here is the list of all stations which is available on railway gov site but not on erail
one reason is erail shows only running train stations so might be under construction
0 "ABZ"
1 "ACOI"
...
more... 2 "AKOT"
3 "AMX"
4 "ANI"
5 "ANKX"
6 "ASV"
7 "ATR"
8 "AYB"
9 "BGW"
10 "BHLI"
11 "BHV"
12 "BHWA"
13 "BMC"
14 "BNDN"
15 "BNSA"
16 "BNWS"
17 "BOV"
18 "BRDA"
19 "BRDH"
20 "BRKH"
21 "BUB"
22 "CGLA"
23 "CHKB"
24 "CHTS"
25 "CKK"
26 "CNN"
27 "CRN"
28 "CRWL"
29 "DBKA"
30 "DBO"
31 "DGT"
32 "DIQ"
33 "DLPR"
34 "DNRP"
35 "DPW"
36 "DVH"
37 "FPS"
38 "G G"
39 "GDU"
40 "GELA"
41 "GGM"
42 "GGS"
43 "GK"
44 "GOI"
45 "GOPG"
46 "GPT"
47 "GUX"
48 "HBG"
49 "HKR"
50 "HLG"
51 "HMT"
52 "IDAR"
53 "IDGH"
54 "INDM"
55 "J J"
56 "JADR"
57 "JBL"
58 "JLY"
59 "JMKL"
60 "JO"
61 "JONR"
62 "JRI"
63 "JRWN"
64 "JTG"
65 "JYM"
66 "KDBM"
67 "KDLG"
68 "KDLP"
69 "KFP"
70 "KGND"
71 "KHMA"
72 "KLOD"
73 "KLZ"
74 "KPDH"
75 "KPKD"
76 "KRBO"
77 "KRCD"
78 "KRDH"
79 "KRSH"
80 "KRU"
81 "KTKH"
82 "KTOA"
83 "KUTL"
84 "KWB"
85 "KWF"
86 "LDE"
87 "LFG"
88 "LGB"
89 "LIG"
90 "LMP"
91 "LNH"
92 "LNQ"
93 "LOD"
94 "LSD"
95 "LTA"
96 "MABG"
97 "MDLM"
98 "MFR"
99 "MGVK"
100 "MHDP"
101 "MLU"
102 "MPML"
103 "MQQ"
104 "MRDD"
105 "MRH"
106 "MWR"
107 "MZN"
108 "NAR"
109 "NBVJ"
110 "NDNI"
111 "NHM"
112 "NIR"
113 "NJM"
114 "NKR"
115 "NLC"
116 "NLK"
117 "NMA"
118 "NRD"
119 "NRPD"
120 "NSZ"
121 "NWA"
122 "PDE"
123 "PDQ"
124 "PDR"
125 "PED"
126 "PGDP"
127 "PNJ"
128 "PQA"
129 "PRDH"
130 "PRJ"
131 "PSK"
132 "PSX"
133 "PTS"
134 "PTZ"
135 "PUE"
136 "PYG"
137 "QMRS"
138 "R P"
139 "RAJR"
140 "RDD"
141 "RGQ"
142 "RHNE"
143 "RKH"
144 "RMO"
145 "RNU"
146 "RSWT"
147 "S R"
148 "SASR"
149 "SBHN"
150 "SBY"
151 "SDGM"
152 "SDPN"
153 "SES"
154 "SEY"
155 "SHLT"
156 "SHRD"
157 "SJS"
158 "SLPM"
159 "SMC"
160 "SMSR"
161 "SNJL"
162 "SNSN"
163 "SONR"
164 "SOU"
165 "SRDR"
166 "STP"
167 "SUC"
168 "SUPR"
169 "SYI"
170 "SZH"
171 "SZK"
172 "TAKL"
173 "TKLB"
174 "TML"
175 "TOD"
176 "TPNI"
177 "TPU"
178 "TRAH"
179 "TTH"
180 "TTP"
181 "TTW"
182 "TTZ"
183 "TXD"
184 "TZTB"
185 "UAR"
186 "UGWE"
187 "UIH"
188 "ULA"
189 "UMRA"
190 "VAE"
191 "VDG"
192 "VNG"
193 "VQD"
194 "VRD"
195 "VRV"
196 "WND"
197 "WSE"
198 "XXXX"
199 "Y W"
200 "ZW"
