Southend on Sea is a postcode area in UK, Postcode area is the highest geographical dimension followed by Royal Mail to deliver Mail seamlessly.
Below is a complete list of Southend on Sea Postcodes (Active). Southend on Sea postcode area comprises of 11817 active postcodes and 19 postcode districts.
| Population | 518631 |
| Addresses / Property Count | 216682 |
| Total Postcodes(Active and Inactive) | 17033 |
| Active Postcodes | 11817 |
| Active Postcode Districts | 19 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| SS1 3QD | 51.54202700 | 0.76338300 | 19 | 41 | 591723 | 186189 |
| SS1 3QE | 51.54102300 | 0.76169200 | 13 | 27 | 591610 | 186073 |
| SS1 3QF | 51.54177000 | 0.76090100 | 5 | 9 | 591552 | 186154 |
| SS1 3QG | 51.54069200 | 0.75855700 | 21 | 59 | 591394 | 186028 |
| SS1 3QH | 51.53809500 | 0.76229300 | 38 | 52 | 591664 | 185749 |
| SS1 3QJ | 51.54352300 | 0.71237000 | N/A | N/A | 588180 | 186223 |
| SS1 3QP | 51.54154500 | 0.75823300 | 27 | 70 | 591368 | 186122 |
| SS1 3QQ | 51.53977100 | 0.75910700 | 10 | 21 | 591436 | 185927 |
| SS1 3QR | 51.54236100 | 0.75760500 | 6 | 13 | 591321 | 186211 |
| SS1 3QS | 51.54261500 | 0.76129800 | 20 | 39 | 591576 | 186249 |
| SS1 3QT | 51.54223800 | 0.76167900 | 15 | 29 | 591604 | 186208 |
| SS1 3QU | 51.54272700 | 0.76419000 | 17 | 33 | 591776 | 186269 |
| SS1 3QX | 51.54179700 | 0.76547500 | 27 | 54 | 591869 | 186169 |
| SS1 3QY | 51.54263500 | 0.76656400 | 21 | 54 | 591941 | 186265 |
| SS1 3QZ | 51.54182200 | 0.76785600 | 29 | 59 | 592034 | 186178 |
| SS1 3RA | 51.54240000 | 0.77042900 | 43 | 121 | 592210 | 186249 |
| SS1 3RB | 51.54519800 | 0.75777600 | N/A | N/A | 591321 | 186527 |
| SS1 3RD | 51.54754600 | 0.75852400 | N/A | N/A | 591363 | 186790 |
| SS1 3RE | 51.53226900 | 0.76184000 | N/A | N/A | 591657 | 185100 |
| SS1 3RG | 51.54344900 | 0.77019000 | 20 | 55 | 592189 | 186365 |
| SS1 3RJ | 51.54343300 | 0.76095800 | 14 | 25 | 591549 | 186339 |
| SS1 3RL | 51.54305300 | 0.76103600 | 30 | 72 | 591556 | 186297 |
| SS1 3RN | 51.54356600 | 0.76027400 | 9 | 20 | 591501 | 186352 |
| SS1 3RP | 51.54343900 | 0.75723700 | 24 | 61 | 591291 | 186330 |
| SS1 3RQ | 51.54318400 | 0.76577500 | 21 | 48 | 591884 | 186324 |
| SS1 3RR | 51.54359600 | 0.75782400 | 28 | 59 | 591331 | 186349 |
| SS1 3RS | 51.54264900 | 0.75756400 | 27 | 62 | 591317 | 186243 |
| SS1 3RW | 51.54391000 | 0.76017900 | 49 | 130 | 591493 | 186390 |
| SS1 3SB | 51.54400200 | 0.75609000 | 2 | 2 | 591209 | 186390 |
| SS1 3SD | 51.54285000 | 0.75627900 | 19 | 44 | 591227 | 186262 |
| SS1 3SE | 51.54002000 | 0.75770800 | 18 | 53 | 591338 | 185951 |
| SS1 3SF | 51.53851100 | 0.75797800 | 5 | 19 | 591363 | 185784 |
| SS1 3SG | 51.54027000 | 0.75661300 | 13 | 36 | 591261 | 185976 |
| SS1 3SH | 51.54115100 | 0.75510900 | 7 | 13 | 591153 | 186070 |
| SS1 3SJ | 51.54283900 | 0.75522500 | 21 | 37 | 591154 | 186258 |
| SS1 3SL | 51.53879800 | 0.75612000 | 23 | 68 | 591233 | 185811 |
| SS1 3SN | 51.54037200 | 0.75382100 | 31 | 69 | 591067 | 185980 |
| SS1 3SP | 51.54014100 | 0.75331700 | 9 | 24 | 591033 | 185953 |
| SS1 3SQ | 51.53991900 | 0.75587100 | 10 | 19 | 591211 | 185935 |
| SS1 3SR | 51.54102700 | 0.75309600 | 8 | 20 | 591014 | 186051 |
| SS1 3SS | 51.54231300 | 0.75236600 | 30 | 74 | 590958 | 186192 |
| SS1 3ST | 51.54079600 | 0.75221700 | 25 | 71 | 590954 | 186023 |
| SS1 3SU | 51.54179700 | 0.75519100 | 9 | 16 | 591156 | 186142 |
| SS1 3SW | 51.53946200 | 0.75310300 | 43 | 101 | 591021 | 185877 |
| SS1 3SX | 51.54252000 | 0.75389300 | 11 | 25 | 591063 | 186219 |
| SS1 3SY | 51.54172400 | 0.75175400 | 6 | 14 | 590918 | 186125 |
| SS1 3SZ | 51.54255400 | 0.75281300 | 16 | 36 | 590988 | 186220 |
| SS1 3TA | 51.54255000 | 0.75491900 | 5 | 7 | 591134 | 186225 |
| SS1 3TE | 51.54352300 | 0.71237000 | N/A | N/A | 588180 | 186223 |
| SS1 3TS | 51.53937700 | 0.77122600 | 21 | 58 | 592278 | 185915 |