Hyekyu (Hannah) Yoo
Manager, Business Mail Entry (A)
Chicago District
Phone : 312-983-8782
Fax : 312-983-8433
hyekyu.k.yoo@usps.gov

CHICAGO USPS CONTACTS

Main Post Office Box Delivery
312-983-7551/7552

Business Service Network
312-983-8440

Cardiss Collins Caller Service
312-983-8494

Consumer Affairs
312-983-8403

Equipment Orders - MTEOR
866-330-3404 or MTEOR@USPS.GOV

Mail Piece Design Analyst
855-593-6093 or MDA@USPS.GOV
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Chicago Business Mail Entry
(for Mailing Permits & Requirements)
312-983-8455

Musette A. Henley
Chicago Customer Relations Coordinator
312-983-8391