Postcodes in Southend-on-Sea page 44 Unitary Authority

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This page provides postcode data for the Southend-on-Sea UK Unitary Authority.

In 2021, Southend-on-Sea contained approximately 78,300 households with a population of about 180,700

In 2011, Southend-on-Sea contained approximately 74,728 households with a population of about 173,767

Wards in this Unitary Authority
Belfairs ,   Blenheim Park ,   Chalkwell ,   Eastwood Park ,   Kursaal ,   Leigh ,   Milton ,   Prittlewell ,   Shoeburyness ,   Southchurch ,   St Laurence ,   St. Luke's ,   Thorpe ,   Victoria ,   West Leigh ,   West Shoebury ,   Westborough
Parishes in this Unitary Authority
Leigh-on-Sea ,   Southend-on-Sea, unparished area
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
SS9 1QT Leigh 51.546074 0.657738 584382 186368 TQ843863
SS9 1QU Leigh 51.545498 0.656551 584302 186300 TQ843863
SS9 1QX Leigh 51.544917 0.65718 584348 186237 TQ843862
SS9 1QY Leigh 51.54677 0.657995 584397 186446 TQ843864
SS9 1QZ Leigh 51.545048 0.658573 584444 186256 TQ844862
SS9 1RA Leigh 51.543539 0.659278 584499 186090 TQ844860
SS9 1RB Leigh 51.543563 0.660967 584616 186096 TQ846860
SS9 1RD Leigh 51.543931 0.662186 584699 186140 TQ846861
SS9 1RE Leigh 51.543897 0.66015 584558 186132 TQ845861
SS9 1RF Leigh 51.54386 0.65859 584450 186123 TQ844861
SS9 1RG Leigh 51.543521 0.657676 584388 186083 TQ843860
SS9 1RH Leigh 51.543505 0.655627 584246 186077 TQ842860
SS9 1RJ Leigh 51.542923 0.657468 584376 186016 TQ843860
SS9 1RL Leigh 51.542628 0.658201 584428 185986 TQ844859
SS9 1RN Leigh 51.542587 0.65879 584469 185982 TQ844859
SS9 1RP Leigh 51.542567 0.659279 584503 185981 TQ845859
SS9 1RQ Leigh 51.543798 0.656956 584337 186112 TQ843861
SS9 1RR Leigh 51.544893 0.659068 584479 186240 TQ844862
SS9 1RS Leigh 51.544907 0.659632 584518 186243 TQ845862
SS9 1RT Leigh 51.546512 0.659048 584471 186420 TQ844864
SS9 1RU Leigh 51.54635 0.659456 584500 186403 TQ844864
SS9 1RW Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1RX Leigh 51.545466 0.657991 584402 186301 TQ844863
SS9 1RY Leigh 51.5446 0.656498 584302 186200 TQ843862
SS9 1RZ Leigh 51.545498 0.656551 584302 186300 TQ843863
SS9 1SA Leigh 51.546763 0.656307 584280 186441 TQ842864
SS9 1SB Leigh 51.545904 0.656127 584271 186345 TQ842863
SS9 1SD Leigh 51.544669 0.656228 584283 186207 TQ842862
SS9 1SE Leigh 51.544875 0.656673 584313 186232 TQ843862
SS9 1SF Leigh 51.544537 0.655298 584219 186190 TQ842861
SS9 1SG Leigh 51.545463 0.654933 584190 186293 TQ841862
SS9 1SH Leigh 51.544937 0.654715 584177 186233 TQ841862
SS9 1SJ Leigh 51.543146 0.654784 584189 186035 TQ841860
SS9 1SL Leigh 51.543272 0.654777 584188 186048 TQ841860
SS9 1SN Leigh 51.542107 0.654608 584181 185919 TQ841859
SS9 1SP Leigh 51.544071 0.654044 584134 186135 TQ841861
SS9 1SQ Leigh 51.544399 0.654655 584175 186174 TQ841861
SS9 1SR Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1SS Leigh 51.543871 0.654134 584141 186113 TQ841861
SS9 1ST Leigh 51.546528 0.653971 584119 186409 TQ841864
SS9 1SU Leigh 51.546778 0.654433 584150 186437 TQ841864
SS9 1SW Leigh 51.54231 0.653956 584135 185939 TQ841859
SS9 1SX Leigh 51.54671 0.655078 584195 186432 TQ841864
SS9 1SY Leigh 51.547078 0.655518 584224 186474 TQ842864
SS9 1SZ Leigh 51.546429 0.655163 584202 186400 TQ842864
SS9 1TA Leigh 51.54736 0.653774 584102 186501 TQ841865
SS9 1TB Leigh 51.546462 0.653722 584102 186401 TQ841864
SS9 1TD Thorpe 51.53236 0.758169 591402 185101 TQ914851
SS9 1TF Thorpe 51.53236 0.758169 591402 185101 TQ914851
SS9 1TG Leigh 51.543626 0.662182 584700 186107 TQ846861
SS9 1TH Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1TJ Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1TL Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1TN Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1TP Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1TQ Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1TR Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1TW Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1TX Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WA Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WB Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WD Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WE Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WF Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WG Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WH Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WJ Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WL Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WN Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WP Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WQ Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WR Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WS Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WT Victoria 51.543527 0.7124 588182 186223 TQ881862
SS9 1WU Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WW Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WX Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WY Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1WZ Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1XE Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1XR Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1XS Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1XT Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1XU Victoria 51.543527 0.7124 588182 186223 TQ881862
SS9 1XW Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1XX Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1XY Victoria 51.543527 0.7124 588182 186223 TQ881862
SS9 1XZ Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1YT Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1YU Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1YW Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1YX Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1YY Leigh 51.541293 0.658383 584446 185838 TQ844858
SS9 1YZ Leigh 51.543625 0.662197 584701 186106 TQ847861
SS9 1ZA Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 1ZB Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 2AA Belfairs 51.548738 0.648503 583731 186640 TQ837866
SS9 2AB Belfairs 51.548834 0.649821 583822 186654 TQ838866
SS9 2AD Belfairs 51.548682 0.650981 583903 186640 TQ839866
SS9 2AE Leigh 51.548323 0.650945 583902 186600 TQ839866
Contains OS data © Crown copyright and database right 2026
Contains Royal Mail data © Royal Mail copyright and database right 2026
Contains National Statistics data © Crown copyright and database rights 2026
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license




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