This is a list of postcodes in the AL area , St Albans. The area covers Blackmore End (North Hertfordshire) , Bricket Wood , Brookmans Park , Chiswell Green , Colney Heath , Colney Street , Essendon , Flamstead , Friar's Wash , Harpenden , Hatfield , Kinsbourne Green , Lea Valley , London Colney , Markyate , North Mymms , Park Street and Frogmore , Redbourn , Sandridge , Smallford , St Albans , Tewin , Tewin Wood , Welham Green , Welwyn , Welwyn Garden City , Wheathampstead , Woolmer Green . The area contains approximately 99,209 households with a population of about 249,911 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| AL9 7RN | 51.720367 | -0.188975 | 525197 | 203957 | TL251039 | Yes |
| AL9 7RP | 51.721918 | -0.189246 | 525174 | 204129 | TL251041 | Yes |
| AL9 7RR | 51.722412 | -0.190399 | 525093 | 204181 | TL250041 | Yes |
| AL9 7RS | 51.72249 | -0.191931 | 524987 | 204188 | TL249041 | Yes |
| AL9 7RT | 51.722046 | -0.193498 | 524880 | 204135 | TL248041 | Yes |
| AL9 7RU | 51.721212 | -0.196557 | 524671 | 204038 | TL246040 | Yes |
| AL9 7RW | 51.721501 | -0.189596 | 525151 | 204082 | TL251040 | Yes |
| AL9 7RX | 51.721302 | -0.19774 | 524589 | 204045 | TL245040 | Yes |
| AL9 7RY | 51.719893 | -0.198506 | 524540 | 203887 | TL245038 | Yes |
| AL9 7RZ | 51.719504 | -0.198319 | 524554 | 203845 | TL245038 | Yes |
| AL9 7SA | 51.717958 | -0.199553 | 524473 | 203671 | TL244036 | Yes |
| AL9 7SB | 51.721035 | -0.200864 | 524374 | 204010 | TL243040 | Yes |
| AL9 7SD | 51.721023 | -0.206273 | 524000 | 204000 | TL239039 | No |
| AL9 7SE | 51.725881 | -0.206073 | 524001 | 204541 | TL240045 | Yes |
| AL9 7SL | 51.72676 | -0.211844 | 523600 | 204629 | TL235046 | Yes |
| AL9 7SN | 51.726922 | -0.208602 | 523823 | 204652 | TL238046 | Yes |
| AL9 7SP | 51.731041 | -0.214565 | 523400 | 205100 | TL234050 | No |
| AL9 7SR | 51.731918 | -0.213082 | 523500 | 205200 | TL235052 | No |
| AL9 7SS | 51.722372 | -0.20417 | 524142 | 204154 | TL241041 | Yes |
| AL9 7ST | 51.722372 | -0.20417 | 524142 | 204154 | TL241041 | Yes |
| AL9 7SU | 51.721639 | -0.203851 | 524166 | 204073 | TL241040 | Yes |
| AL9 7SW | 51.72892 | -0.210181 | 523709 | 204872 | TL237048 | Yes |
| AL9 7SX | 51.715264 | -0.199182 | 524506 | 203372 | TL245033 | Yes |
| AL9 7SY | 51.713046 | -0.213826 | 523500 | 203100 | TL235031 | No |
| AL9 7SZ | 51.713518 | -0.212627 | 523582 | 203155 | TL235031 | Yes |
| AL9 7TA | 51.713575 | -0.210795 | 523708 | 203164 | TL237031 | Yes |
| AL9 7TB | 51.713068 | -0.214975 | 523421 | 203101 | TL234031 | Yes |
| AL9 7TD | 51.714017 | -0.216516 | 523312 | 203203 | TL233032 | Yes |
| AL9 7TE | 51.713451 | -0.21357 | 523517 | 203146 | TL235031 | Yes |
| AL9 7TF | 51.71424 | -0.214017 | 523484 | 203233 | TL234032 | Yes |
| AL9 7TG | 51.714548 | -0.221894 | 522939 | 203253 | TL229032 | Yes |
| AL9 7TH | 51.723536 | -0.224553 | 522731 | 204249 | TL227042 | Yes |
| AL9 7TJ | 51.724152 | -0.224848 | 522709 | 204317 | TL227043 | Yes |
| AL9 7TL | 51.71486 | -0.21337 | 523527 | 203303 | TL235033 | Yes |
| AL9 7TN | 51.725722 | -0.232359 | 522186 | 204479 | TL221044 | Yes |
| AL9 7TP | 51.723275 | -0.22544 | 522670 | 204218 | TL226042 | Yes |
| AL9 7TQ | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7TR | 51.722381 | -0.237991 | 521806 | 204098 | TL218040 | Yes |
| AL9 7TS | 51.724 | -0.222508 | 522871 | 204304 | TL228043 | Yes |
| AL9 7TT | 51.722745 | -0.221616 | 522936 | 204166 | TL229041 | Yes |
| AL9 7TU | 51.718071 | -0.21818 | 523186 | 203652 | TL231036 | Yes |
| AL9 7TW | 51.728918 | -0.235 | 521995 | 204830 | TL219048 | Yes |
| AL9 7TX | 51.719129 | -0.220904 | 522995 | 203765 | TL229037 | Yes |
| AL9 7TY | 51.714734 | -0.220497 | 523035 | 203277 | TL230032 | Yes |
| AL9 7UG | 51.719642 | -0.203815 | 524174 | 203851 | TL241038 | Yes |
| AL9 7UH | 51.719569 | -0.202008 | 524299 | 203846 | TL242038 | Yes |
| AL9 7UJ | 51.719264 | -0.201426 | 524340 | 203813 | TL243038 | Yes |
| AL9 7UL | 51.717709 | -0.202096 | 524298 | 203639 | TL242036 | Yes |
| AL9 7UN | 51.717293 | -0.200158 | 524433 | 203596 | TL244035 | Yes |
| AL9 7UP | 51.721005 | -0.201792 | 524310 | 204006 | TL243040 | Yes |
| AL9 7UQ | 51.719516 | -0.203255 | 524213 | 203837 | TL242038 | Yes |
| AL9 7UR | 51.724022 | -0.203887 | 524157 | 204338 | TL241043 | Yes |
| AL9 7UT | 51.726264 | -0.203466 | 524180 | 204588 | TL241045 | Yes |
| AL9 7UU | 51.724265 | -0.203299 | 524197 | 204366 | TL241043 | Yes |
| AL9 7UW | 51.719227 | -0.200197 | 524425 | 203811 | TL244038 | Yes |
| AL9 7UX | 51.724028 | -0.202497 | 524253 | 204341 | TL242043 | Yes |
| AL9 7WA | 51.724023 | -0.202491 | 524253 | 204340 | TL242043 | No |
| AL9 7WB | 51.724023 | -0.202491 | 524253 | 204340 | TL242043 | No |
| AL9 7WD | 51.724023 | -0.202491 | 524253 | 204340 | TL242043 | No |
| AL9 7WX | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7WY | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7WZ | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7XA | 51.724023 | -0.202491 | 524253 | 204340 | TL242043 | No |
| AL9 7XN | 51.724023 | -0.202491 | 524253 | 204340 | TL242043 | No |
| AL9 7XQ | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7XS | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7YZ | 51.735565 | -0.221968 | 522877 | 205591 | TL228055 | Yes |
| AL9 7ZD | 51.726922 | -0.208602 | 523823 | 204652 | TL238046 | No |
| AL9 7ZE | 51.726922 | -0.208602 | 523823 | 204652 | TL238046 | No |
| AL9 7ZF | 51.764264 | -0.226254 | 522503 | 208775 | TL225087 | No |
| AL9 7ZG | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZH | 51.726632 | -0.204328 | 524119 | 204627 | TL241046 | No |
| AL9 7ZJ | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZL | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZN | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZP | 51.734767 | -0.223108 | 522800 | 205500 | TL227054 | No |
| AL9 7ZQ | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZR | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZS | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZT | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZU | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZW | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZX | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZY | 51.764308 | -0.226194 | 522507 | 208780 | TL225087 | No |
| AL9 7ZZ | 51.726632 | -0.204328 | 524119 | 204627 | TL241046 | No |