Postcodes in the B1 area.

B1 1AYB1 1BAB1 1BBB1 1BDB1 1BEB1 1BLB1 1BNB1 1BTB1 1BXB1 1BYB1 1DAB1 1DBB1 1DDB1 1DHB1 1DRB1 1DWB1 1EGB1 1EQB1 1HHB1 1HLB1 1HNB1 1HPB1 1HRB1 1JGB1 1JLB1 1JRB1 1JWB1 1JXB1 1JYB1 1LAB1 1LBB1 1LEB1 1LJB1 1LNB1 1LPB1 1LSB1 1LTB1 1LWB1 1LXB1 1LYB1 1NBB1 1NGB1 1NHB1 1NNB1 1NQB1 1NSB1 1NXB1 1PEB1 1PGB1 1PPB1 1PQB1 1PRB1 1PTB1 1PUB1 1PWB1 1QDB1 1QFB1 1QGB1 1QHB1 1QJB1 1QLB1 1QPB1 1QUB1 1RBB1 1RDB1 1REB1 1RFB1 1RGB1 1RHB1 1RLB1 1RNB1 1RQB1 1RRB1 1RSB1 1RTB1 1RYB1 1RZB1 1SAB1 1SBB1 1SEB1 1SFB1 1SGB1 1SJB1 1SLB1 1SNB1 1SRB1 1SUB1 1SWB1 1SYB1 1SZB1 1TAB1 1TBB1 1TFB1 1TGB1 1THB1 1TJB1 1TQB1 1TSB1 1TTB1 1TUB1 1TWB1 1TXB1 1TZB1 1UBB1 1UDB1 1UEB1 1UFB1 1UGB1 1UHB1 1UJB1 1UPB1 1UQB1 1XLB1 1ZQB1 2AAB1 2ABB1 2AFB1 2AHB1 2AJB1 2ALB1 2ANB1 2APB1 2BJB1 2BLB1 2DJB1 2DNB1 2DRB1 2DSB1 2DTB1 2DYB1 2EAB1 2EJB1 2ELB1 2EPB1 2HBB1 2HDB1 2HEB1 2HFB1 2HGB1 2HJB1 2HLB1 2HNB1 2HPB1 2HQB1 2HRB1 2HSB1 2HTB1 2HWB1 2HZB1 2JBB1 2JFB1 2JHB1 2JJB1 2JPB1 2JQB1 2JRB1 2JSB1 2JTB1 2JUB1 2JXB1 2JZB1 2LAB1 2LBB1 2LFB1 2LGB1 2LHB1 2LJB1 2LLB1 2LNB1 2LPB1 2LSB1 2NBB1 2NDB1 2NFB1 2NHB1 2NJB1 2NNB1 2NPB1 2NRB1 2NTB1 2NUB1 2NWB1 2NXB1 2PDB1 2PJB1 2PLB1 2PNB1 2PPB1 2PRB1 2PSB1 2PTB1 2PUB1 2PWB1 2PXB1 2PYB1 2PZB1 2QAB1 2QBB1 2QDB1 2QLB1 2QQB1 2QZB1 2RAB1 2RFB1 2RQB1 2RRB1 2RTB1 2RUB1 2RXB1 2SGB1 2SLB1 2SNB1 2SSB1 2STB1 2SWB1 2TJB1 2TLB1 2TZB1 2UHB1 2UJB1 2ULB1 2UNB1 2UUB1 2YNB1 3AAB1 3AGB1 3AHB1 3AJB1 3ALB1 3APB1 3AQB1 3ARB1 3ASB1 3BDB1 3BNB1 3BPB1 3BXB1 3BZB1 3DAB1 3DBB1 3DDB1 3DEB1 3DHB1 3DJB1 3DPB1 3DRB1 3EAB1 3EDB1 3EEB1 3EFB1 3EGB1 3ELB1 3ENB1 3EPB1 3ESB1 3HEB1 3HHB1 3HNB1 3HQB1 3HRB1 3HSB1 3JAB1 3JGB1 3JHB1 3JNB1 3JPB1 3JRB1 3LAB1 3LDB1 3LLB1 3LRB1 3LZB1 3NDB1 3NJB1 3NLB1 3NSB1 3NUB1 3NYB1 3NZB1 3PAB1 3PBB1 3PEB1 3PFB1 3PJB1 3PPB1 3PQB1 3PRB1 3PSB1 3PTB1 3QAB1 3QHB1 3QJB1 3QNB1 3QQB1 3RAB1 3RBB1 3RDB1 3RHB1 3RJB1 3RQB1 3WEB1 3XXB1 3ZZ

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