Postal sector BT55 7
- The Diamond, Portstewart, BT55 7AA
- The Crescent, Portstewart, BT55 7AB
- The Promenade, Portstewart, BT55 7AD
- The Promenade, Portstewart, BT55 7AE
- The Promenade, Portstewart, BT55 7AF
- The Promenade, Portstewart, BT55 7AG
- Church Street, Portstewart, BT55 7AH
- Springfield Gardens, Portstewart, BT55 7AJ
- Enfield Street, Portstewart, BT55 7AL
- Heathmount, Portstewart, BT55 7AP
- Church Pass, Portstewart, BT55 7AQ
- Upper Heathmount, Portstewart, BT55 7AR
- The Hill, Portstewart, BT55 7AT
- Harryville, Portstewart, BT55 7AU
- Garden Avenue, Portstewart, BT55 7AW
- Harbour Road, Portstewart, BT55 7AX
- Harbour Place, Portstewart, BT55 7AY
- Hillside, Portstewart, BT55 7AZ
- Victoria Terrace, Portstewart, BT55 7BA
- Kinora Terrace, Portstewart, BT55 7BB
- Atlantic Circle, Portstewart, BT55 7BD
- Portmore Road, Portstewart, BT55 7BE
- Movilla Gardens, Portstewart, BT55 7BF
- High Road, Portstewart, BT55 7BG
- Burnside Mews, Portstewart, BT55 7BH
- Inishowen Crescent, Portstewart, BT55 7BJ
- Ferndale Avenue, Portstewart, BT55 7BL
- Lever Road, Portstewart, BT55 7BN
- Central Avenue, Portstewart, BT55 7BP
- Inishowen Park, Portstewart, BT55 7BQ
- Central Avenue, Portstewart, BT55 7BS
- Central Avenue, Portstewart, BT55 7BT
- Queenora Avenue, Portstewart, BT55 7BU
- Convention Avenue, Portstewart, BT55 7BW
- Old Coach Road, Portstewart, BT55 7BX
- York Avenue, Portstewart, BT55 7BY
- York Park, Portstewart, BT55 7BZ
- Station Road, Portstewart, BT55 7DA
- Portrush Road, Portstewart, BT55 7DB
- Portrush Road, Portstewart, BT55 7DD
- Portrush Road, Portstewart, BT55 7DE
- Millbank Avenue, Portstewart, BT55 7DF
- Millbank Avenue, Portstewart, BT55 7DG
- Swilly Road, Portstewart, BT55 7DH
- Swilly Road, Portstewart, BT55 7DJ
- Foyle Park, Portstewart, BT55 7DL
- Malin Crescent, Portstewart, BT55 7DN
- Culdaff Road, Portstewart, BT55 7DP
- Millbank Avenue, Portstewart, BT55 7DQ
- Burnside Road, Portstewart, BT55 7DR
- Seahaven Court, Portstewart, BT55 7DS
- St. Johns Close, Portstewart, BT55 7DT
- Sea Haven Park, Portstewart, BT55 7DU
- Movilla Road, Portstewart, BT55 7DW
- Seahaven Drive, Portstewart, BT55 7DX
- Millbrook Park, Portstewart, BT55 7DY
- Millbrook Avenue, Portstewart, BT55 7DZ
- The Diamond, Portstewart, BT55 7EA
- Lever Road, Portstewart, BT55 7EB
- Lever Road, Portstewart, BT55 7ED
- Lever Road, Portstewart, BT55 7EE
- Lever Road, Portstewart, BT55 7EF
- Mullaghacall Road, Portstewart, BT55 7EG
- Sunset Park, Portstewart, BT55 7EH
- Castleton Park, Portstewart, BT55 7EJ
- Mullaghacall Crescent, Portstewart, BT55 7EL
- Dunsuivnish Park, Portstewart, BT55 7EN
- Dunsuivnish Avenue, Portstewart, BT55 7EP
- Sunset Ridge, Portstewart, BT55 7EQ
- Millford Avenue, Portstewart, BT55 7ER
- Lever Park, Portstewart, BT55 7ES
- Lever Park, Portstewart, BT55 7ET
- Glenn Park, Portstewart, BT55 7EU
- Dunsuivnish Drive, Portstewart, BT55 7EW
- Cromore Park, Portstewart, BT55 7EX
- Millgrove Place, Portstewart, BT55 7EY
- Millhaven Park, Portstewart, BT55 7EZ
- Coachmans Court, Portstewart, BT55 7FA
- Lissadell Grove, Portstewart, BT55 7FB
- Lissadell Court, Portstewart, BT55 7FD
- Agherton Village, Portstewart, BT55 7FE
- Strand Road, Portstewart, BT55 7FF
- Meadowlands, Portstewart, BT55 7FG
- Swilly Drive, Portstewart, BT55 7FJ
- Swilly Park, Portstewart, BT55 7FL
- Garrylaban Court, Portstewart, BT55 7FN
- Garrylaban Manor, Portstewart, BT55 7FP
- Meadowlands Court, Portstewart, BT55 7FQ
- Kinora Terrace, Portstewart, BT55 7FR
- Lisderg Court, Portstewart, BT55 7FU
- Garrylaban Drive, Portstewart, BT55 7FW
- Millrush Drive, Portstewart, BT55 7FX
- Cromore Station, Portstewart, BT55 7GA
- Mill Cottages, Portstewart, BT55 7GB
- Old Mill Grange, Portstewart, BT55 7GD
- Old Mill Grange, Portstewart, BT55 7GE
- Atlantic Bay, Portstewart, BT55 7GF
- Rockland Drive, Portstewart, BT55 7GH
- Millstone Avenue, Portstewart, BT55 7GN
- Kinora Terrace, Portstewart, BT55 7GP
- Agherton Close, Portstewart, BT55 7GR
- Millstone Court, Portstewart, BT55 7GT
- Millstone, Portstewart, BT55 7GU
- Millstone Mews, Portstewart, BT55 7GW
- Millrush Court, Portstewart, BT55 7GX
- Millrush Park, Portstewart, BT55 7GY
- Millfort Close, Portstewart, BT55 7GZ
- Parklea, Portstewart, BT55 7HA
- Old Coach Road, Portstewart, BT55 7HB
- Old Coach Road, Portstewart, BT55 7HD
- Heatherlea Avenue, Portstewart, BT55 7HE
- Heatherlea Avenue, Portstewart, BT55 7HF
- Whyns Crescent, Portstewart, BT55 7HG
- Station Road, Portstewart, BT55 7HH
- St. Johns Close, Portstewart, BT55 7HJ
- Millstone Park, Portstewart, BT55 7HL
- Warren Crescent, Portstewart, BT55 7HN
- Coleraine Road, Portstewart, BT55 7HP
- Station Road, Portstewart, BT55 7HQ
- Coleraine Road, Portstewart, BT55 7HR
- Coleraine Road, Portstewart, BT55 7HS
- Coleraine Road, Portstewart, BT55 7HT
- Coleraine Road, Portstewart, BT55 7HU
- Old Coach Road, Portstewart, BT55 7HW
- Fairfield Road, Portstewart, BT55 7HX
- Woodvale Road, Portstewart, BT55 7HY
- Agherton Drive, Portstewart, BT55 7HZ
- Larkhill Road, Portstewart, BT55 7JA
- Ferndale Park, Portstewart, BT55 7JB
- Westminster Park, Portstewart, BT55 7JD
- Downing Park, Portstewart, BT55 7JE
- Woodvale Road, Portstewart, BT55 7JF
- Flowerfield Road, Portstewart, BT55 7JG
- Cappagh Road, Portstewart, BT55 7JH
- Newlands Crescent, Portstewart, BT55 7JJ
- Trinity Avenue, Portstewart, BT55 7JL
- The Diamond, Portstewart, BT55 7JN
- Coleraine Road, Portstewart, BT55 7JP
- Agherton Drive, Portstewart, BT55 7JQ
- Coleraine Road, Portstewart, BT55 7JR
- Enterprise Avenue, Portstewart, BT55 7JS
- Ashfield Drive, Portstewart, BT55 7JT
- Seafield Park, Portstewart, BT55 7JU
- Coleraine Road, Portstewart, BT55 7JW
- Seaview Drive, Portstewart, BT55 7JX
- Seaview Drive North, Portstewart, BT55 7JY
- Enterprise Parade, Portstewart, BT55 7JZ
- Enterprise Walk, Portstewart, BT55 7LA
- Burnside Road, Portstewart, BT55 7LB
- Burnside Road, Portstewart, BT55 7LD
- Royal Avenue, Portstewart, BT55 7LE
- Burnside, Portstewart, BT55 7LF
- Nursery Avenue, Portstewart, BT55 7LG
- Seafield Park South, Portstewart, BT55 7LH
- Seaforth Avenue, Portstewart, BT55 7LJ
- Strandview Avenue, Portstewart, BT55 7LL
- Strandview Drive, Portstewart, BT55 7LN
- Cromore Drive, Portstewart, BT55 7LP
- Prospect Road, Portstewart, BT55 7LQ
- Agherton Park, Portstewart, BT55 7LR
- Strand Road, Portstewart, BT55 7LS
- Strand Road, Portstewart, BT55 7LU
- Mill Gardens, Portstewart, BT55 7LW
- Strand Road, Portstewart, BT55 7LX
- Strand Road, Portstewart, BT55 7LY
- Strand Road, Portstewart, BT55 7LZ
- West Park, Portstewart, BT55 7NA
- West Avenue, Portstewart, BT55 7NB
- West Drive, Portstewart, BT55 7ND
- Berne Avenue, Portstewart, BT55 7NE
- Prospect Road, Portstewart, BT55 7NF
- Prospect Road, Portstewart, BT55 7NG
- Prospect Avenue, Portstewart, BT55 7NH
- Strand Crescent, Portstewart, BT55 7NJ
- Strand Crescent, Portstewart, BT55 7NL
- Winston Drive, Portstewart, BT55 7NN
- Regent Park, Portstewart, BT55 7NP
- Prospect Road, Portstewart, BT55 7NQ
- Gloucester Crescent, Portstewart, BT55 7NR
- Burnside Road, Portstewart, BT55 7NS
- Winston Drive, Portstewart, BT55 7NW
- Carrickbeg Avenue, Portstewart, BT55 7NX
- Ardmore Drive, Portstewart, BT55 7NY
- Cranfield Court, Portstewart, BT55 7NZ
- Berne Road, Portstewart, BT55 7PA
- Berne Road, Portstewart, BT55 7PB
- O'hara Drive, Portstewart, BT55 7PD
- Rock Drive, Portstewart, BT55 7PE
- Strand Road, Portstewart, BT55 7PF
- Strand Road, Portstewart, BT55 7PG
- Agherton Road, Portstewart, BT55 7PH
- Agherton Road, Portstewart, BT55 7PJ
- Coleraine Road, Portstewart, BT55 7PL
- Kiltinny Road, Portstewart, BT55 7PN
- Roselick Road, Portstewart, BT55 7PP
- Mill Road, Portstewart, BT55 7PQ
- Craigtown Lane, Portstewart, BT55 7PS
- Ballyreagh Road, Portstewart, BT55 7PT
- Station Road, Portstewart, BT55 7PU
- Cromore Road, Portstewart, BT55 7PW
- Apollo Road, Portstewart, BT55 7PX
- Old Coleraine Road, Portstewart, BT55 7PZ
- Ballyleese Park, Portstewart, BT55 7QA
- Ballyaghran Court, Portstewart, BT55 7QB
- Cromlech Park, Portstewart, BT55 7QD
- Prospect Park, Portstewart, BT55 7QE
- Strand Road, Portstewart, BT55 7QF
- Strand Cottages, Portstewart, BT55 7QG
- Quarryhill, Portstewart, BT55 7QH
- Agherton Court, Portstewart, BT55 7QJ
- Aghermore Close, Portstewart, BT55 7QL
- Aghermore Court, Portstewart, BT55 7QN
- Aghermore Crescent, Portstewart, BT55 7QP
- Aghermore Drive, Portstewart, BT55 7QQ
- Aghermore Gardens, Portstewart, BT55 7QR
- Aghermore Mews, Portstewart, BT55 7QS
- Aghermore Avenue, Portstewart, BT55 7QT
- Cromlech Court, Portstewart, BT55 7QU
- Cromlech Gardens, Portstewart, BT55 7QW
- Cromlech Mews, Portstewart, BT55 7QX
- Rockland Gardens, Portstewart, BT55 7QY
- Cromlech Close, Portstewart, BT55 7QZ
- Heathmount Hall, Portstewart, BT55 7RA
- Mill Lane, Portstewart, BT55 7RB
- Cappagh More Manor, Portstewart, BT55 7RD
- Agherton Halls, Portstewart, BT55 7RE
- Mill Park, Portstewart, BT55 7RG
- Portmore Road, Portstewart, BT55 7RL
- Church Street, Portstewart, BT55 7RP
- Flowerfield Court, Portstewart, BT55 7RQ
- Old Church Court, Portstewart, BT55 7RR
- Portmore Road, Portstewart, BT55 7RS
- The Edgewater, Portstewart, BT55 7RT
- Ocean Drive, Portstewart, BT55 7RU
- Lissadell Mews, Portstewart, BT55 7RW
- Agherton Lane, Portstewart, BT55 7RX
- Cappagh Avenue, Portstewart, BT55 7RY
- Cappagh Avenue, Portstewart, BT55 7RZ
- Turnberry Mews, Portstewart, BT55 7SA
- Adam Clarke Gardens, Portstewart, BT55 7SB
- Ballyaghran Park, Portstewart, BT55 7SD
- Mill Road, Portstewart, BT55 7SE
- Prospect Court, Portstewart, BT55 7SF
- Dunsuivnish Grange, Portstewart, BT55 7SG
- Highview Court, Portstewart, BT55 7SH
- Mill Court, Portstewart, BT55 7SJ
- Berne Road, Portstewart, BT55 7SL
- Millbank Court, Portstewart, BT55 7SN
- Knockancor Drive, Portstewart, BT55 7SP
- Cromie Park, Portstewart, BT55 7SQ
- Whitehaven Mews, Portstewart, BT55 7SR
- Meadow Gardens, Portstewart, BT55 7SS
- Meadow Park, Portstewart, BT55 7ST
- Cappagh Grove, Portstewart, BT55 7SU
- Mill Road, Portstewart, BT55 7SW
- Lissadell Gardens, Portstewart, BT55 7SX
- Lissadell Avenue, Portstewart, BT55 7SY
- Cappagh Park, Portstewart, BT55 7SZ
- Lissadell Avenue, Portstewart, BT55 7TB
- Carrig Na Cule, Portstewart, BT55 7TD
- Castle View, Portstewart, BT55 7TF
- Swilly Mews, Portstewart, BT55 7TJ
- Swilly Close, Portstewart, BT55 7TL
- Galvally Mews, Portstewart, BT55 7TP
- Seafield Mews, Portstewart, BT55 7TR
- Ocean Green, Portstewart, BT55 7TT
- Cappagh More Square, Portstewart, BT55 7TX
- Galvally Close, Portstewart, BT55 7TZ
- Station Park, Portstewart, BT55 7UA
- Station Court, Portstewart, BT55 7UB
- Henry O'neill Heights, Portstewart, BT55 7UD
- Galvally Gardens, Portstewart, BT55 7UE
- Hatheran Gardens, Portstewart, BT55 7UF
- Lisderg Gardens, Portstewart, BT55 7UG
- Swilly Green, Portstewart, BT55 7UH
- Hatheran Avenue, Portstewart, BT55 7UJ
- Hatheran Square, Portstewart, BT55 7UL
- Station Halt, Portstewart, BT55 7UN
- Agherton Lane, Portstewart, BT55 7UQ
- Coachwall Park, Portstewart, BT55 7UR
- Hatheran Mews, Portstewart, BT55 7US
- Cappagh Green, Portstewart, BT55 7UT
- Cappagh More Court, Portstewart, BT55 7UW
- Ballygelagh Village, Portstewart, BT55 7WA
- West Court, Portstewart, BT55 7WB
- Portstewart, BT55 7YZ