How do I check my i797c status?

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Tags

1. #service
2. #status
3. #check
4. #application
5. #national
6. #calling
7. #phone
8. #latest
9. #customer
10. #uscis
11. #directly
12. #number
13. #receipt
14. #checking
15. #center
16. #details
17. #provide