LL57 4 postcode sector in the LL57 district

LL57 4 is a sector of the LL57 district: every postcode that starts LL57 4. It has 228 postcodes in use, 6 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the LL57 4 sector, by gigabit broadband

Map of every postcode in the LL57 4 sector, by gigabit broadband Of the 228 postcodes in the LL57 4 sector that ONS places, 42 have no home or business that can get gigabit, 66 have some that can, 114 can all get it and 6 have no Ofcom figure. 2 groups of postcodes without gigabit are outlined: 11 postcodes without gigabit; 7 postcodes without gigabit. Places named: Bangor, Menai Bridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A5A55A5025A487 LL57 4FS: no Ofcom figureLL57 4FW: no Ofcom figureLL57 4HT: no Ofcom figureLL57 4PF: no Ofcom figureLL57 4YJ: no Ofcom figureLL57 4AB: gigabit for allLL57 4AF: gigabit for allLL57 4AL: gigabit for allLL57 4AP: gigabit for allLL57 4AS: gigabit for allLL57 4AT: gigabit for allLL57 4AW: gigabit for allLL57 4BE: gigabit for allLL57 4BJ: gigabit for allLL57 4BS: gigabit for allLL57 4BZ: gigabit for allLL57 4DF: gigabit for allLL57 4DH: gigabit for allLL57 4DL: gigabit for allLL57 4DN: gigabit for allLL57 4DP: gigabit for allLL57 4DQ: gigabit for allLL57 4DR: gigabit for allLL57 4DS: gigabit for allLL57 4DU: gigabit for allLL57 4EL: gigabit for allLL57 4EN: gigabit for allLL57 4EP: gigabit for allLL57 4ER: gigabit for allLL57 4ES: gigabit for allLL57 4EZ: gigabit for allLL57 4FA: gigabit for allLL57 4FE: gigabit for allLL57 4FL: gigabit for allLL57 4FP: gigabit for allLL57 4FR: gigabit for allLL57 4GA: gigabit for allLL57 4GD: gigabit for allLL57 4HD: gigabit for allLL57 4HF: gigabit for allLL57 4HG: gigabit for allLL57 4HH: gigabit for allLL57 4HR: gigabit for allLL57 4LH: gigabit for allLL57 4LN: gigabit for allLL57 4LR: gigabit for allLL57 4LS: gigabit for allLL57 4LX: gigabit for allLL57 4NA: gigabit for allLL57 4NB: gigabit for allLL57 4NE: gigabit for allLL57 4NF: gigabit for allLL57 4NG: gigabit for allLL57 4NL: gigabit for allLL57 4NN: gigabit for allLL57 4NP: gigabit for allLL57 4NS: gigabit for allLL57 4NT: gigabit for allLL57 4NU: gigabit for allLL57 4NW: gigabit for allLL57 4NY: gigabit for allLL57 4PA: gigabit for allLL57 4PB: gigabit for allLL57 4PD: gigabit for allLL57 4PE: gigabit for allLL57 4PG: gigabit for allLL57 4PL: gigabit for allLL57 4PN: gigabit for allLL57 4PS: gigabit for allLL57 4PY: gigabit for allLL57 4RU: gigabit for allLL57 4RW: gigabit for allLL57 4RY: gigabit for allLL57 4SA: gigabit for allLL57 4SD: gigabit for allLL57 4SH: gigabit for allLL57 4SR: gigabit for allLL57 4SS: gigabit for allLL57 4ST: gigabit for allLL57 4SW: gigabit for allLL57 4SX: gigabit for allLL57 4SY: gigabit for allLL57 4TE: gigabit for allLL57 4TF: gigabit for allLL57 4TG: gigabit for allLL57 4TH: gigabit for allLL57 4TN: gigabit for allLL57 4TQ: gigabit for allLL57 4TS: gigabit for allLL57 4TT: gigabit for allLL57 4TW: gigabit for allLL57 4UA: gigabit for allLL57 4UD: gigabit for allLL57 4UE: gigabit for allLL57 4UT: gigabit for allLL57 4YN: gigabit for allLL57 4YP: gigabit for allLL57 4YR: gigabit for allLL57 4YS: gigabit for allLL57 4YU: gigabit for allLL57 4AA: some gigabitLL57 4AE: some gigabitLL57 4AH: some gigabitLL57 4AR: some gigabitLL57 4AX: some gigabitLL57 4AY: some gigabitLL57 4BA: some gigabitLL57 4BB: some gigabitLL57 4BG: some gigabitLL57 4BL: some gigabitLL57 4BN: some gigabitLL57 4BP: some gigabitLL57 4BQ: some gigabitLL57 4BU: some gigabitLL57 4BY: some gigabitLL57 4DA: some gigabitLL57 4DB: some gigabitLL57 4DG: some gigabitLL57 4DT: some gigabitLL57 4DX: some gigabitLL57 4DY: some gigabitLL57 4EA: some gigabitLL57 4EB: some gigabitLL57 4EF: some gigabitLL57 4EH: some gigabitLL57 4EJ: some gigabitLL57 4EQ: some gigabitLL57 4EW: some gigabitLL57 4EX: some gigabitLL57 4FH: some gigabitLL57 4HE: some gigabitLL57 4HP: some gigabitLL57 4HU: some gigabitLL57 4HW: some gigabitLL57 4HY: some gigabitLL57 4LB: some gigabitLL57 4LD: some gigabitLL57 4LG: some gigabitLL57 4LJ: some gigabitLL57 4LP: some gigabitLL57 4LU: some gigabitLL57 4LW: some gigabitLL57 4PW: some gigabitLL57 4SB: some gigabitLL57 4SG: some gigabitLL57 4SJ: some gigabitLL57 4SU: some gigabitLL57 4TA: some gigabitLL57 4TB: some gigabitLL57 4TL: some gigabitLL57 4UB: some gigabitLL57 4UF: some gigabitLL57 4UG: some gigabitLL57 4UH: some gigabitLL57 4UN: some gigabitLL57 4UR: some gigabitLL57 4UU: some gigabitLL57 4UY: some gigabitLL57 4YA: some gigabitLL57 4YB: some gigabitLL57 4YD: some gigabitLL57 4YH: some gigabitLL57 4YW: some gigabitLL57 4YY: some gigabitLL57 4AU: some gigabitLL57 4UW: some gigabitLL57 4AD: no gigabitLL57 4AG: no gigabitLL57 4AJ: no gigabitLL57 4AZ: no gigabitLL57 4BD: no gigabitLL57 4BT: no gigabitLL57 4BX: no gigabitLL57 4DJ: no gigabitLL57 4DZ: no gigabitLL57 4ED: no gigabitLL57 4EE: no gigabitLL57 4EG: no gigabitLL57 4FD: no gigabitLL57 4FF: no gigabitLL57 4FG: no gigabitLL57 4FJ: no gigabitLL57 4FN: no gigabitLL57 4FQ: no gigabitLL57 4HJ: no gigabitLL57 4HN: no gigabitLL57 4LE: no gigabitLL57 4LQ: no gigabitLL57 4LZ: no gigabitLL57 4ND: no gigabitLL57 4NR: no gigabitLL57 4PP: no gigabitLL57 4PR: no gigabitLL57 4RA: no gigabitLL57 4RB: no gigabitLL57 4RD: no gigabitLL57 4RE: no gigabitLL57 4RF: no gigabitLL57 4RG: no gigabitLL57 4RH: no gigabitLL57 4RJ: no gigabitLL57 4RL: no gigabitLL57 4RN: no gigabitLL57 4RP: no gigabitLL57 4SP: no gigabitLL57 4TJ: no gigabitLL57 4UX: no gigabitLL57 4YG: no gigabit BangorMenai Bridge 11 postcodes without gigabit, outlined: this goes to LL57 4RD, the one nearest the middle of them11 postcodes without gigabit7 postcodes without gigabit, outlined: this goes to LL57 4FJ, the one nearest the middle of them7 postcodes without gigabit Map of every postcode in the LL57 4 sector, by gigabit broadband Of the 228 postcodes in the LL57 4 sector that ONS places, 42 have no home or business that can get gigabit, 66 have some that can, 114 can all get it and 6 have no Ofcom figure. 2 groups of postcodes without gigabit are outlined: 11 postcodes without gigabit; 7 postcodes without gigabit. Places named: Bangor, Menai Bridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A55 BangorMenai Bridge
  • No home or business can get gigabit: 42
  • Some can get gigabit: 66
  • Every home and business can get gigabit: 114
  • Ofcom gives no figure: 6
  • Outline: where 5 or more postcodes without gigabit lie together

Of the 228 postcodes in the LL57 4 sector that ONS places, 42 have no home or business that can get gigabit, 66 have some that can, 114 can all get it and 6 have no Ofcom figure.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. A dashed outline shows where 5 or more lie within 290 metres of each other. It is not a boundary, and no boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; gigabit: Ofcom, Connected Nations, Spring 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Postcodes without gigabit

42 postcodes here have no gigabit. These are the 12 first in postcode order.

LL57 4ADLL57 4AGLL57 4AJLL57 4AZLL57 4BDLL57 4BTLL57 4BXLL57 4DJLL57 4DZLL57 4EDLL57 4EELL57 4EG

Where the postcodes without gigabit lie together

  • 11 postcodes without gigabit, outlined on the map. LL57 4RD, is the one nearest the middle of them.
  • 7 postcodes without gigabit, outlined on the map. LL57 4FJ, is the one nearest the middle of them.

What do homes sell for in LL57 4?

Homes in LL57 4 sold for a typical £210,000 in the 12 months to August 2026, across 59 sales, up 9.1% on the 12 months before, HM Land Registry's figures show.

£210,000 typical price, the 12 months to August 2026
£192,500 12 months to August 2025
▲ up 9.1% on the 12 months before
  • Detached £242,500 17 sales
  • Semi-detached £240,000 20 sales
  • Terraced £170,000 20 sales
  • Flat or maisonette 2 sales, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value at the postcodes that start LL57 4. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in LL57 4

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

LL57 4AALL57 4ABLL57 4ADLL57 4AELL57 4AFLL57 4AGLL57 4AHLL57 4AJLL57 4ALLL57 4ANLL57 4APLL57 4ARLL57 4ASLL57 4ATLL57 4AULL57 4AWLL57 4AXLL57 4AYLL57 4AZLL57 4BALL57 4BBLL57 4BDLL57 4BELL57 4BGLL57 4BJLL57 4BLLL57 4BNLL57 4BPLL57 4BQLL57 4BSLL57 4BTLL57 4BULL57 4BXLL57 4BYLL57 4BZLL57 4DALL57 4DBLL57 4DFLL57 4DGLL57 4DHLL57 4DJLL57 4DLLL57 4DNLL57 4DPLL57 4DQLL57 4DRLL57 4DSLL57 4DTLL57 4DULL57 4DXLL57 4DYLL57 4DZLL57 4EALL57 4EBLL57 4EDLL57 4EELL57 4EFLL57 4EGLL57 4EHLL57 4EJLL57 4ELLL57 4ENLL57 4EPLL57 4EQLL57 4ERLL57 4ESLL57 4ETLL57 4EULL57 4EWLL57 4EXLL57 4EYLL57 4EZLL57 4FALL57 4FDLL57 4FELL57 4FFLL57 4FGLL57 4FHLL57 4FJLL57 4FLLL57 4FNLL57 4FPLL57 4FQLL57 4FRLL57 4FSLL57 4FTLL57 4FWLL57 4GALL57 4GDLL57 4HALL57 4HBLL57 4HDLL57 4HELL57 4HFLL57 4HGLL57 4HHLL57 4HJLL57 4HNLL57 4HPLL57 4HRLL57 4HTLL57 4HULL57 4HWLL57 4HYLL57 4LBLL57 4LDLL57 4LELL57 4LGLL57 4LHLL57 4LJLL57 4LNLL57 4LPLL57 4LQLL57 4LRLL57 4LSLL57 4LTLL57 4LULL57 4LWLL57 4LXLL57 4LZLL57 4NALL57 4NBLL57 4NDLL57 4NELL57 4NFLL57 4NGLL57 4NHLL57 4NLLL57 4NNLL57 4NPLL57 4NRLL57 4NSLL57 4NTLL57 4NULL57 4NWLL57 4NYLL57 4PALL57 4PBLL57 4PDLL57 4PELL57 4PFLL57 4PGLL57 4PHLL57 4PLLL57 4PNLL57 4PPLL57 4PRLL57 4PSLL57 4PTLL57 4PULL57 4PWLL57 4PYLL57 4RALL57 4RBLL57 4RDLL57 4RELL57 4RFLL57 4RGLL57 4RHLL57 4RJLL57 4RLLL57 4RNLL57 4RPLL57 4RRLL57 4RULL57 4RWLL57 4RYLL57 4SALL57 4SBLL57 4SDLL57 4SELL57 4SFLL57 4SGLL57 4SHLL57 4SJLL57 4SNLL57 4SPLL57 4SRLL57 4SSLL57 4STLL57 4SULL57 4SWLL57 4SXLL57 4SYLL57 4TALL57 4TBLL57 4TDLL57 4TELL57 4TFLL57 4TGLL57 4THLL57 4TJLL57 4TLLL57 4TNLL57 4TQLL57 4TRLL57 4TSLL57 4TTLL57 4TWLL57 4UALL57 4UBLL57 4UDLL57 4UELL57 4UFLL57 4UGLL57 4UHLL57 4ULLL57 4UNLL57 4UPLL57 4URLL57 4UTLL57 4UULL57 4UWLL57 4UXLL57 4UYLL57 4YALL57 4YBLL57 4YDLL57 4YGLL57 4YHLL57 4YJLL57 4YNLL57 4YPLL57 4YRLL57 4YSLL57 4YULL57 4YWLL57 4YY

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

Check a postcode

Something wrong on this page? Report an error and we will check it against the source.