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 3AQ | 51.53087600 | 0.74377400 | 9 | 20 | 590410 | 184898 |
| SS1 3AR | 51.53726600 | 0.75683600 | 11 | 31 | 591289 | 185643 |
| SS1 3AS | 51.53454400 | 0.75649800 | 12 | 33 | 591277 | 185339 |
| SS1 3AT | 51.53442100 | 0.75466000 | 1 | 1 | 591150 | 185321 |
| SS1 3AU | 51.53210600 | 0.75538400 | 17 | 48 | 591210 | 185065 |
| SS1 3AW | 51.53120000 | 0.74144300 | 22 | 66 | 590247 | 184928 |
| SS1 3AX | 51.53099300 | 0.75527400 | 14 | 34 | 591207 | 184941 |
| SS1 3AY | 51.53095300 | 0.75279100 | 11 | 27 | 591035 | 184930 |
| SS1 3AZ | 51.53041000 | 0.75291700 | 18 | 47 | 591046 | 184870 |
| SS1 3BA | 51.52986500 | 0.75237900 | 8 | 23 | 591011 | 184808 |
| SS1 3BB | 51.53015200 | 0.74974300 | 8 | 20 | 590827 | 184833 |
| SS1 3BD | 51.53084100 | 0.75141400 | 9 | 35 | 590940 | 184914 |
| SS1 3BE | 51.53099600 | 0.75018400 | 21 | 56 | 590854 | 184928 |
| SS1 3BG | 51.53042500 | 0.74654400 | 8 | 16 | 590604 | 184855 |
| SS1 3BH | 51.53221300 | 0.74888700 | 27 | 82 | 590759 | 185060 |
| SS1 3BJ | 51.53148000 | 0.74754500 | 19 | 70 | 590669 | 184975 |
| SS1 3BL | 51.53142200 | 0.74811800 | 15 | 45 | 590709 | 184970 |
| SS1 3BN | 51.53138500 | 0.74664500 | 37 | 92 | 590607 | 184962 |
| SS1 3BP | 51.53364600 | 0.74492100 | 14 | 31 | 590478 | 185209 |
| SS1 3BQ | 51.53122500 | 0.74884200 | 23 | 71 | 590760 | 184950 |
| SS1 3BS | 51.53438500 | 0.74294700 | 36 | 80 | 590338 | 185286 |
| SS1 3BT | 51.53803400 | 0.75610300 | 19 | 29 | 591235 | 185726 |
| SS1 3BW | 51.53277800 | 0.74512900 | 26 | 38 | 590496 | 185113 |
| SS1 3BX | 51.53334200 | 0.74581200 | 11 | 16 | 590541 | 185177 |
| SS1 3DA | 51.53753100 | 0.75070700 | 11 | 30 | 590863 | 185656 |
| SS1 3DB | 51.53679100 | 0.75082100 | 24 | 36 | 590874 | 185574 |
| SS1 3DD | 51.53773000 | 0.74950800 | 15 | 30 | 590779 | 185675 |
| SS1 3DE | 51.53695000 | 0.74940300 | 12 | 34 | 590775 | 185588 |
| SS1 3DF | 51.53758000 | 0.74824400 | 21 | 39 | 590692 | 185655 |
| SS1 3DG | 51.53674200 | 0.74715500 | 32 | 74 | 590620 | 185559 |
| SS1 3DH | 51.53532600 | 0.74538300 | 25 | 48 | 590503 | 185397 |
| SS1 3DJ | 51.53591800 | 0.74394800 | 21 | 37 | 590401 | 185459 |
| SS1 3DN | 51.53048100 | 0.74529300 | 6 | 9 | 590517 | 184858 |
| SS1 3DP | 51.53645100 | 0.74188900 | 13 | 37 | 590256 | 185513 |
| SS1 3DQ | 51.53692100 | 0.74490200 | 18 | 33 | 590463 | 185573 |
| SS1 3DR | 51.53609900 | 0.74232900 | 18 | 58 | 590288 | 185475 |
| SS1 3DS | 51.53716100 | 0.74116700 | 9 | 22 | 590203 | 185590 |
| SS1 3DT | 51.53866300 | 0.74190600 | 49 | 131 | 590248 | 185759 |
| SS1 3DU | 51.53793200 | 0.74242500 | 31 | 78 | 590287 | 185679 |
| SS1 3DW | 51.53126800 | 0.75505900 | 21 | 26 | 591191 | 184971 |
| SS1 3DY | 51.53768100 | 0.74353400 | 16 | 37 | 590365 | 185654 |
| SS1 3DZ | 51.53715500 | 0.74370500 | 13 | 26 | 590379 | 185596 |
| SS1 3EA | 51.53891700 | 0.74376700 | 11 | 30 | 590376 | 185792 |
| SS1 3EB | 51.53886500 | 0.74637500 | 26 | 60 | 590557 | 185793 |
| SS1 3ED | 51.53842400 | 0.74637700 | 23 | 41 | 590559 | 185744 |
| SS1 3EE | 51.53747800 | 0.74645000 | 17 | 33 | 590568 | 185639 |
| SS1 3EF | 51.53708700 | 0.74662800 | 26 | 53 | 590582 | 185596 |
| SS1 3EG | 51.53806700 | 0.74626900 | 8 | 18 | 590553 | 185704 |
| SS1 3EH | 51.53831400 | 0.74993300 | 11 | 22 | 590806 | 185741 |
| SS1 3EJ | 51.53839900 | 0.75321200 | 25 | 60 | 591033 | 185759 |