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 |
|---|---|---|---|---|---|---|
| SS6 9QT | 51.61426300 | 0.60661100 | 4 | 11 | 580567 | 193822 |
| SS6 9QU | 51.61247500 | 0.60451500 | 9 | 23 | 580429 | 193618 |
| SS6 9QW | 51.60722300 | 0.61085600 | 2 | 8 | 580889 | 193050 |
| SS6 9QX | 51.61087200 | 0.60299300 | 7 | 17 | 580330 | 193436 |
| SS6 9QY | 51.60983200 | 0.60407500 | 1 | 3 | 580409 | 193323 |
| SS6 9QZ | 51.59910500 | 0.60315800 | 38 | 109 | 580388 | 192128 |
| SS6 9RA | 51.60716200 | 0.60117800 | 8 | 20 | 580219 | 193019 |
| SS6 9RB | 51.60767300 | 0.59924300 | 1 | 5 | 580083 | 193071 |
| SS6 9RD | 51.60845700 | 0.59957600 | 6 | 17 | 580103 | 193159 |
| SS6 9RE | 51.60796400 | 0.59893900 | 2 | 6 | 580061 | 193103 |
| SS6 9RF | 51.60692200 | 0.59538700 | 9 | 15 | 579819 | 192978 |
| SS6 9RG | 51.60979700 | 0.59819200 | 6 | 20 | 580002 | 193305 |
| SS6 9RH | 51.60543500 | 0.59551900 | 1 | 4 | 579834 | 192813 |
| SS6 9RJ | 51.61016900 | 0.59275300 | 1 | 3 | 579624 | 193333 |
| SS6 9RL | 51.60062200 | 0.59148900 | N/A | N/A | 579574 | 192268 |
| SS6 9RN | 51.60521100 | 0.59655800 | 25 | 89 | 579907 | 192791 |
| SS6 9RP | 51.60209400 | 0.60178400 | 10 | 28 | 580281 | 192457 |
| SS6 9RQ | 51.60883500 | 0.59549600 | 1 | 5 | 579819 | 193191 |
| SS6 9RR | 51.60434200 | 0.59978900 | 23 | 70 | 580134 | 192702 |
| SS6 9RS | 51.60278500 | 0.59900700 | N/A | N/A | 580086 | 192527 |
| SS6 9RT | 51.60292400 | 0.60125300 | 53 | 138 | 580241 | 192548 |
| SS6 9RU | 51.60077600 | 0.60469500 | 47 | 139 | 580488 | 192318 |
| SS6 9RX | 51.59315400 | 0.58798900 | 11 | 30 | 579361 | 191429 |
| SS6 9RY | 51.60015300 | 0.60495100 | 19 | 61 | 580508 | 192249 |
| SS6 9RZ | 51.59972200 | 0.60289000 | 18 | 54 | 580367 | 192196 |
| SS6 9SA | 51.59254300 | 0.58633700 | 22 | 57 | 579249 | 191357 |
| SS6 9SB | 51.59175500 | 0.58971100 | 63 | 164 | 579486 | 191278 |
| SS6 9SD | 51.59139700 | 0.58937600 | 16 | 49 | 579464 | 191237 |
| SS6 9SE | 51.59269700 | 0.59077800 | 31 | 38 | 579556 | 191385 |
| SS6 9SF | 51.59208400 | 0.59000700 | 16 | 29 | 579505 | 191315 |
| SS6 9SG | 51.59197000 | 0.58907600 | 14 | 51 | 579441 | 191300 |
| SS6 9SH | 51.59123300 | 0.59029100 | 17 | 42 | 579528 | 191221 |
| SS6 9SJ | 51.59040100 | 0.59047400 | 32 | 77 | 579544 | 191129 |
| SS6 9SL | 51.59097600 | 0.58764800 | 31 | 82 | 579346 | 191186 |
| SS6 9SN | 51.58447100 | 0.60201800 | N/A | N/A | 580367 | 190498 |
| SS6 9SQ | 51.59043500 | 0.58855600 | 20 | 56 | 579411 | 191128 |
| SS6 9SS | 51.59718100 | 0.59091800 | 21 | 80 | 579548 | 191884 |
| SS6 9ST | 51.59624500 | 0.59080500 | 16 | 27 | 579544 | 191780 |
| SS6 9SU | 51.59664400 | 0.59065400 | 17 | 32 | 579532 | 191824 |
| SS6 9SW | 51.59937300 | 0.60406900 | 13 | 35 | 580450 | 192160 |
| SS6 9TA | 51.59091600 | 0.58465600 | 94 | 215 | 579139 | 191172 |
| SS6 9TB | 51.59196100 | 0.58174100 | 16 | 36 | 578933 | 191281 |
| SS6 9TD | 51.59191400 | 0.58224400 | 8 | 13 | 578968 | 191277 |
| SS6 9TE | 51.59114100 | 0.58178100 | 62 | 139 | 578939 | 191190 |
| SS6 9TF | 51.59086600 | 0.58202600 | 9 | 19 | 578957 | 191160 |
| SS6 9TG | 51.59082500 | 0.58351000 | 8 | 17 | 579060 | 191159 |
| SS6 9TH | 51.59072300 | 0.58363500 | 5 | 11 | 579069 | 191148 |
| SS6 9TJ | 51.59067900 | 0.58397900 | 5 | 10 | 579093 | 191144 |
| SS6 9TL | 51.59104300 | 0.58257000 | 15 | 35 | 578994 | 191181 |
| SS6 9TP | 51.59661000 | 0.60209100 | 37 | 115 | 580324 | 191848 |