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 2020‑11‑23 09:02:02 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 | 83 | 113 | 320 | 1 | 6 | 3 | 0 | 3 | 0 | 0 | 529 |
| AL | 41 | 99 | 1693 | 3 | 2 | 1 | 1 | 1 | 0 | 0 | 1841 |
| B | 1771 | 543 | 1096 | 24 | 11 | 6 | 8 | 2 | 4 | 12 | 3477 |
| BA | 100 | 457 | 631 | 4 | 8 | 6 | 3 | 2 | 0 | 3 | 1214 |
| BB | 40 | 16 | 38 | 0 | 4 | 0 | 0 | 1 | 0 | 0 | 99 |
| BD | 60 | 69 | 228 | 0 | 3 | 2 | 0 | 1 | 0 | 0 | 363 |
| BH | 39 | 41 | 134 | 2 | 6 | 5 | 2 | 5 | 0 | 0 | 234 |
| BL | 17 | 5 | 17 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 42 |
| BN | 138 | 74 | 262 | 5 | 16 | 3 | 0 | 3 | 0 | 0 | 501 |
| BR | 19 | 14 | 20 | 0 | 4 | 7 | 0 | 1 | 0 | 0 | 65 |
| BS | 517 | 1144 | 4987 | 28 | 5 | 4 | 1 | 3 | 0 | 0 | 6689 |
| BT | 559 | 75 | 248 | 58 | 11 | 3 | 2 | 17 | 0 | 0 | 973 |
| CA | 116 | 192 | 841 | 6 | 8 | 6 | 9 | 1 | 0 | 0 | 1179 |
| CB | 431 | 882 | 6380 | 6 | 24 | 2 | 2 | 3 | 0 | 3 | 7733 |
| CF | 428 | 220 | 651 | 28 | 22 | 2 | 8 | 27 | 0 | 7 | 1393 |
| CH | 123 | 65 | 144 | 72 | 6 | 1 | 0 | 3 | 1 | 0 | 415 |
| CM | 74 | 164 | 2817 | 13 | 8 | 4 | 5 | 2 | 0 | 0 | 3087 |
| CO | 1695 | 1070 | 1799 | 12 | 2503 | 5 | 5 | 54 | 7 | 2 | 7152 |
| CR | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
| CT | 97 | 53 | 104 | 0 | 3 | 1 | 1 | 2 | 0 | 1 | 262 |
| CV | 150 | 97 | 251 | 5 | 5 | 1 | 0 | 2 | 0 | 0 | 511 |
| CW | 145 | 29 | 71 | 2 | 15 | 7 | 2 | 0 | 0 | 1 | 272 |
| DA | 63 | 28 | 124 | 10 | 4 | 1 | 1 | 0 | 1 | 0 | 232 |
| DD | 23 | 23 | 170 | 0 | 4 | 1 | 0 | 3 | 0 | 0 | 224 |
| DE | 692 | 529 | 1219 | 1 | 4 | 6 | 1 | 1 | 0 | 0 | 2453 |
| DG | 8 | 13 | 178 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 201 |
| DH | 54 | 52 | 148 | 2 | 2 | 0 | 2 | 1 | 0 | 1 | 262 |
| DL | 31 | 56 | 200 | 2 | 5 | 1 | 0 | 0 | 0 | 0 | 295 |
| DN | 18 | 17 | 35 | 2 | 5 | 1 | 1 | 1 | 0 | 1 | 81 |
| DT | 17 | 33 | 187 | 1 | 4 | 1 | 1 | 0 | 0 | 0 | 244 |
| DY | 32 | 10 | 106 | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 152 |
| E | 220 | 77 | 162 | 13 | 17 | 4 | 3 | 1 | 0 | 0 | 497 |
| EC | 38 | 16 | 17 | 0 | 2 | 0 | 0 | 5 | 1 | 0 | 79 |
| EH | 202 | 70 | 171 | 4 | 2 | 5 | 7 | 4 | 0 | 1 | 466 |
| EN | 344 | 379 | 1677 | 3 | 16 | 1 | 0 | 2 | 0 | 0 | 2422 |
| EX | 164 | 111 | 636 | 3 | 9 | 7 | 4 | 3 | 1 | 0 | 938 |
| FK | 64 | 21 | 67 | 1 | 1 | 3 | 1 | 1 | 2 | 0 | 161 |
| FY | 31 | 402 | 585 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1018 |
| G | 131 | 29 | 51 | 3 | 2 | 12 | 2 | 10 | 8 | 0 | 248 |
| GL | 166 | 513 | 5604 | 9 | 8 | 6 | 0 | 3 | 0 | 0 | 6309 |
| GU | 145 | 249 | 2945 | 5 | 14 | 9 | 5 | 3 | 0 | 1 | 3376 |
| HA | 11 | 15 | 53 | 0 | 4 | 8 | 0 | 0 | 0 | 0 | 91 |
| HD | 72 | 23 | 4 | 0 | 1 | 3 | 0 | 2 | 0 | 0 | 105 |
| HG | 14 | 8 | 47 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 72 |
| HP | 41 | 101 | 1936 | 4 | 11 | 3 | 2 | 2 | 0 | 0 | 2100 |
| HR | 17 | 61 | 164 | 1 | 4 | 6 | 0 | 2 | 0 | 0 | 255 |
| HS | 36 | 93 | 155 | 0 | 3 | 1 | 0 | 0 | 0 | 20 | 308 |
| HU | 345 | 90 | 88 | 7 | 3 | 105 | 1 | 1 | 0 | 1 | 641 |
| HX | 43 | 14 | 36 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 94 |
| IG | 8 | 44 | 692 | 0 | 5 | 2 | 1 | 0 | 0 | 0 | 752 |
| IP | 68 | 522 | 5083 | 0 | 0 | 4 | 0 | 2 | 0 | 1 | 5680 |
| IV | 64 | 73 | 340 | 3 | 5 | 8 | 1 | 0 | 0 | 0 | 494 |
| KA | 42 | 11 | 44 | 1 | 1 | 0 | 0 | 3 | 1 | 0 | 103 |
| KT | 23 | 15 | 37 | 6 | 5 | 3 | 4 | 3 | 2 | 0 | 98 |
| KW | 10 | 39 | 280 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 332 |
| KY | 40 | 51 | 121 | 0 | 2 | 0 | 0 | 3 | 0 | 0 | 217 |
| L | 31 | 14 | 721 | 1 | 6 | 7 | 0 | 2 | 0 | 0 | 782 |
| LA | 322 | 328 | 792 | 4 | 3 | 4 | 0 | 0 | 0 | 1 | 1454 |
| LD | 7 | 10 | 52 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 73 |
| LE | 154 | 86 | 86 | 15 | 2 | 4 | 3 | 5 | 0 | 0 | 355 |
| LL | 140 | 118 | 378 | 0 | 27 | 4 | 3 | 1 | 12 | 32 | 715 |
| LN | 95 | 37 | 66 | 0 | 4 | 3 | 0 | 0 | 3 | 0 | 208 |
| LS | 331 | 103 | 70 | 10 | 6 | 10 | 2 | 0 | 0 | 3 | 535 |
| LU | 31 | 140 | 297 | 3 | 0 | 3 | 0 | 1 | 0 | 0 | 475 |
| M | 96 | 79 | 115 | 3 | 11 | 4 | 1 | 7 | 0 | 0 | 316 |
| ME | 132 | 56 | 63 | 1 | 2 | 1 | 1 | 2 | 0 | 1 | 259 |
| MK | 111 | 46 | 95 | 0 | 8 | 6 | 1 | 1 | 0 | 0 | 268 |
| ML | 109 | 13 | 68 | 2 | 1 | 1 | 0 | 0 | 6 | 0 | 200 |
| N | 95 | 77 | 93 | 5 | 4 | 2 | 0 | 1 | 0 | 2 | 279 |
| NE | 225 | 234 | 576 | 14 | 6 | 6 | 1 | 3 | 0 | 2 | 1067 |
| NG | 932 | 1074 | 320 | 265 | 8 | 11 | 4 | 2 | 2 | 1 | 2619 |
| NN | 558 | 182 | 463 | 6 | 2 | 3 | 4 | 1 | 0 | 1 | 1220 |
| NP | 575 | 71 | 304 | 1 | 6 | 6 | 1 | 2 | 0 | 1 | 967 |
| NR | 331 | 1319 | 10847 | 37 | 4 | 2 | 0 | 3 | 0 | 0 | 12543 |
| NW | 87 | 34 | 43 | 1 | 8 | 4 | 0 | 2 | 0 | 1 | 180 |
| OL | 6 | 19 | 221 | 3 | 1 | 0 | 1 | 1 | 0 | 1 | 253 |
| OX | 166 | 113 | 318 | 2 | 8 | 11 | 1 | 7 | 0 | 1 | 627 |
| PA | 23 | 42 | 186 | 1 | 5 | 10 | 1 | 1 | 6 | 1 | 276 |
| PE | 229 | 990 | 11597 | 41 | 3 | 4 | 11 | 6 | 1 | 2 | 12884 |
| PH | 190 | 247 | 324 | 1 | 4 | 5 | 0 | 0 | 1 | 0 | 772 |
| PL | 64 | 31 | 237 | 1 | 3 | 11 | 2 | 5 | 0 | 0 | 354 |
| PO | 167 | 64 | 124 | 2 | 33 | 4 | 4 | 11 | 0 | 0 | 409 |
| PR | 120 | 24 | 143 | 10 | 2 | 1 | 0 | 0 | 0 | 0 | 300 |
| RG | 155 | 402 | 5909 | 6 | 25 | 3 | 3 | 5 | 1 | 0 | 6509 |
| RH | 267 | 66 | 92 | 4 | 14 | 2 | 2 | 3 | 0 | 0 | 450 |
| RM | 26 | 64 | 14 | 1 | 8 | 2 | 1 | 1 | 0 | 0 | 117 |
| S | 51 | 56 | 643 | 8 | 3 | 2 | 1 | 2 | 0 | 0 | 766 |
| SA | 166 | 281 | 1926 | 4 | 38 | 8 | 0 | 2 | 0 | 11 | 2436 |
| SE | 189 | 50 | 112 | 2 | 11 | 7 | 3 | 2 | 0 | 1 | 377 |
| SG | 80 | 416 | 3849 | 0 | 3 | 1 | 1 | 0 | 0 | 2 | 4352 |
| SK | 56 | 57 | 112 | 6 | 4 | 1 | 4 | 2 | 0 | 0 | 242 |
| SL | 38 | 171 | 1540 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 1757 |
| SM | 18 | 2 | 15 | 1 | 3 | 0 | 0 | 1 | 0 | 0 | 40 |
| SN | 75 | 45 | 125 | 6 | 3 | 7 | 1 | 1 | 0 | 0 | 263 |
| SO | 1372 | 208 | 117 | 7 | 22 | 0 | 0 | 3 | 1 | 4 | 1734 |
| SP | 58 | 35 | 114 | 1 | 5 | 3 | 2 | 1 | 1 | 1 | 221 |
| SR | 11 | 5 | 30 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 47 |
| SS | 13 | 4 | 88 | 2 | 4 | 1 | 2 | 2 | 1 | 0 | 117 |
| ST | 66 | 69 | 120 | 19 | 3 | 2 | 0 | 2 | 0 | 0 | 281 |
| SW | 115 | 67 | 77 | 10 | 9 | 5 | 4 | 6 | 0 | 1 | 294 |
| SY | 83 | 80 | 502 | 0 | 35 | 2 | 2 | 1 | 1 | 3 | 709 |
| TA | 1292 | 443 | 310 | 3 | 1 | 18 | 1 | 51 | 0 | 1 | 2120 |
| TD | 33 | 37 | 125 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 197 |
| TF | 2 | 22 | 49 | 1 | 1 | 3 | 1 | 1 | 0 | 0 | 80 |
| TN | 224 | 338 | 533 | 4 | 11 | 8 | 1 | 3 | 0 | 2 | 1124 |
| TQ | 52 | 495 | 9116 | 1 | 8 | 3 | 1 | 0 | 0 | 0 | 9676 |
| TR | 179 | 158 | 429 | 5 | 5 | 7 | 2 | 6 | 0 | 1 | 792 |
| TS | 45 | 65 | 217 | 5 | 6 | 1 | 1 | 1 | 1 | 0 | 342 |
| TW | 31 | 41 | 45 | 0 | 8 | 2 | 2 | 4 | 0 | 0 | 133 |
| UB | 5 | 5 | 15 | 0 | 2 | 2 | 0 | 1 | 0 | 0 | 30 |
| W | 64 | 26 | 22 | 0 | 10 | 6 | 1 | 3 | 0 | 0 | 132 |
| WA | 432 | 172 | 1805 | 23 | 4 | 2 | 0 | 0 | 0 | 0 | 2438 |
| WC | 38 | 20 | 14 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 75 |
| WD | 48 | 25 | 20 | 1 | 7 | 1 | 0 | 1 | 1 | 0 | 104 |
| WF | 357 | 136 | 125 | 31 | 4 | 1 | 0 | 0 | 0 | 1 | 655 |
| WN | 5 | 10 | 50 | 0 | 3 | 1 | 0 | 2 | 0 | 0 | 71 |
| WR | 152 | 74 | 157 | 222 | 1 | 5 | 0 | 1 | 0 | 0 | 612 |
| WS | 76 | 68 | 117 | 3 | 0 | 1 | 1 | 5 | 0 | 0 | 271 |
| WV | 28 | 14 | 76 | 1 | 3 | 2 | 1 | 0 | 0 | 0 | 125 |
| YO | 152 | 242 | 503 | 7 | 10 | 2 | 0 | 0 | 0 | 0 | 916 |
| ZE | 2 | 56 | 529 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 589 |
Data derived from OpenStreetMap data, © OpenStreetMap Contributors, licensed under Open Data Commons Open Database License (ODbL). XAPI courtesy of Overpass API.