This is the timeline for my case in Houston.
Application Filed: 20 Jan 2015 (Lewisville, TX)
Priority Date: 21 Jan 2015
USCIS Received Date: 21 Jan 2015
Check Cashed: 26 Jan 2015
NOA Received (I-797C): 23 Jan 2015
Fingerprint Notice Received: 28 Feb 2015
Fingerprints Done: 09 Mar 2015
Interview Letter Received: 18 May 2015
Interview Date: 22 Jun 2015
Application Filed: 20 Jan 2015 (Lewisville, TX)
Priority Date: 21 Jan 2015
USCIS Received Date: 21 Jan 2015
Check Cashed: 26 Jan 2015
NOA Received (I-797C): 23 Jan 2015
Fingerprint Notice Received: 28 Feb 2015
Fingerprints Done: 09 Mar 2015
Interview Letter Received: 18 May 2015
Interview Date: 22 Jun 2015