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Existing postcodes on B1 1

B1 1AAB1 1ADB1 1AGB1 1AH
B1 1AQB1 1ATB1 1AYB1 1AZ
B1 1BAB1 1BBB1 1BDB1 1BE
B1 1BFB1 1BGB1 1BHB1 1BJ
B1 1BLB1 1BNB1 1BQB1 1BT
B1 1BUB1 1BWB1 1BXB1 1BY
B1 1BZB1 1DAB1 1DBB1 1DD
B1 1DEB1 1DFB1 1DGB1 1DH
B1 1DJB1 1DLB1 1DNB1 1DR
B1 1DSB1 1DWB1 1DXB1 1ED
B1 1EEB1 1EFB1 1EGB1 1EH
B1 1EJB1 1ELB1 1ENB1 1EP
B1 1EQB1 1ERB1 1ESB1 1EU
B1 1EWB1 1EYB1 1EZB1 1FE
B1 1FLB1 1GSB1 1GTB1 1HB
B1 1HGB1 1HHB1 1HJB1 1HL
B1 1HNB1 1HPB1 1HQB1 1HR
B1 1HUB1 1HWB1 1HXB1 1HY
B1 1JBB1 1JDB1 1JEB1 1JG
B1 1JHB1 1JJB1 1JLB1 1JP
B1 1JQB1 1JRB1 1JSB1 1JU
B1 1JWB1 1JXB1 1JYB1 1LA
B1 1LBB1 1LDB1 1LEB1 1LF
B1 1LGB1 1LHB1 1LJB1 1LL
B1 1LNB1 1LPB1 1LRB1 1LS
B1 1LTB1 1LUB1 1LWB1 1LX
B1 1LYB1 1LZB1 1NAB1 1NB
B1 1NDB1 1NEB1 1NGB1 1NH
B1 1NJB1 1NLB1 1NNB1 1NP
B1 1NQB1 1NSB1 1NTB1 1NU
B1 1NWB1 1NXB1 1NYB1 1PA
B1 1PBB1 1PDB1 1PEB1 1PF
B1 1PGB1 1PHB1 1PLB1 1PN
B1 1PPB1 1PQB1 1PRB1 1PS
B1 1PTB1 1PUB1 1PWB1 1PX
B1 1PYB1 1PZB1 1QAB1 1QB
B1 1QDB1 1QEB1 1QFB1 1QG
B1 1QHB1 1QJB1 1QLB1 1QN
B1 1QPB1 1QQB1 1QRB1 1QS
B1 1QTB1 1QUB1 1QWB1 1QX
B1 1QYB1 1QZB1 1RBB1 1RD
B1 1REB1 1RFB1 1RGB1 1RH
B1 1RJB1 1RLB1 1RNB1 1RP
B1 1RQB1 1RRB1 1RSB1 1RT
B1 1RUB1 1RWB1 1RXB1 1RY
B1 1RZB1 1SAB1 1SBB1 1SD
B1 1SEB1 1SFB1 1SGB1 1SH
B1 1SJB1 1SLB1 1SNB1 1SP
B1 1SRB1 1SSB1 1SUB1 1SW
B1 1SXB1 1SYB1 1SZB1 1TA
B1 1TBB1 1TDB1 1TEB1 1TF
B1 1TGB1 1THB1 1TJB1 1TL
B1 1TNB1 1TPB1 1TQB1 1TR
B1 1TSB1 1TTB1 1TUB1 1TW
B1 1TXB1 1TYB1 1TZB1 1UA
B1 1UBB1 1UDB1 1UEB1 1UF
B1 1UGB1 1UHB1 1UJB1 1UL
B1 1UNB1 1UPB1 1UQB1 1UR
B1 1USB1 1UTB1 1UUB1 1UW
B1 1UXB1 1UYB1 1UZB1 1WA
B1 1WBB1 1WDB1 1WEB1 1WN
B1 1WPB1 1WQB1 1WTB1 1WU
B1 1WZB1 1XAB1 1XDB1 1XL
B1 1XTB1 1XXB1 1YBB1 1YD
B1 1YQB1 1ZDB1 1ZQB1 1ZR
B1 1ZTB1 1ZUB1 1ZW