Preview 1,117,532 permits — every permit Chicago, Austin and Seattle issued in the last ten years. The full load is in progress, so this is how far it has got. Sourced from city open-data portals. Data as of 2026-09-21.

Chicago · permit 100779096

3541 W POTOMAC AVE

SWAPPING (9) EXISTING ANTENNAS WITH (9) NEW ANTENNAS. REPLACEMENT OF RADIO AND ANCILLARY EQUIPMENT ON EXISTING STRUCTURE. NO CHANGES TO GROUND EQUIPMENT OR HEIGHT. PREVIOUS PERMIT #100664815. ELECTRICAL PERMIT #100773846. T-MOBILE SITE CH911178A.

Permit

Permit type
PERMIT - RENOVATION/ALTERATION
Class
Unknown
Trade
Electrical
Nature of work
Alteration
Status
COMPLETE

Location

City
Chicago
State
IL

Dates

Applied
2018-10-03
Issued
2018-10-03
Time to issue
same day

Chicago details

Review type
STANDARD PLAN REVIEW
Milestone
COMPLETE
Community area (code)
23

Data as of 2026-09-20.

Other permits issued in Chicago, October 2018