Sitamarhi have 27 pincodes.

Sitamarhi 2 locations 843301
Sitamarhi Bazar 29 locations 843302
Athri 6 locations 843311
Bairgania 11 locations 843313
Bajpatti 19 locations 843314
Barharwa (Sitamarhi) 13 locations 843315
Belsand 15 locations 843316
Bhutahi 11 locations 843317
Budhnagra Deorhi 6 locations 843318
Choraut 9 locations 843319
Janakpur Road 22 locations 843320
Majhaulia Estate 7 locations 843322
Manikchowk 10 locations 843323
Parihar 23 locations 843324
Parsauni 9 locations 843325
Raipur (Sitamarhi) 9 locations 843326
Riga 22 locations 843327
Runnisaidpur 13 locations 843328
Sonbersa 8 locations 843330
Sursand 17 locations 843331
Majorganj 12 locations 843332
Nanpur 14 locations 843333
Piprarhi 11 locations 843334
Akhta 1 locations 843351
Jajuar 5 locations 843360
Nayatola 1 locations 847302
Chakauti 1 locations 847307