As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 5511 TOOK OFF FROM DCA-ALB AT APPROX 2000 FEET AT A SPEED OF APPROX 200 KTS CREW HEARD A LOUD POP AND THEN WIND NOISE FROM THE GALLEY SERVICE DOOR. THE AIRCRAFT DID NOT PRESSURIZE THE CAPT THEN DECLARED AN EMERGENCY AND RETURNED TO FIELD. THE PAX WHERE INFORMED OF THE SITUATION BUT DID NOT BRACE. MX REPLACED THE SERVICE DOOR SEAL. LEAK AND PRESSURE CHECK GOOD.