Unofficial site. Data from the U.S. Department of State.

Figures come from the State Department's monthly nonimmigrant visa issuance reports (source). Issuance counts are not approval rates, and monthly figures are preliminary. This site is not legal or immigration advice and is not affiliated with the U.S. government.

Data through February 2026 · 108 months published since March 2017

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Visa class B1 · All published months
  • Chiang Mai118

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05101520Mar'17Nov'17Jul'18Mar'19Nov'19Jul'20Mar'21Nov'21Jul'22Mar'23Nov'23Jul'24Mar'25Nov'25
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MonthChiang Mai
Mar '170
Apr '1717
May '170
Jun '174
Jul '173
Aug '171
Sep '171
Oct '170
Nov '170
Dec '171
Jan '186
Feb '180

Source: U.S. Department of State monthly nonimmigrant visa issuance reports. Monthly figures are preliminary. Issuance counts do not measure approval rates. A dash means that month has not been published.

Mar '181
Apr '183
May '182
Jun '182
Jul '184
Aug '182
Sep '180
Oct '181
Nov '180
Dec '180
Jan '190
Feb '190
Mar '190
Apr '192
May '191
Jun '191
Jul '190
Aug '190
Sep '191
Oct '192
Nov '190
Dec '191
Jan '201
Feb '200
Mar '201
Apr '200
May '200
Jun '200
Jul '200
Aug '200
Sep '200
Oct '200
Nov '200
Dec '200
Jan '210
Feb '210
Mar '210
Apr '210
May '210
Jun '21–
Jul '210
Aug '210
Sep '210
Oct '210
Nov '210
Dec '210
Jan '220
Feb '221
Mar '220
Apr '221
May '221
Jun '220
Jul '220
Aug '221
Sep '220
Oct '220
Nov '220
Dec '220
Jan '230
Feb '230
Mar '230
Apr '234
May '230
Jun '230
Jul '231
Aug '236
Sep '235
Oct '232
Nov '230
Dec '233
Jan '240
Feb '243
Mar '242
Apr '241
May '241
Jun '241
Jul '242
Aug '244
Sep '241
Oct '244
Nov '241
Dec '240
Jan '250
Feb '251
Mar '252
Apr '255
May '253
Jun '250
Jul '250
Aug '250
Sep '252
Oct '250
Nov '250
Dec '251
Jan '261
Feb '260
Total118