Map of BT29 4ZJ postcode 
        No longer in use
    
	
  
      
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            General information
            
              
                
              
              
                
                  | Postcode | BT29 4ZJ | 
                  
                    | Post Town | Belfast, Crumlin | 
                
                
                
                  | Businesses | 
                        No businesses found
                     | 
              
              
            
          
        
          
            Geography
            
              
              
              
                
                  |  | Latitude | 54.597677 | 
                
                  |  | Longitude | -6.215634 | 
                  
                    |  | Easting | 127811 | 
                  
                    |  | Northing | 530672 | 
                  
                    |  | Grid reference | NW278306 | 
                
                  |  | UTM reference | 29U 679866 6053586 | 
                
                  |  | what3words | spreading.sandwich.saunas | 
                
                  |  | FixPhrase | crumpet lively sustained unvocal | 
                  
                    |  | Plus code | 9C6MHQXM+3P | 
                
                  |  | Altitude | 79 metres (258 feet) | 
                
                  |  | Sunrise (today) | 7:26 | 
                
                  |  | Sunset (today) | 16:52 | 
                
                  |  | Distance away |  | 
                  
                    |  | Distance to sea | 19.8 KMs (12.3 miles) | 
              
              
            
          
        
        
            
              
              
                Administrative areas 
              
                
                  
                        
                          | Ward | Glenavy | N08000718 | 
                      
                        | District | Lisburn and Castlereagh | N09000007 | 
                      
                        | Constituency (2024) | South Antrim | N05000014 | 
                        | MP | Robin Swann | Ulster Unionist Party | 
|---|
                      | Police force | PSNI | 
|---|
                      | Water company | Northern Ireland Water | 
|---|
                      
                        | NUTS/ITL 3 | Lisburn and Castlereagh | 
                      
                        | NUTS/ITL 2 | Northern Ireland | 
                      
                        | NUTS/ITL 1 | Northern Ireland | 
                    
                      | Country | Northern Ireland | N92000002 | 
                  
                  
                
              
          
    
      
        Data
        
          
              
                | Date introduced | May 2015 | 
              
                | Date usage ended | August 2015 | 
            
              | Last updated | September 2025 | 
              
                | User type | Small (addresses receive less than 25 items of mail per day) | 
                    
              
                | Quality | Imputed by ONS by reference to surrounding postcode grid references | 
          
          
        
      
          
          
        
          
            Demographics
            
              
                
                  | Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | 
                  | Census output area (2021) | N20002288 |  | 
|---|
                  | Census output area (2011) | 6B2 |  | 
|---|
                  | Lower layer super output area (2011) | Glenavy 1 | 95SS11S1 | 
|---|
                  | Travel to work area | Belfast | N12000002 | 
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          Useful links for BT29 4ZJ
          
         
          
      
  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