PH | 181 | 246 | 325 | 0 | 4 | 5 | 0 | 0 | 1 | 0 | 762 |
| PL | 57 | 28 | 206 | 1 | 3 | 10 | 2 | 5 | 0 | 0 | 312 |
| PO | 163 | 63 | 99 | 2 | 33 | 2 | 2 | 10 | 0 | 0 | 374 |
| PR | 103 | 28 | 143 | 10 | 3 | 0 | 0 | 2 | 0 | 0 | 289 |
| RG | 149 | 419 | 6077 | 7 | 31 | 3 | 3 | 5 | 1 | 0 | 6695 |
| RH | 258 | 41 | 95 | 6 | 8 | 1 | 2 | 3 | 0 | 0 | 414 |
| RM | 24 | 64 | 15 | 1 | 7 | 2 | 1 | 1 | 0 | 0 | 115 |
| S | 38 | 45 | 654 | 10 | 3 | 2 | 0 | 0 | 0 | 0 | 752 |
| SA | 108 | 238 | 1595 | 4 | 12 | 9 | 0 | 2 | 0 | 4 | 1972 |
| SE | 188 | 47 | 84 | 2 | 12 | 7 | 3 | 2 | 0 | 1 | 346 |
| SG | 71 | 366 | 3882 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 4323 |
| SK | 55 | 51 | 107 | 1 | 4 | 1 | 4 | 2 | 0 | 0 | 225 |
| SL | 35 | 151 | 1274 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 1468 |
| SM | 17 | 1 | 16 | 1 | 3 | 0 | 0 | 1 | 0 | 0 | 39 |
| SN | 41 | 35 | 127 | 5 | 3 | 6 | 1 | 1 | 0 | 0 | 219 |
| SO | 1009 | 164 | 100 | 5 | 20 | 0 | 0 | 2 | 0 | 4 | 1304 |
| SP | 55 | 21 | 101 | 1 | 5 | 3 | 2 | 1 | 1 | 1 | 191 |
| SR | 4 | 4 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 37 |
| SS | 11 | 4 | 89 | 2 | 4 | 1 | 2 | 2 | 0 | 0 | 115 |
| ST | 54 | 48 | 114 | 19 | 3 | 2 | 0 | 1 | 0 | 0 | 241 |
| SW | 151 | 69 | 85 | 10 | 8 | 5 | 4 | 5 | 0 | 1 | 338 |
| SY | 45 | 59 | 461 | 0 | 16 | 2 | 2 | 0 | 1 | 3 | 589 |
| TA | 1178 | 442 | 317 | 4 | 0 | 16 | 1 | 51 | 0 | 1 | 2010 |
| TD | 26 | 32 | 96 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 156 |
| TF | 2 | 20 | 41 | 1 | 1 | 3 | 1 | 1 | 0 | 0 | 70 |
| TN | 205 | 331 | 524 | 4 | 10 | 8 | 1 | 3 | 0 | 2 | 1088 |
| TQ | 125 | 467 | 8895 | 1 | 8 | 2 | 1 | 0 | 0 | 0 | 9499 |
| TR | 138 | 154 | 342 | 5 | 6 | 8 | 1 | 6 | 0 | 1 | 661 |
| TS | 56 | 65 | 218 | 5 | 7 | 1 | 1 | 1 | 1 | 0 | 355 |
| TW | 31 | 41 | 43 | 0 | 7 | 2 | 2 | 3 | 0 | 0 | 129 |
| UB | 5 | 4 | 13 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 25 |
| W | 41 | 29 | 22 | 0 | 8 | 6 | 1 | 2 | 0 | 0 | 109 |
| WA | 473 | 124 | 1801 | 23 | 4 | 2 | 0 | 0 | 0 | 0 | 2427 |
| WC | 31 | 22 | 18 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 74 |
| WD | 18 | 24 | 22 | 1 | 3 | 1 | 0 | 1 | 1 | 0 | 71 |
| WF | 264 | 138 | 127 | 31 | 4 | 2 | 0 | 1 | 0 | 1 | 568 |
| WN | 4 | 5 | 52 | 0 | 3 | 1 | 0 | 2 | 0 | 0 | 67 |
| WR | 147 | 63 | 129 | 454 | 2 | 5 | 0 | 1 | 0 | 0 | 801 |
| WS | 13 | 9 | 41 | 3 | 0 | 1 | 2 | 1 | 0 | 0 | 70 |
| WV | 24 | 8 | 56 | 1 | 3 | 2 | 1 | 0 | 0 | 0 | 95 |
| YO | 101 | 276 | 505 | 7 | 7 | 2 | 0 | 1 | 0 | 0 | 899 |
| ZE | 1 | 49 | 512 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 563 |
Data derived from OpenStreetMap data, © OpenStreetMap Contributors, licensed under Open Data Commons Open Database License (ODbL). XAPI courtesy of Overpass API.