Question: zip code of san jose city nueva ecija
Answer: 81 sq mi ) Population ( 2015 census ) Total 139,738 Density 750 / km ( 1,900 / sq mi ) Time zone PST ( UTC + 8 ) ZIP code 3121 PSGC 034926000 IDD : area code + 63 ( 0 ) 44 Climate type Tropical monsoon climate Income class 3rd city income class Revenue ( ₱ ) 612,307,838.