Postcodes in Llanystumdwy, Gwynedd Unitary Authority

This page provides postcode data for the Llanystumdwy UK Unitary Authority.

In 2011, Llanystumdwy contained approximately 849 households with a population of about 2,078

Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

109 postcodes, 105 active
Postcode Latitude Longitude Easting Northing Grid reference Active?
LL51 9PJ52.95579-4.246208249206342186SH492421Yes
LL51 9PQ52.958792-4.260018248288342549SH482425Yes
LL52 0LJ52.916759-4.297469245624337954SH456379Yes
LL52 0LP52.929916-4.258869248265339335SH482393Yes
LL52 0LR52.922875-4.279137246878338595SH468385Yes
LL52 0LS52.920223-4.281497246710338305SH467383Yes
LL52 0LT52.922245-4.293222245929338555SH459385Yes
LL52 0LU52.929813-4.275113247172339358SH471393Yes
LL52 0LW52.924934-4.257985248307338779SH483387Yes
LL52 0LY52.935138-4.269365247578339938SH475399Yes
LL52 0NA52.936104-4.265383247848340037SH478400Yes
LL52 0NB52.938458-4.255088248549340277SH485402Yes
LL52 0ND52.936571-4.252177248738340061SH487400Yes
LL52 0NF52.937363-4.242143249415340128SH494401Yes
LL52 0NG52.940166-4.235561249867340426SH498404Yes
LL52 0NH52.931667-4.247637249026339506SH490395Yes
LL52 0NL52.943307-4.261071248163340829SH481408Yes
LL52 0NN52.94431-4.26081248185340940SH481409Yes
LL52 0NP52.952126-4.257347248445341802SH484418Yes
LL52 0NR52.952469-4.262472248101341851SH481418Yes
LL52 0NS52.950174-4.269229247640341610SH476416Yes
LL52 0NT52.952588-4.284481246624341911SH466419Yes
LL52 0NU52.958435-4.301109245527342597SH455425Yes
LL52 0NW52.946878-4.26148248149341227SH481412Yes
LL52 0NY52.964445-4.292552246124343247SH461432Yes
LL52 0PA52.956484-4.27495247277342324SH472423Yes
LL52 0PB52.944309-4.277808247043340976SH470409Yes
LL52 0PD52.934134-4.284193246578339858SH465398Yes
LL52 0PN52.934827-4.238351249661339838SH496398Yes
LL52 0SA52.921007-4.251205248749338328SH487383Yes
LL52 0SB52.918712-4.261276248064338094SH480380Yes
LL52 0SD52.919895-4.264804247831338233SH478382Yes
LL52 0SE52.920255-4.264748247836338273SH478382Yes
LL52 0SF52.920835-4.26643247725338341SH477383Yes
LL52 0SG52.921554-4.268342247599338425SH475384Yes
LL52 0SH52.921629-4.269595247515338436SH475384Yes
LL52 0SJ52.918153-4.24951248853338007SH488380Yes
LL52 0SL52.922373-4.27017247479338520SH474385Yes
LL52 0SN52.922465-4.270026247489338530SH474385Yes
LL52 0SP52.922949-4.272015247357338588SH473385Yes
LL52 0SQ52.920805-4.268913247557338343SH475383Yes
LL52 0SR52.923743-4.272339247338338677SH473386Yes
LL52 0SS52.922477-4.275977247089338544SH470385Yes
LL52 0ST52.924734-4.276438247066338796SH470387Yes
LL52 0SU52.924464-4.274103247222338761SH472387Yes
LL52 0SW52.922599-4.269646247515338544SH475385Yes
LL52 0SY52.921259-4.27151247385338399SH473383Yes
LL53 6DJ52.954221-4.355598241853342247SH418422Yes
LL53 6DQ52.942037-4.351052242113340882SH421408Yes
LL53 6DX52.972514-4.323379244083344211SH440442Yes
LL53 6DZ52.968961-4.306821245181343780SH451437Yes
LL53 6FA52.921398-4.334372243159338550SH431385Yes
LL53 6HJ52.905524-4.339615242749336796SH427367Yes
LL53 6HX52.906028-4.334125243120336840SH431368Yes
LL53 6HZ52.918789-4.33676242989338265SH429382No
LL53 6LJ52.933182-4.345065242484339884SH424398Yes
LL53 6LX52.940106-4.340945242786340645SH427406Yes
LL53 6LZ52.944618-4.339641242889341144SH428411Yes
LL53 6NJ52.918865-4.329668243467338258SH434382Yes
LL53 6NQ52.916628-4.329147243493338008SH434380Yes
LL53 6NX52.918771-4.322984243915338233SH439382Yes
LL53 6NZ52.91743-4.31476244464338066SH444380Yes
LL53 6PF52.918498-4.328206243563338214SH435382Yes
LL53 6PG52.949261-4.391428239428341775SH394417Yes
LL53 6PP52.904581-4.356874241585336729SH415367Yes
LL53 6PR52.917912-4.342038242632338179SH426381Yes
LL53 6PS52.919911-4.33502243111338386SH431383Yes
LL53 6PT52.92796-4.346821242347339307SH423393Yes
LL53 6PU52.931567-4.35535241786339727SH417397Yes
LL53 6PY52.93946-4.364024241232340624SH412406Yes
LL53 6RA52.942682-4.370213240828340996SH408409Yes
LL53 6RB52.943321-4.372421240682341072SH406410Yes
LL53 6RD52.949389-4.379199240249341762SH402417Yes
LL53 6RE52.956919-4.380357240199342602SH401426No
LL53 6RF52.936004-4.379521240178340274SH401402Yes
LL53 6RJ52.912566-4.323961243827337545SH438375Yes
LL53 6RL52.94173-4.393484239261340942SH392409Yes
LL53 6RQ52.907452-4.333963243137336998SH431369Yes
LL53 6RX52.913277-4.323002243895337622SH438376No
LL53 6RZ52.913502-4.322568243924337646SH439376Yes
LL53 6SE52.926703-4.375202240434339230SH404392Yes
LL53 6SF52.921054-4.336778242996338517SH429385Yes
LL53 6SG52.923622-4.332855243269338794SH432387Yes
LL53 6SH52.920483-4.332894243256338445SH432384Yes
LL53 6SJ52.914655-4.296094245708337717SH457377Yes
LL53 6SL52.919607-4.329887243454338341SH434383Yes
LL53 6SN52.920091-4.330433243420338396SH434383Yes
LL53 6SP52.934408-4.302169245371339927SH453399Yes
LL53 6SQ52.915986-4.301147245374337876SH453378Yes
LL53 6SR52.935761-4.317197244366340110SH443401Yes
LL53 6SS52.933924-4.338439242931339952SH429399Yes
LL53 6ST52.9387-4.337015243044340480SH430404Yes
LL53 6SU52.942493-4.321933244072340869SH440408Yes
LL53 6SW52.926586-4.317868244287339091SH442390Yes
LL53 6SX52.920421-4.297336245646338361SH456383Yes
LL53 6SY52.951188-4.304832245252341799SH452417Yes
LL53 6SZ52.932875-4.2931245975339737SH459397Yes
LL53 6TA52.950256-4.313477244667341714SH446417Yes
LL53 6TB52.950398-4.324143243952341753SH439417Yes
LL53 6TD52.955289-4.330123243567342310SH435423Yes
LL53 6TE52.920614-4.336308243026338467SH430384Yes
LL53 6TF52.921859-4.336077243047338605SH430386Yes
LL53 6TG52.920463-4.331182243371338439SH433384Yes
LL53 6TH52.919404-4.332018243310338323SH433383Yes
LL53 6TJ52.925374-4.302062245345338922SH453389Yes
LL53 6TQ52.942445-4.294782245896340805SH458408Yes
LL53 6TX52.914807-4.311437244678337767SH446377Yes
LL53 6TZ52.909548-4.313686244507337187SH445371Yes
LL53 6YL52.940782-4.377982240299340802SH402408No
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license