Well the following NET exam centers has been declared by the UGC so you can have a look

GUNTUR
TIRUPATHI
VISAKHAPATNAM
PORTBLAIR
ITANAGAR
GUWAHATI
SILCHAR ( ASSAM )
DIBRUGARH
TEZPUR
BHAGALPUR
PATNA
CHANDIGARH
BILASPUR
RAIPUR
NEW DELHI
GOA
AHMEDABAD
PATAN
RAJKOT
VADODARA
FARIDABAD
HISSAR
KURKSHETRA
MURTHAL ( SONEPAT )
DHARMSHALA
SHIMLA
JAMMU
SRINAGAR ( J&K )
RANCHI
BENGALURU
DHARWAD
GULBARGA
MANGALORE
MYSORE
KOCHI
KOZKIKODE
THIRVANANTHAPURAM
BHOPAL
GWALIOR
INDORE
JABALPUR
REWA
Ujjain
AMRAVATI
AURANGABAD
JALGAON
KOLHAPUR
MUMBAI
NAGPUR
SOLAPUR
PUNE
IMPHAL
SHILLONG
AIZAWAL
KOHIMA
BERHAMPUR
BHUBANESWAR
SAMBALPUR
PUDUCHERRY
AMRITSAR
PATIALA
AJMER
BIKANER
JAIPUR
JODHPUR
KOTA
UDAIPUR
GANGTOK ( SIKKIM )
CHENNAI
COIMBATORE
MADURA
TIRUCHIRAPALLI
HYDERABAD
AGARTALA
AGRA
ALIGARH
ALLAHABAD
BAREILLY
GORAKHPUR
KANPUR
LUCKNOW
MEERUT
VARANASI
DEHRADUN
NANITAL
SRINAGAR ( UTTRAKHAND )
BURDWAN
DARJEELING
KOLKATA