You can file a 90 day report by mail in Bangkok;
You need to postmark the envelope 14 days before the due date, and include a stamped self addressed envelope to get the receipt mailed back
Include the following in the packet:
Filled out TM47
previous 90 day report receipt
(or the little card with the date on it)
copies of
data page of your passport
visa/extension
most recent entry stamp
TM 6 departure card
TM30 receipt
Mail it here;
Immigration Office Division 1
Chalermprakiat Government Complex
120 Moo 3 Chaengwattana Road Soi 7
Thungsonghong, Laksi Bangkok
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